三年级数学计算题专项练习及答案

三年级数学计算题专项练习及答案172+245=811+698=157+147=311+52=295+68=257+138=136+298=421+435=110+187=256+246=29+138=493+331=121+116=619+230=328+67=138+181=265+203=351+153=60+235=407+826=207+40=377+135=31+16=728+908=281+122=453+401=154+224=108+137=46+68=356+555=34+178=961+422=51+258=101+28=348+99=675+257=67+372=919+861=159+331=345+225=151-56=593-51=483-253=943-599=187-88=892-585=414-44=768-481=348-81=806-374=495-133=988-626=482-108=541-157=153-118=782-113=247-22=886-29=368-293=422-218=496-20=421-18=196-71=888-459=403-336=804-194=254-143=428-78=78-41=877-220=403-247=357-140=317-90=986-158=359-33=848-511=491-464=890-576=473-54=875-567=147×4=598×6=287×3=200×6=139×6=692×7=126×6=43×6=210×3=995×9=124×3=13×2=133×5=169×4=296×2=151×6=20×5=782×3=324×2=116×9=178×4=466×9=67×7=591×6=31×5=134×6=87×8=318×8=187×5=807×6=79×2=354×5=135×7=948×8=37×7=851×7=22×6=537×4=408×2=971×2=343÷7=609÷7=357÷3=675÷9=204÷2=160÷2=112÷8=696÷3=170÷2=540÷4=156÷6=348÷2=285÷5=987÷7=304÷8=572÷2=114÷6=324÷2=225÷5=273÷3=160÷8=720÷9=201÷3=57÷3=90÷5=408÷3=243÷9=726÷3=108÷3=285÷3=280÷2=750÷5=196÷7=486÷9=322÷2=768÷4=168÷8=246÷2=154÷7=848÷8=11×25=65×81=25×25=83×80=21×24=86×89=66×12=69×25=66×14=13×94=48×15=12×43=15×56=24×62=38×22=93×87=17×20=23×90=10×26=82×61=12×20=57×67=17×30=78×58=19×27=81×91=31×32=15×80=43×17=30×18=42×17=91×14=40×12=67×40=11×46=58×15=34×12=48×25=11×57=32×27=636+69+184=477+49+81=271+149+113=140+728+544=141+436+156=904+568+139=382+128+411=250+898+655=123+170+375=181+575+324=413+498+15=26+501+630=79+478+325=250+656+175=50+42+675=448+178+786=745+17+236=700+993+506=220+83+294=139+463+645=132+348+298=425+458+213=212+73+315=872+574+137=87+21+454=810+632+589=53+172+81=894+67+572=439+235+222=840+807+303=43+320+340=260+734+842=61+617+43=324+946+618=51+130+37=584+500+901=382+78+182=356+492+548=17+132+188=469+126+281=262+78-324=931+521-172=73+229-34=396+967-657=58+367-159=366+884-15=149+319-71=64+957-205=231+119-248=603+63-251=180+306-133=636+619-381=161+290-235=571+510-946=173+276-127=285+818-466=230+259-41=655+412-787=308+92-39=212+907-862=35+456-441=613+637-736=167+262-218=911+139-221=118+228-262=324+949-855=326+69-372=82+765-664=189+291-438=701+883-871=297+172-174=331+554-672=98+393-324=149+635-106=369+80-366=242+235-180=54+423-215=656+823-420=182+165-251=690+62-42=497-210-249=611-374-198=441-199-32=512-98-34=442-33-330=640-135-365=251-57-131=461-75-159=405-126-98=665-164-86=445-190-194=996-385-171=330-10-29=901-614-207=198-13-151=657-44-367=391-45-235=858-88-134=312-31-251=639-375-20=468-34-259=897-331-523=493-135-71=850-510-31=368-254-10=711-620-22=307-47-33=812-583-14=471-43-193=607-190-385=397-24-365=783-424-33=371-48-213=977-504-97=401-277-68=955-592-302=379-38-142=715-135-573=395-25-265=948-292-578=401-316+207=822-218+684=449-422+229=929-331+433=195-187+376=814-411+347=188-169+117=997-412+384=270-70+66=755-166+778=164-162+490=203-180+819=457-158+83=897-399+185=345-171+11=684-168+165=492-251+232=132-33+335=210-161+307=622-556+647=480-295+307=836-374+793=392-150+138=601-197+476=197-22+214=529-368+493=483-254+122=940-527+136=306-279+92=710-350+405=107-85+319=429-412+344=354-181+143=69-29+504=149-139+198=868-199+184=437-275+78=829-724+919=347-338+192=528-498+478=16×18×3=70×11×3=16×11×5=74×52×9=22×11×3=32×45×2=26×15×2=67×72×4=16×31×2=55×26×6=18×13×3=30×24×3=10×10×3=18×74×4=13×13×4=35×72×4=14×21×2=16×83×5=23×13×3=61×94×3=18×11×3=44×73×2=18×27×2=92×76×9=