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284+174=436+935=152+310=137+112=239+171=268+378=35+151=563+179=122+249=397+92=118+304=434+663=147+134=802+364=51+170=168+135=22+106=624+861=99+36=180+434=266+227=205+564=189+140=884+163=162+299=476+185=190+239=242+278=248+221=869+641=329+145=573+469=163+222=157+339=174+285=263+639=132+199=892+250=147+318=483+94=260-243=669-576=494-303=823-755=207-55=824-696=77-15=894-288=485-437=555-507=396-150=993-205=363-58=632-458=428-72=984-105=476-369=324-276=360-303=902-323=465-206=813-644=479-190=274-104=339-226=408-68=493-372=409-320=202-77=697-480=444-422=879-90=353-236=722-295=473-31=397-190=71-36=902-608=382-289=908-158=142×5=632×9=48×9=661×3=56×3=17×6=308×2=319×6=149×2=861×8=124×6=770×8=307×2=714×8=135×4=842×3=111×4=229×7=131×2=558×2=226×3=433×9=234×4=326×5=254×3=825×7=57×4=37×8=28×7=387×3=294×2=280×8=319×2=428×2=19×4=799×7=490×2=189×7=35×2=733×7=154÷7=28÷4=64÷4=950÷5=210÷6=567÷7=342÷2=392÷4=234÷6=492÷4=399÷7=85÷5=288÷4=912÷6=60÷2=252÷2=360÷4=45÷5=380÷2=434÷7=90÷2=696÷6=106÷2=252÷3=36÷6=72÷3=18÷2=248÷8=333÷3=558÷9=276÷6=568÷2=385÷5=984÷4=278÷2=35÷5=256÷2=812÷4=20÷4=146÷2=22×44=22×88=23×33=96×73=13×18=56×53=64×10=70×38=45×20=39×27=20×27=45×78=16×22=40×72=37×27=18×23=14×69=34×85=16×19=42×62=10×85=63×31=36×20=63×56=85×10=87×74=26×12=73×67=61×15=94×32=15×16=45×42=14×31=66×23=47×13=87×10=15×49=32×12=60×16=21×83=256+50+224=129+319+339=334+66+157=589+137+125=94+338+28=454+211+975=864+46+22=988+411+621=574+49+227=906+812+293=547+110+177=21+272+949=258+145+381=209+187+43=201+226+352=655+661+647=28+97+308=761+302+456=66+532+46=143+462+472=345+13+393=751+480+105=148+195+332=487+593+853=257+604+92=713+941+581=44+313+68=316+504+324=495+25+73=627+858+496=269+482+119=120+229+135=171+471+39=838+18+481=327+44+55=497+810+125=67+543+104=138+448+125=621+27+187=164+56+179=135+352-45=320+402-490=341+53-67=426+983-429=335+74-148=879+813-394=42+388-25=693+580-69=13+297-19=621+508-701=95+386-91=949+285-490=130+149-276=554+535-969=102+314-147=987+151-75=169+152-215=490+157-494=166+271-176=406+282-15=36+219-34=859+622-582=297+109-208=833+970-223=225+52-109=388+488-804=69+354-392=596+40-596=179+282-115=945+502-27=217+236-232=992+20-962=22+126-109=328+865-203=166+296-411=471+800-794=22+367-257=693+752-236=149+276-105=672+981-786=325-90-52=786-242-168=379-221-116=496-330-79=309-33-175=599-11-63=316-130-50=439-28-162=192-107-22=976-206-111=471-99-49=785-467-72=414-297-91=939-443-472=421-128-143=949-16-120=306