12×41×2=12×99×4=16×15×4=28×44×8=12×13×2=96×59×3=13×19×4=14×59×7=10×12×3=82×24×2=10×23×4=96×16×3=11×11×3=33×87×6=11×20×2=21×46×5=14×9×2=82×6×4=31×3×6=217×2×9=102×2×4=317×2×8=34×6×4=60×9×8=19×5×8=17×4×8=37×2×4=71×8×7=28×3×9=68×3×2=19×3×2=462×2×4=32×8×2=30×7×2=22×9×5=42×9×8=26×5×3=215×2×6=37×7×3=75×9×6=13×8×3=238×2×8=13×4×8=23×5×4=24×2×4=52×6×2=10×4×3=48×2×6=21×5×2=193×3×2=19×9×4=447×2×6=36×2×8=78×5×2=12×8×9=79×3×7=13×2×82=11×2×14=17×4×53=11×6×62=19×4×50=10×4×84=28×2×79=10×4×41=14×3×49=14×3×40=17×3×64=13×3×96=23×3×36=28×2×83=17×3×45=35×2×90=11×8×65=46×2×89=13×7×41=14×2×47=10×7×66=10×2×47=11×4×99=33×2×34=24×3×39=15×6×46=39×2×52=14×3×57=15×4×28=12×4×96=10×9×80=10×7×65=11×5×25=19×2×33=15×4×46=15×3×66=20×4×49=32×3×14=14×2×88=48×2×88=15×60÷2=10×45÷2=10×50÷4=46×21÷2=33×10÷6=85×97÷5=15×36÷4=20×59÷4=10×68÷4=57×52÷4=38×11÷2=54×41÷3=83×10÷5=32×92÷8=32×14÷4=42×33÷2=10×66÷3=99×84÷4=18×45÷3=40×80÷4=30×15÷9=56×94÷7=84×11÷4=72×14÷9=30×24÷9=40×27÷3=17×48÷2=58×15÷6=13×52÷2=51×98÷6=13×22÷2=72×45÷2=28×25÷2=15×14÷3=48×19÷4=52×55÷4=20×22÷4=30×25÷5=22×38÷4=20×87÷2=156×2÷8=431×8÷4=290×3÷5=729×4÷2=74×2÷4=823×6÷2=78×3÷2=496×8÷2=76×9÷2=996×7÷3=352×2÷4=529×6÷3=37×6÷2=392×4÷2=136×3÷4=165×6÷9=388×2÷4=92×5÷2=272×2÷8=611×8÷4=402×2÷4=78×6÷2=18×7÷3=820×3÷4=148×3÷2=640×6÷2=45×6÷2=55×8÷2=54×9÷2=504×6÷2=81×2÷6=244×2÷8=465×2÷6=34×7÷2=477×2÷9=866×2÷4=200×2÷8=447×2÷6=92×9÷3=524×3÷6=825÷5÷5=270÷6÷3=126÷7÷3=270÷2÷9=378÷7÷2=855÷5÷3=999÷9÷3=392÷4÷7=882÷2÷3=216÷2÷3=504÷6÷6=954÷3÷2=912÷4÷3=960÷2÷8=744÷4÷2=504÷2÷6=972÷3÷4=918÷9÷2=152÷4÷2=840÷7÷8=512÷8÷2=216÷4÷9=154÷7÷2=760÷8÷5=270÷3÷9=270÷5÷3=81÷3÷3=875÷5÷7=312÷6÷4=888÷2÷3=405÷5÷9=72÷6÷4=480÷2÷3=492÷6÷2=891÷3÷9=232÷2÷4=54÷3÷2=752÷2÷4=150÷5÷3=192÷3÷4=972÷9×7=138÷2×8=470÷2×8=40÷5×4=511÷7×3=602÷7×3=238÷2×8=208÷4×5=594÷3×4=539÷7×9=260÷5×8=236÷4×6=600÷4×9=588÷6×9=224÷2×8=763÷7×3=564÷3×2=306÷9×4=918÷9×4=816÷8×6=948÷3×9=87÷3×8=508÷2×6=252÷4×8=760÷4×2=975÷3×7=712÷4×7=582÷3×6=10÷5×6=528÷3×4=802÷2×7=945÷9×7=660÷6×7=696÷4×9=226÷2×4=120÷6×8=633÷3×4=988÷4×2=408÷4×8=625÷5×9=48÷8×24=75÷3×12=132÷4×23=672÷8×66=60÷6×53=264÷6×17=35÷5×58=495÷9×83=150÷6×37=270÷5×21=378÷7×12=201÷3×66=63÷7×99=24÷3×80=88÷2×20=36÷3×41=48÷4×50=495÷9×79=153÷9×20=512÷8×86=45÷9×49=360÷4×68=66÷6×38=738÷9×46=66÷3×38=28÷2×77=60÷5×68=146÷2×82=12÷2×86=100÷4×27=54÷9×26=354÷6×65=68÷2×20=44÷2×32=63÷9×46=16÷2×71=116÷2×11=320÷5×67=24÷2×75=140÷5×20=165+(257-34)=500+(949-358)=276+(389-135)=788+(746-86)=151+(284-144)=547+(443-311)=333+(369-278)=902+(371-310)=338+(413-330)=583+(886-61)=425+(351-199)=853+(714-109)=40+(272-54)=279+(933-757)=324+(488-164)=735+(557-354)=273+(487-275)=543+(984-205)=198+(233-122)=505+(936-131)=312+(489-482)=87+(510-366)=373+(415-62)=250+(348-21)=194+(198-40)=682+(629-352)=232+(151-20)=943+(899-327)=492+(186-115)=348+(676-438)=380+(301-237)=309+(674-481)=396+(351-149)=395+(961-516)=371+(467-156)=416+(362-26)=199+(460-144)=35+(646-624)=129+(481-24)=656+(736-221)=462-(18+234)=960-(207+229)=470-(119+185)=827-(38+312)=384-(62+181)=722-(64+225)=455-(92+90)=632-(300+173)=488-(228+99)=793-(371+248)=405-(58+303)=761-(306+280)=490-(127+288)=883-(696+20)=407-(84+320)=716-(360+100)=483-(277+110)=925-(528+305)=429-(290+39)=586-(18+377)=416-(149+265)=681-(447+12)=499-(19+232)=521-(296+192)=299-(218+76)=865-(33+611)=302-(114+53)=605-(128+421)=414-(76+195)=834-(309+25)=303-(169+87)=635-(37+478)=466-(325+140)=923-(425+393)=352-(165+30)=968-(40+882)=335-(155+124)=801-(87+103)=341-(97+207)=294-(129+67)=209-(322-248)=857-(461-21)=160-(147-15)=962-(733-236)=301-(484-244)=429-(662-471)=303-(317-23)=744-(890-835)=65-(339-302)=974-(206-134)=249-(488-282)=443-(291-289)=488-(297-253)=808-(620-24)=478-(432-351)=855-(607-285)=482-(304-12)=423-(647-453)=405-(374-145)=719-(665-314)=399-(232-62)=559-(858-547)=242-(366-146)=899-(843-102)=306-(459-167)=813-(648-565)=86-(203-144)=812-(852-422)=157-(479-382)=968-(765-710)=418-(429-133)=412-(664-380)=262-(362-138)=292-(859-602)=436-(407-77)=442-(778-363)=194-(321-218)=84-(626-563)=232-(474-258)=401-(658-320)=225÷(81÷9)=228÷(24÷6)=362÷(16÷8)=309÷(15÷5)=310÷(25÷5)=528÷(42÷7)=88÷(28÷7)=413÷(49÷7)=252÷(54÷6)=957÷(15÷5)=170÷(35÷7)=464÷(24÷6)=182÷(35÷5)=54÷(18÷9)=252÷(12÷2)=820÷(45÷9)=357÷(18÷6)=438÷(14÷7)=445÷(40÷8)=720÷(16÷4)=256÷(12÷3)=992÷(32÷4)=326÷(18÷9)=186÷(18÷9)=432÷(30÷5)=786÷(36÷6)=148÷(14÷7)=680÷(12÷6)=232÷(32÷4)=990÷(45÷9)=406÷(14÷7)=63÷(18÷6)=448÷(16÷8)=690÷(48÷8)=228÷(48÷8)=944÷(32÷8)=348÷(12÷6)=892÷(10÷5)=150÷(14÷7)=534÷(14÷7)=387÷(3×3)=952÷(2×4)=976÷(2×4)=976÷(4×2)=918÷(3×2)=280÷(4×2)=144÷(4×2)=552÷(2×2)=592÷(2×2)=48÷(2×2)=676÷(2×2)=328÷(4×2)=834÷(2×3)=192÷(3×2)=297÷(3×3)=99÷(3×3)=498÷(3×2)=456÷(3×2)=168÷(4×2)=800÷(2×2)=624÷(2×3)=711÷(3×3)=392÷(4×2)=522÷(3×3)=432÷(2×3)=96÷(4×2)=135÷(3×3)=504÷(3×2)=472÷(2×2)=576÷(2×2)=930÷(2×3)=104÷(4×2)=168÷(2×3)=516÷(3×2)=744÷(2×3)=752÷(4×2)=603÷(3×3)=360÷(3×2)=432÷(2×2)=120÷(4×2)=60×(32÷4)=274×(64÷8)=395×(10÷5)=738×(10÷5)=182×(25÷5)=993×(36÷6)=287×(14÷7)=452×(15÷3)=18×(10÷5)=226×(35÷7)=227×(21÷7)=187×(56÷8)=440×(14÷7)=50×(48÷8)=50×(63÷7)=12×(49÷7)=123×(10÷2)=352×(72÷9)=15×(24÷8)=206×(12÷4)=444×(14÷7)=81×(45÷9)=80×(40÷5)=537×(20÷5)=159×(21÷7)=888×(42÷7)=226×(12÷3)=402×(54÷9)=178×(10÷5)=554×(72÷8)=51×(10÷5)=802×(36÷9)=107×(45÷9)=613×(36÷9)=53×(12÷6)=131×(28÷7)=157×(36÷9)=827×(36÷6)=10×(48÷6)=909×(63÷7)=12×(371÷7)=64×(588÷7)=16×(76÷2)=38×(76÷2)=12×(186÷6)=38×(105÷5)=29×(93÷3)=24×(448÷8)=29×(270÷9)=14×(216÷8)=45×(60÷6)=50×(744÷8)=14×(201÷3)=69×(48÷4)=21×(85÷5)=71×(190÷5)=37×(39÷3)=94×(147÷7)=21×(120÷3)=34×(460÷5)=11×(450÷6)=21×(170÷2)=18×(208÷4)=59×(106÷2)=60×(56÷4)=72×(360÷8)=79×(60÷5)=93×(88÷8)=63×(60÷6)=56×(142÷2)=75×(55÷5)=43×(469÷7)=22×(48÷2)=25×(250÷5)=14×(153÷3)=46×(540÷6)=10×(186÷3)=46×(568÷8)=18×(245÷5)=80×(140÷5)=157+153×2=156+320×2=162+68×3=648+51×2=138+313×2=768+279×3=61+57×5=224+147×6=288+224×2=807+68×4=444+51×2=880+64×3=320+68×4=142+470×2=356+73×8=366+49×7=351+176×3=416+37×8=153+281×2=323+42×9=103+14×2=777+127×2=29+384×2=905+87×6=196+128×6=361+115×8=67+167×4=208+37×6=315+28×9=42+160×3=250×3+225=22×3+316=77×9+84=75×9+922=77×4+212=38×5+759=56×5+58=276×3+793=59×5+115=499×2+507=86+16×30=590+22×38=292+20×12=394+78×12=275+10×34=689+38×10=30+24×14=838+22×24=17+11×10=887+28×15=394+21×27=956+15×33=170+71×10=143+29×13=437+25×16=529+50×17=235+19×12=915+17×57=19+31×12=49+46×13=322+25×24=972+60×16=72+23×40=518+26×29=73+11×35=574+12×48=279+39×12=29+11×46=169+13×29=781+11×14=12×29+380=12×34+14=42×19+49=33×18+236=30×13+122=13×57+221=15×34+415=18×29+353=14×21+64=18×12+786=480-33×10=525-18×26=434-10×37=944-79×11=491-12×32=905-81×11=378-11×19=803-26×29=412-16×11=996-29×12=454-12×10=451-31×11=330-26×12=766-17×10=407-27×10=832-21×19=418-19×16=595-44×12=338-30×10=800-44×10=460-10×44=994-20×44=247-12×12=970-47×20=499-12×18=843-10×51=381-14×15=567-35×13=454-12×24=717-10×57=404-14×10=814-10×42=204-10×18=581-19