-69-146=385-78-141=312-225-67=953-498-355=394-205-40=821-17-506=308-130-167=834-230-88=370-49-75=937-535-374=406-124-88=996-161-453=424-151-114=884-622-207=337-40-138=935-432-249=292-153-88=914-144-301=202-113-34=971-699-67=454-320-18=961-611-22=383-148-40=955-87-458=270-95+12=964-155+302=250-250+440=733-214+490=405-305+314=675-432+944=294-291+190=519-36+176=350-172+302=983-238+508=494-265+10=783-114+826=131-59+208=382-100+276=421-327+403=515-79+541=404-384+152=106-47+974=336-283+337=838-424+895=263-184+126=976-934+869=421-102+32=609-233+129=465-455+342=506-328+370=356-71+74=769-525+423=77-42+173=363-148+485=423-230+151=756-197+780=340-234+24=405-82+208=359-290+72=736-67+880=364-195+276=528-65+509=412-198+250=134-95+487=13×19×3=39×23×8=12×23×2=21×25×6=15×11×2=15×18×6=11×22×3=96×19×8=13×22×3=22×31×5=21×14×2=76×95×3=14×16×2=82×95×9=16×24×2=70×82×4=12×16×3=88×47×5=10×18×4=81×53×9=11×17×5=66×98×2=11×11×6=94×37×8=16×12×5=86×82×2=10×38×2=49×26×2=24×18×2=48×11×7=13×16×2=37×25×7=14×14×4=58×67×9=15×11×6=97×41×7=15×11×4=78×24×2=14×13×3=81×29×6=98×2×3=373×2×9=37×2×5=318×2×3=34×8×3=267×3×9=25×5×2=100×4×6=19×6×7=417×2×6=24×8×4=401×2×9=47×5×2=217×2×9=11×5×6=80×3×2=16×4×8=184×5×8=96×4×2=95×3×2=48×5×4=107×7×8=10×9×6=69×6×5=25×9×3=183×3×5=63×5×3=63×9×4=76×5×2=139×6×7=12×2×5=28×9×8=19×3×4=187×3×4=12×2×3=162×6×9=28×9×2=481×2×5=16×6×9=141×5×3=23×3×37=14×2×33=28×2×56=14×3×95=16×3×33=10×3×10=20×4×16=10×4×57=12×3×69=13×6×55=13×5×36=36×2×20=11×4×86=26×3×30=20×3×19=23×4×24=28×3×22=35×2×85=14×3×17=11×6×68=49×2×63=13×2×90=17×5×78=24×3×23=14×7×34=43×2×96=16×6×38=28×3×37=11×6×82=18×3×17=13×3×49=13×6×38=29×3×63=16×2×36=35×2×48=18×5×93=19×2×11=10×8×91=24×4×92=13×2×42=11×70÷7=14×75÷7=21×40÷3=36×43÷2=24×22÷2=95×52÷2=29×24÷4=39×25÷3=38×10÷2=31×36÷6=12×59÷4=62×65÷5=28×16÷8=55×40÷5=12×69÷3=99×34÷2=45×15÷5=65×82÷2=63×12÷7=68×54÷3=17×15÷3=65×42÷3=45×14÷5=78×80÷6=42×18÷2=48×12÷9=16×60÷3=85×45÷9=11×52÷2=74×96÷3=16×27÷2=33×86÷3=30×24÷8=41×88÷4=19×50÷5=63×58÷2=30×20÷3=62×90÷3=38×20÷4=29×24÷6=40×6÷5=115×8÷2=190×4÷8=274×3÷6=272×2÷8=215×6÷5=108×5÷9=72×4÷9=117×3÷9=439×8÷4=99×7÷3=170×4÷2=97×9÷3=706×7÷2=180×4÷3=140×7÷5=96×8÷6=39×4÷6=106×6÷2=657×4÷2=72×7÷8=219×6÷9=35×8÷7=374×9÷2=120×8÷6=516×2÷6=83×6÷2=648×5÷4=19×6÷2=48×6÷3=60×7÷5=944×6÷2=18×9÷6=532×8÷2=37×6÷3=938×8÷2=162×4÷6=916×6÷3=135×7÷9=462×9÷3=980÷2÷7=288÷9÷4=240÷2÷2=104÷2÷2=432÷8÷6=828÷6÷6=612÷2÷2=810÷3÷5=648÷9÷9=798÷3÷7=168÷2÷2=708÷2÷2=342÷9÷2=600÷4÷6=60÷3÷2=976÷2÷8=324÷9÷3=456÷4÷2=315÷3÷3=84÷7÷6=486÷2÷9=960÷5÷8=928