×14=471-26×17=930-14×28=329-28×10=934-50×10=342-14×24=874-25×20=490-22×5=939-13×5=413-16×6=912-274×2=368-34×9=222-56×2=118-13×8=803-144×3=452-147×2=167-73×2=439-45×8=835-92×5=431-35×7=862-47×9=317-18×8=463-28×8=450-166×2=814-37×4=62-10×4=691-30×5=267-34×7=343-12×7=412-161×2=843-35×8=486-37×6=704-175×2=406-14×2=991-107×8=132-18×7=728-106×6=168-55×3=979-202×4=398-12×5=804-314×2=403-70×5=488-68×2=212-28×6=462-177×2=401-52×6=607-115×3=38×11-26=51×19-373=10×34-212=11×60-421=43×11-329=24×35-22=12×28-74=27×37-574=26×10-209=18×49-801=45×10-143=24×37-223=43×11-35=33×13-419=23×14-219=53×17-446=25×11-268=17×43-146=14×12-58=14×43-432=22×20-77=27×34-280=15×17-187=19×40-418=10×47-250=13×60-282=11×32-223=14×34-50=14×21-126=40×24-936=20×25-17=40×24-144=10×31-80=17×15-226=18×12-64=34×16-272=22×15-284=66×13-300=45×10-25=22×21-140=314×3-55=671×6-276=474×2-584=539×7-877=477×2-788=436×3-579=74×9-615=86×2-76=180×5-623=299×4-779=81×6-410=409×2-332=205×4-578=269×5-548=142×6-361=496×5-328=197×4-202=908×2-482=92×8-616=226×3-409=134×3-310=284×4-770=55×9-266=498×7-183=120×8-624=370×8-348=167×2-119=798×8-19=181×2-253=584×3-496=89×8-329=578×6-357=142×6-468=515×9-975=321×3-133=664×9-552=130×7-469=794×8-41=92×4-306=461×5-790=180+702÷2=12+760÷5=460+814÷2=908+518÷2=499+450÷6=569+224÷4=32+228÷3=644+430÷2=338+972÷4=119+394÷2=61+844÷2=844+384÷2=71+440÷5=381+196÷7=120+384÷4=528+480÷4=51+698÷2=571+364÷4=427+32÷2=20+788÷4=852÷6+65=328÷4+80=238÷7+280=562÷2+651=328÷2+393=264÷2+197=560÷5+240=872÷4+694=804÷3+142=120÷4+488=588÷7+102=888÷8+947=952÷2+204=358÷2+590=144÷4+310=805÷7+729=254÷2+363=634÷2+130=685÷5+131=588÷7+427=241-490÷5=590-504÷6=440-472÷2=327-222÷2=476-772÷2=541-345÷3=467-976÷4=494-400÷2=397-716÷2=398-417÷3=53-238÷7=526-990÷3=106-459÷9=548-184÷2=413-454÷2=612-574÷2=259-404÷4=573-380÷2=496-454÷2=569-575÷5=382-200÷8=966-910÷2=448-328÷4=548-498÷2=303-215÷5=724-679÷7=134-390÷5=848-279÷3=193-344÷4=964-393÷3=424-12÷4=88-480÷6=301-472÷8=977-376÷8=401-154÷2=477-600÷8=296-648÷4=626-714÷2=432-106÷2=925-322÷2=14×(60-42)=40×(842-750)=44×(232-215)=86×(628-602)=12×(126-85)=28×(177-90)=19×(105-56)=98×(257-221)=83×(51-40)=87×(353-290)=28×(169-134)=32×(382-366)=19×(302-260)=87×(429-367)=10×(265-249)=94×(793-772)=79×(185-174)=90×(839-744)=26×(421-397)=14×(570-538)=(235-198)×26=(367-315)×14=(411-388)×24=(946-871)×85=(298-279)×27=(950-918)×84=(215-194)×35=(705-650)×68=(66-31)×22=(226-176)×41=(337-314)×17=(220-203)×95=(334-287)×11=(270-186)×29=(326-312)×67=(867-835)×99=(267-244)×39=(60-42)×21=(109-98)×20=(67-32)×60=154×(411-406)=454×(280-271)=255×(38-35)=673×(972-965)=17×(407-398)=629×(388-385)=108×(488-482)=966×(292-284)=226×(171-167)=931×(439-432)=42×(61-58)=500×(728-725)=63×(344-338)=329×(785-779)=80×(322-316)=657×(941-937)=128×(65-62)=53×(420-414)=104×(201-192)=309×(530-522)=74×(348-341)=955×(680-675)=77×(277-270)=891×(929-925)=121×(396-390)=744×(136-131)=107×(393-387)=957×(845-841)=207×(189-186)=958×(772-764)=168×(183-180)=213×(261-253)=143×(435-431)=906×(604-596)=70×(136-132)=289×(50-45)=199×(357-354)=881×(282-276)=20×(497-491)=574×(162-155)=364÷(124-122)=216÷(286-284)=40÷(111-107)=150÷(120-115)=15÷(83-78)=576÷(481-477)=460÷(25-20)=890÷(944-939)=440÷(166-158)=735÷(601-596)=303÷(463-460)=270÷(147-141)=222÷(454-451)=752÷(756-752)=324÷(355-353)=810÷(459-453)=208÷(465-457)=160÷(801-793)=162÷(260-257)=385÷(668-661)=44÷(176-174)=476÷(959-957)=378÷(347-345)=329÷(857-850)=498÷(459-453)=917÷(109-102)=316÷(159-155)=456÷(204-201)=415÷(228-223)=860÷(220-218)=40÷(249-241)=98÷(465-463)=104÷(129-127)=861÷(525-518)=402÷(299-296)=736÷(947-945)=400÷(115-107)=879÷(609-606)=168÷(465-457)=324÷(798-794)=(421-357)÷2=(621-453)÷3=(188-78)÷5=(870-294)÷9=(251-211)÷8=(883-178)÷5=(367-335)÷8=(143-103)÷5=(473-53)÷2=(927-511)÷8=(458-416)÷2=(666-202)÷2=(290-115)÷5=(822-282)÷5=(360-333)÷3=(721-275)÷2=(337-311)÷2=(95-69)÷2=(382-362)÷2=(844-772)÷2=(378-246)÷4=(939-185)÷2=(204-190)÷7=(746-476)÷2=(183-79)÷2=(937-271)÷2=(205-33)÷4=(987-789)÷2=(347-255)÷2=(615-507)÷3=(225-180)÷5=(583-243)÷2=(441-361)÷5=(954-342)÷2=(289-137)÷4=(400-253)÷7=(329-19)÷2=(879-459)÷5=(309-193)÷4=(610-286)÷6=2/6+3/6=1/3+2/3=1/5+3/5=5/10+2/10=1/5+2/5=4/10+5/10=1/4+2/4=3/6+2/6=2/8+3/8=5/10+3/10=2/8+4/8=4/9+5/9=4/6-1/6=6/9-3/9=2/8-1/8=6/10-1/10=3/5-1/5=5/7-2/7=3/6-2/6=4/5-1/5=3/8-1/8=2/3-1/3=2/4-1/4=4/9-2/9=6.9+4.6=15.7+73.3=6.7+8.4=0.9+9.3=6.4+0.3=45.2+24.6=0.2+2.2=4.2+18.0=9.5+0.6=3.8+5.1=4.6+4.8=75.1+12.3=6.2+0.5=78.5+15.2=3.4+6.6=1.5+0.2=2.7+5.3=7.6+18.1=6.4+6.5=22.2+57.1=6.7+1.0=9.1+6.1=1.7+7.0=45.1+5.4=2.8+7.4=8.7+66.7=8.1+3.2=5.8+1.0=7.0+5.1=72.4+16.2=2.8+9.8=12.9+53.3=3.4+8.9=0.5+1.7=2.3+6.8=46.8+2.3=8.9+5.1=2.9+83.4=5.9+4.0=0.5+9.7=9.3-7.6=48.9-45.2=0.5-0.2=2.5-1.8=8.9-6.5=98.8-12.6=6.2-1.3=99.6-8.1=4.8-4.4=6.2-3.6=9.5-6.6=44.7-17.8=4.4-2.4=84.6-82.3=7.4-1.7=6.1-0.3=7.6-7.5=89.3-21.7=1.5-1.1=64.4-41.5=9.0-3.2=8.4-1.7=4.8-1.2=82.3-78.9=8.6-0.9=69.4-50.6=7.5-4.2=8.6-0.8=7.2-3.0=58.6-53.8=6.0-1.4=89.1-83.4=6.0-4.3=6.2-2.5=4.4-3.0=94.2-80.9=4.1-2.3=99.5-88.5=7.8-2.7=9.3-8.8=参考答案172+245=417811+698=1509157+147=304311+52=363295+68=363257+138=395136+298=434421+435=856110+187=297256+246=50229+138=167493+331=824121+116=237619+230=849328+67=395138+181=319265+203=468351+153=50460+235=295407+826=1233207+40=247377+135=51231+16=47728+908=1636281+122=403453+401=854154+224=378108+137=24546+68=114356+555=91134+178=212961+422=138351+258=309101+28=129348+99=447675+257=93267+372=439919+861=1780159+331=490345+225=570151-56=95593-51=542483-253=230943-599=344187-88=99892-585=307414-44=370768-481=287348-81=267806-374=432495-133=362988-626=362482-108=374541-157=384153-118=35782-113=669247-22=225886-29=857368-293=75422-218=204496-20=476421-18=403196-71=125888-459=429403-336=67804-194=610254-143=111428-78=35078-41=37877-220=657403-247=156357-140=217317-90=227986-158=828359-33=326848-511=337491-464=27890-576=314473-54=419875-567=308147×4=588598×6=3588287×3=861200×6=1200139×6=834692×7=4844126×6=75643×6=258210×3=630995×9=8955124×3=37213×2=26133×5=665169×4=676296×2=592151×6=90620×5=100782×3=2346324×2=648116×9=1044178×4=712466×9=419467×7=469591×6=354631×5=155134×6=80487×8=696318×8=2544187×5=935807×6=484279×2=158354×5=1770135×7=945948×8=758437×7=259851×7=595722×6=132537×4=2148408×2=816971×2=1942343÷7=49609÷7=87357÷3=119675÷9=75204÷2=102160÷2=80112÷8=14696÷3=232170÷2=85540÷4=135156÷6=26348÷2=174285÷5=57987÷7=141304÷8=38572÷2=286114÷6=19324÷2=162225÷5=45273÷3=91160÷8=20720÷9=80201÷3=6757÷3=1990÷5=18408÷3=136243÷9=27726÷3=242108÷3=36285÷3=95280÷2=140750÷5=150196÷7=28486÷9=54322÷2=161768÷4=192168÷8=21246÷2=123154÷7=22848÷8=10611×25=27565×81=526525×25=62583×80=664021×24=50486×89=765466×12=79269×25=172566×14=92413×94=122248×15=72012×43=51615×56=84024×62=148838×22=83693×87=809117×20=34023×90=207010×26=26082×61=500212×20=24057×67=381917×30=51078×58=452419×27=51381×91=737131