÷2÷4=522÷9÷2=360÷3÷5=516÷6÷2=351÷3÷3=624÷8÷3=208÷4÷2=846÷2÷9=740÷5÷4=912÷8÷6=306÷6÷3=480÷8÷4=360÷9÷4=240÷3÷4=945÷9÷7=510÷5÷2=450÷2÷3=210÷5÷7=840÷4×2=512÷8×5=610÷2×4=615÷3×9=980÷2×4=801÷9×2=217÷7×5=894÷6×3=234÷6×7=670÷2×8=946÷2×9=872÷2×3=564÷4×2=278÷2×6=400÷8×6=466÷2×8=436÷2×5=174÷2×8=872÷8×4=236÷4×3=495÷5×3=936÷3×5=819÷3×2=472÷8×4=820÷4×9=390÷5×9=936÷6×4=152÷8×3=414÷9×2=936÷8×6=112÷4×6=333÷9×8=775÷5×3=34÷2×9=42÷7×9=224÷4×7=958÷2×6=608÷8×9=213÷3×8=488÷4×8=48÷6×20=85÷5×51=28÷4×80=164÷4×15=352÷8×19=84÷2×57=34÷2×48=126÷2×64=138÷6×17=594÷6×96=40÷8×15=74÷2×38=126÷9×29=126÷9×83=145÷5×34=329÷7×60=63÷7×10=55÷5×14=126÷9×22=24÷3×59=270÷5×14=342÷6×59=155÷5×10=184÷2×19=26÷2×33=95÷5×13=32÷4×88=128÷8×35=459÷9×14=175÷5×10=132÷6×30=402÷6×87=57÷3×24=380÷4×24=40÷4×66=174÷3×21=112÷7×60=332÷4×24=88÷8×25=252÷6×10=446+(289-238)=156+(845-565)=457+(425-86)=55+(627-606)=358+(497-342)=677+(761-26)=208+(394-132)=714+(494-48)=162+(148-107)=633+(142-92)=30+(273-63)=477+(991-173)=372+(478-64)=478+(242-152)=63+(376-350)=841+(990-768)=249+(489-109)=872+(792-171)=327+(204-195)=242+(334-322)=467+(89-72)=251+(705-448)=113+(249-29)=231+(889-267)=343+(371-126)=308+(405-145)=141+(400-102)=308+(570-315)=74+(265-86)=29+(927-837)=35+(452-81)=961+(689-424)=395+(299-296)=650+(327-100)=17+(74-23)=855+(782-662)=298+(490-15)=356+(513-497)=450+(267-236)=693+(818-61)=433-(38+46)=863-(146+137)=438-(150+118)=942-(477+156)=392-(113+226)=861-(395+177)=470-(194+67)=877-(617+220)=338-(219+79)=480-(264+108)=408-(178+108)=948-(145+209)=457-(292+119)=641-(170+100)=492-(321+110)=803-(66+517)=379-(101+80)=860-(127+236)=409-(100+43)=267-(10+165)=498-(129+151)=434-(274+103)=312-(241+46)=892-(159+207)=203-(48+79)=941-(788+43)=403-(276+60)=718-(29+502)=478-(30+129)=854-(200+407)=452-(112+130)=752-(549+94)=194-(35+132)=855-(269+231)=478-(70+296)=811-(126+145)=459-(157+45)=980-(769+113)=375-(19+253)=478-(133+130)=438-(360-260)=312-(943-679)=141-(454-421)=66-(406-379)=492-(224-102)=332-(545-233)=378-(304-156)=951-(795-203)=260-(342-115)=598-(886-527)=446-(168-46)=721-(985-392)=370-(186-156)=217-(152-62)=329-(383-347)=716-(113-55)=184-(380-332)=767-(651-48)=295-(306-282)=890-(585-579)=376-(311-283)=905-(277-160)=444-(264-22)=915-(640-264)=336-(329-38)=643-(407-405)=118-(235-204)=577-(801-753)=449-(367-202)=611-(606-166)=405-(427-48)=505-(438-330)=454-(189-112)=340-(643-402)=233-(257-100)=381-(724-528)=358-(245-210)=755-(294-69)=498-(199-96)=674-(500-41)=180÷(18÷9)=119÷(63÷9)=64÷(20÷5)=630