×32=99215×80=120043×17=73130×18=54042×17=71491×14=127440×12=48067×40=268011×46=50658×15=87034×12=40848×25=120011×57=62732×27=864636+69+184=889477+49+81=607271+149+113=533140+728+544=1412141+436+156=733904+568+139=1611382+128+411=921250+898+655=1803123+170+375=668181+575+324=1080413+498+15=92626+501+630=115779+478+325=882250+656+175=108150+42+675=767448+178+786=1412745+17+236=998700+993+506=2199220+83+294=597139+463+645=1247132+348+298=778425+458+213=1096212+73+315=600872+574+137=158387+21+454=562810+632+589=203153+172+81=306894+67+572=1533439+235+222=896840+807+303=195043+320+340=703260+734+842=183661+617+43=721324+946+618=188851+130+37=218584+500+901=1985382+78+182=642356+492+548=139617+132+188=337469+126+281=876262+78-324=16931+521-172=128073+229-34=268396+967-657=70658+367-159=266366+884-15=1235149+319-71=39764+957-205=816231+119-248=102603+63-251=415180+306-133=353636+619-381=874161+290-235=216571+510-946=135173+276-127=322285+818-466=637230+259-41=448655+412-787=280308+92-39=361212+907-862=25735+456-441=50613+637-736=514167+262-218=211911+139-221=829118+228-262=84324+949-855=418326+69-372=2382+765-664=183189+291-438=42701+883-871=713297+172-174=295331+554-672=21398+393-324=167149+635-106=678369+80-366=83242+235-180=29754+423-215=262656+823-420=1059182+165-251=96690+62-42=710497-210-249=38611-374-198=39441-199-32=210512-98-34=380442-33-330=79640-135-365=140251-57-131=63461-75-159=227405-126-98=181665-164-86=415445-190-194=61996-385-171=440330-10-29=291901-614-207=80198-13-151=34657-44-367=246391-45-235=111858-88-134=636312-31-251=30639-375-20=244468-34-259=175897-331-523=43493-135-71=287850-510-31=309368-254-10=104711-620-22=69307-47-33=227812-583-14=215471-43-193=235607-190-385=32397-24-365=8783-424-33=326371-48-213=110977-504-97=376401-277-68=56955-592-302=61379-38-142=199715-135-573=7395-25-265=105948-292-578=78401-316+207=292822-218+684=1288449-422+229=256929-331+433=1031195-187+376=384814-411+347=750188-169+117=136997-412+384=969270-70+66=266755-166+778=1367164-162+490=492203-180+819=842457-158+83=382897-399+185=683345-171+11=185684-168+165=681492-251+232=473132-33+335=434210-161+307=356622-556+647=713480-295+307=492836-374+793=1255392-150+138=380601-197+476=880197-22+214=389529-368+493=654483-254+122=351940-527+136=549306-279+92=119710-350+405=765107-85+319=341429-412+344=361354-181+143=31669-29+504=544149-139+198=208868-199+184=853437-275+78=240829-724+919=1024347-338+192=201528-498+478=50816×18×3=86470×11×3=231016×11×5=88074×52×9=3463222×11×3=72632×45×2=288026×15×2=78067×72×4=1929616×31×2=99255×26×6=858018×13×3=70230×24×3=216010×10×3=30018×74×4=532813×13×4=67635×72×4=1008014×21×2=58816×83×5=664023×13×3=89761×94×3=1720218×11×3=59444×73×2=642418×27×2=97292×76×9=6292812×41×2=98412×99×4=475216×15×4=96028×44×8=985612×13×2=31296×59×3=1699213×19×4=98814×59×7=578210×12×3=36082×24×2=393610×23×4=92096×16×3=460811×11×3=36333×87×6=1722611×20×2=44021×46×5=483014×9×2=25282×6×4=196831×3×6=558217×2×9=3906102×2×4=816317×2×8=507234×6×4=81660×9×8=432019×5×8=76017×4×8=54437×2×4=29671×8×7=397628×3×9=75668×3×2=40819×3×2=114462×2×4=369632×8×2=51230×7×2=42022×9×5=99042×9×8=302426×5×3=390215×2×6=258037×7×3=77775×9×6=405013×8×3=312238×2×8=380813×4×8=41623×5×4=46024×2×4=19252×6×2=62410×4×3=12048×2×6=57621×5×2=210193×3×2=115819×9×4=684447×2×6=536436×2×8=57678×5×2=78012×8×9=86479×3×7=165913×2×82=213211×2×14=30817×4×53=360411×6×62=409219×4×50=380010×4×84=336028×2×79=442410×4×41=164014×3×49=205814×3×40=168017×3×64=326413×3×96=374423×3×36=248428×2×83=464817×3×45=229535×2×90=630011×8×65=572046×2×89=818813×7×41=373114×2×47=131610×7×66=462010×2×47=94011×4×99=435633×2×34=224424×3×39=280815×6×46=414039×2×52=405614×3×57=239415×4×28=168012×4×96=460810×9×80=720010×7×65=455011×5×25=137519×2×33=125415×4×46=276015×3×66=297020×4×49=392032×3×14=134414×2×88=246448×2×88=844815×60÷2=45010×45÷2=22510×50÷4=12546×21÷2=48333×10÷6=5585×97÷5=164915×36÷4=13520×59÷4=29510×68÷4=17057×52÷4=74138×11÷2=20954×41÷3=73883×10÷5=16632×92÷8=36832×14÷4=11242×33÷2=69310×66÷3=22099×84÷4=207918×45÷3=27040×80÷4=80030×15÷9=5056×94÷7=75284×11÷4=23172×14÷9=11230×24÷9=8040×27÷3=36017×48÷2=40858×15÷6=14513×52÷2=33851×98÷6=83313×22÷2=14372×45÷2=162028×25÷2=35015×14÷3=7048×19÷4=22852×55÷4=71520×22÷4=11030×25÷5=15022×38÷4=20920×87÷2=870156×2÷8=39431×8÷4=862290×3÷5=174729×4÷2=145874×2÷4=37823×6÷2=246978×3÷2=117496×8÷2=198476×9÷2=342996×7÷3=2324352×2÷4=176529×6÷3=105837×6÷2=111392×4÷2=784136×3÷4=102165×6÷9=110388×2÷4=19492×5÷2=230272×2÷8=68611×8÷4=1222402×2÷4=20178×6÷2=23418×7÷3=42820×3÷4=615148×3÷2=222640×6÷2=192045×6÷2=13555×8÷2=22054×9÷2=243504×6÷2=151281×2÷6=27244×2÷8=61465×2÷6=15534×7÷2=119477×2÷9=106866×2÷4=433200×2÷8=50447×2÷6=14992×9÷3=276524×3÷6=262825÷5÷5=33270÷6÷3=15126÷7÷3=6270÷2÷9=15378÷7÷2=27855÷5÷3=57999÷9÷3=37392÷4÷7=14882÷2÷3=147216÷2÷3=36504÷6÷6=14954÷3÷2=159912÷4÷3=76960÷2÷8=60744÷4÷2=93504÷2÷6=42972÷3÷4=81918÷9÷2=51152÷4÷2=19840÷7÷8=15512÷8÷2=32216÷4÷9=6154÷7÷2=11760÷8÷5=19270÷3÷9=10270÷5÷3=1881÷3÷3=9875÷5÷7=25312÷6÷4=13888÷2÷3=148405÷5÷9=972÷6÷4=3480÷2÷3=80492÷6÷2=41891÷3÷9=33232÷2÷4=2954÷3÷2=9752÷2÷4=94150÷5÷3=10192÷3÷4=16972÷9×7=756138÷2×8=552470÷2×8=188040÷5×4=32511÷7×3=219602÷7×3=258238÷2×8=952208÷4×5=260594÷3×4=792539÷7×9=693260÷5×8=416236÷4×6=354600÷4×9=1350588÷6×9=882224÷2×8=896763÷7×3=327564÷3×2=376306÷9×4=136918÷9×4=408816÷8×6=612948÷3×9=284487÷3×8=232508÷2×6=1524252÷4×8=504760÷4×2=380975÷3×7=2275712÷4×7=1246582÷3×6=116410÷5×6=12528÷3×4=704802÷2×7=2807945÷9×7=735660÷6×7=770696÷4×9=1566226÷2×4=452120÷6×8=160633÷3×4=844988÷4×2=494408÷4×8=816625÷5×9=112548÷8×24=14475÷3×12=300132÷4×23=759672÷8×66=554460÷6×53=530264÷6×17=74835÷5×58=406495÷9×83=4565150÷6×37=925270÷5×21=1134378÷7×12=648201÷3×66=442263÷7×99=89124÷3×80=64088÷2×20=88036÷3×41=49248÷4×50=600495÷9×79=4345153÷9×20=340512÷8×86=550445÷9×49=245360÷4×68=612066÷6×38=418738÷9×46=377266÷3×38=83628÷2×77=107860÷5×68=816146÷2×82=598612÷2×86=516100÷4×27=67554÷9×26=156354÷6×65=383568÷2×20=68044÷2×32=70463÷9×46=32216÷2×71=568116÷2×11=638320÷5×67=428824÷2×75=900140÷5×20=560165+(257-34)=388500+(949-358)=1091276+(389-135)=530788+(746-86)=1448151+(284-144)=291547+(443-311)=679333+(369-278)=424902+(371-310)=963338+(413-330)=421583+(886-61)=1408425+(351-199)=577853+(714-109)=145840+(272-54)=258279+(933-757)=455324+(488-164)=648735+(557-354)=938273+(487-275)=485543+(984-205)=1322198+(233-122)=309505+(936-131)=1310312+(489-482)=31987+(510-366)=231373+(415-62)=726250+(348-21)=577194+(198-40)=352682+(629-352)=959232+(151-20)=363943+(899-327)=1515492+(186-115)=563348+(676-438)=586380+(301-237)=444309+(674-481)=502396+(351-149)=598395+(961-516)=840371+(467-156)=682416+(362-26)=752199+(460-144)=51535+(646-624)=57129+(481-24)=586656+(736-221)=1171462-(18+234)=210960-(207+229)=524470-(119+185)=166827-(38+312)=477384-(62+181)=141722-(64+225)=433455-(92+90)=273632-(300+173)=159488-(228+99)=161793-(371+248)=174405-(58+303)=44761-(306+280)=175490-(127+288)=75883-(696+20)=167407-(84+320)=3716-(360+100)=256483-(277+110)=96925-(528+305)=92429-(290+39)=100586-(18+377)=191416-(149+265)=2681-(447+12)=222499-(19+232)=248521-(296+192)=33299-(218+76)=5865-(33+611)=221302-(114+53)=135605-(128+421)=56414-(76+195)=143834-(309+25)=500303-(169+87)=47635-(37+478)=120466-(325+140)=1923-(425+393)=105352-(165+30)=157968-(40+882)=46335-(155+124)=56801-(87+103)=611341-(97+207)=37294-(129+67)=98209-(322-248)=135857-(461-21)=417160-(147-15)=28962-(733-236)=465301-(484-244)=61429-(662-471)=238303-(317-23)=9744-(890-835)=68965-(339-302)=28974-(206-134)=902249-(488-282)=43443-(291-289)=441488-(297-253)=444808-(620-24)=212478-(432-351)=397855-(607-285)=533482-(304-12)=190423-(647-453)=229405-(374-145)=176719-(665-314)=368399-(232-62)=229559-(858-547)=248242-(366-146)=22899-(843-102)=158306-(459-167)=14813-(648-565)=73086-(203-144)=27812-(852-422)=382157-(479-382)=60968-(765-710)=913418-(429-133)=122412-(664-380)=128262-(362-138)=38292-(859-602)=35436-(407-77)=106442-(778-363)=27194-(321-218)=9184-(626-563)=21232-(474-258)=16401-(658-320)=63225÷(81÷9)=25228÷(24÷6)=57362÷(16÷8)=181309÷(15÷5)=103310÷(25÷5)=62528÷(42÷7)=8888÷(28÷7)=22413÷(49÷7)=59252÷(54÷6)=28957÷(15÷5)=319170÷(35÷7)=34464÷(24÷6)=116182÷(35÷5)=2654÷(18÷9)=27252÷(12÷2)=42820÷(45÷9)=164357÷(18÷6)=119438÷(14÷7)=219445÷(40÷8)=89720÷(16÷4)=180256÷(12÷3)=64992÷(32÷4)=124326÷(18÷9)=163186÷(18÷9)=93432÷(30÷5)=72786÷(36÷6)=131148÷(14÷7)=74680÷(12÷6)=340232÷(32÷4)=29990÷(45÷9)=198406÷(14÷7)=20363÷(18÷6)=21448÷(16÷8)=224690÷(48÷8)=115228÷(48÷8)=38944÷(32÷8)=236348÷(12÷6)=174892÷(10÷5)=446150÷(14÷7)=75534÷(14÷7)=267387÷(3×3)=43952÷(2×4)=119976÷(2×4)=122976÷(4×2)=122918÷(3×2)=153280÷(4×2)=35144÷(4×2)=18552÷(2×2)=138592÷(2×2)=14848÷(2×2)=12676÷(2×2)=169328÷(4×2)=41834÷(2×3)=139192÷(3×2)=32297÷(3×3)=3399÷(3×3)=11498÷(3×2)=83456÷(3×2)=76168÷(4×2)=21800÷(2×2)=200624÷(2×3)=104711÷(3×3)=79392÷(4×2)=49522÷(3×3)=58432÷(2×3)=7296÷(4×2)=12135÷(3×3)=15504÷(3×2)=84472÷(2×2)=118576÷(2×2)=144930÷(2×3)=155104÷(4×2)=13168÷(2×3)=28516÷(3×2)=86744÷(2×3)=124752÷(4×2)=94603÷(3×3)=67360÷(3×2)=60432÷(2×2)=108120÷(4×2)=1560×(32÷4)=480274×(64÷8)=2192395×(10÷5)=790738×(10÷5)=1476182×(25÷5)=910993×(36÷6)=5958287×(14÷7)=574452×(15÷3)=226018×(10÷5)=36226×(35÷7)=1130227×(21÷7)=681187×(56÷8)=1309440×(14÷7)=88050×(48÷8)=30050×(63÷7)=45012×(49÷7)=84123×(10÷2)=615352×(72÷9)=281615×(24÷8)=45206×(12÷4)=618444×(14÷7)=88881×(45÷9)=40580×(40÷5)=640537×(20÷5)=2148159×(21÷7)=477888×(42÷7)=5328226×(12÷3)=904402×(54÷9)=2412178×(10÷5)=356554×(72÷8)=498651×(10÷5)=102802×(36÷9)=3208107×(45÷9)=535613×(36÷9)=245253×(12÷6)=106131×(28÷7)=524157×(36÷9)=628827×(36÷6)=496210×(48÷6)=80909×(63÷7)=818112×(371÷7)=63664×(588÷7)=537616×(76÷2)=60838×(76÷2)=144412×(186÷6)=37238×(105÷5)=79829×(93÷3)=89924×(448÷8)=134429×(270÷9)=87014×(216÷8)=37845×(60÷6)=45050×(744÷8)=465014×(201÷3)=93869×(48÷4)=82821×(85÷5)=35771×(190÷5)=269837×(39÷3)=48194×(147÷7)=197421×(120÷3)=84034×(460÷5)=312811×(450÷6)=82521×(170÷2)=178518×(208÷4)=93659×(106÷2)=312760×(56÷4)=84072×(360÷8)=324079×(60÷5)=94893×(88÷8)=102363×(60÷6)=63056×(142÷2)=397675×(55÷5)=82543×(469÷7)=288122×(48÷2)=52825×(250÷5)=125014×(153÷3)=71446×(540÷6)=414010×(186÷3)=62046×(568÷8)=326618×(245÷5)=88280×(140÷5)=2240157+153×2=463156+320×2=79616