÷(10÷5)=320÷(12÷3)=945÷(24÷8)=456÷(21÷7)=625÷(25÷5)=39÷(18÷6)=896÷(28÷7)=470÷(15÷3)=150÷(18÷3)=81÷(12÷4)=63÷(18÷2)=318÷(24÷8)=238÷(21÷3)=425÷(35÷7)=960÷(24÷8)=159÷(24÷8)=808÷(32÷4)=192÷(12÷2)=310÷(12÷6)=240÷(54÷9)=528÷(32÷4)=390÷(12÷2)=880÷(48÷6)=90÷(18÷9)=652÷(36÷9)=444÷(16÷4)=348÷(48÷8)=204÷(20÷5)=735÷(49÷7)=468÷(18÷3)=546÷(12÷2)=63÷(42÷6)=24÷(15÷5)=464÷(32÷8)=860÷(36÷9)=453÷(24÷8)=880÷(32÷8)=152÷(2×2)=894÷(3×2)=472÷(4×2)=728÷(4×2)=630÷(3×3)=196÷(2×2)=225÷(3×3)=567÷(3×3)=72÷(2×2)=528÷(2×2)=378÷(2×3)=304÷(4×2)=32÷(2×4)=488÷(2×2)=132÷(3×2)=664÷(2×2)=390÷(2×3)=584÷(2×2)=414÷(3×2)=28÷(2×2)=488÷(2×4)=824÷(2×2)=412÷(2×2)=12÷(2×3)=729÷(3×3)=712÷(2×2)=294÷(2×3)=476÷(2×2)=372÷(3×2)=852÷(2×2)=536÷(2×4)=492÷(2×3)=324÷(3×2)=544÷(4×2)=616÷(2×4)=834÷(2×3)=200÷(2×4)=480÷(2×4)=54÷(2×3)=972÷(3×2)=49×(40÷8)=971×(81÷9)=26×(40÷8)=90×(16÷2)=56×(14÷7)=383×(56÷8)=107×(24÷6)=300×(32÷4)=273×(27÷9)=604×(18÷6)=115×(14÷7)=832×(32÷4)=51×(14÷2)=453×(24÷8)=140×(42÷6)=759×(24÷6)=45×(16÷2)=876×(20÷5)=51×(27÷3)=156×(20÷4)=298×(16÷8)=608×(24÷4)=177×(12÷3)=113×(35÷5)=58×(16÷2)=574×(18÷2)=225×(32÷8)=509×(18÷3)=49×(12÷2)=208×(20÷4)=441×(10÷5)=250×(56÷7)=154×(10÷2)=31×(72÷9)=58×(72÷8)=869×(35÷5)=89×(14÷2)=239×(32÷4)=169×(20÷4)=771×(36÷4)=33×(154÷7)=69×(153÷3)=21×(128÷8)=82×(504÷9)=18×(112÷8)=84×(90÷9)=11×(280÷8)=36×(819÷9)=19×(90÷6)=27×(63÷3)=22×(56÷4)=92×(265÷5)=35×(30÷2)=26×(186÷3)=14×(350÷5)=63×(288÷8)=23×(34÷2)=96×(616÷7)=14×(52÷2)=28×(783÷9)=21×(168÷8)=36×(144÷2)=10×(369÷9)=43×(132÷6)=17×(448÷8)=69×(219÷3)=28×(90÷3)=94×(438÷6)=22×(34÷2)=52×(333÷9)=13×(228÷4)=18×(84÷2)=25×(80÷8)=65×(384÷6)=29×(99÷3)=62×(96÷3)=19×(84÷7)=56×(756÷9)=14×(86÷2)=28×(270÷3)=126+269×2=113+134×3=62+11×3=19+318×3=239+91×2=713+24×7=297+121×2=533+10×4=295+328×2=639+480×2=126+45×8=352+297×2=434+112×4=586+37×9=493+124×2=120+253×3=429+54×8=891+400×2=106+282×3=25+127×3=229+180×3=321+278×2=244+122×6=425+186×5=364+25×4=168+16×8=190+190×3=126+443×2=121+274×3=192+96×4=47×4+260=119×6+19=50×9+471=134×7+574=157×2+218=492×2+585=36×9+436=256×3+692=151×4+258=234×4+634=93+32×25=178+28×25=17+97×10=707+14×64=33+52×12=248+41×21=481+12×31=865+69×11=286+31×21=393+30×10=462+16×26=572+46×16=259+28×16=960+28×31=426+35×16=841+39×19=129+24×15=821+10×13=375+11×43=607+73×11=250+31×22=605+45×12=260+14×36=556+52×18=22+28×34=661+10×80=198+18×44=199+79×11=182+27×29=466+10×12=26×34+17=25×34+768=32×17+307=23×30+770=14×33+155=27×10+242=10×59+228=38×25+378=19×32+362=18×49+192=336-12×21=792-24×13=310-13×11=799-19×10=319-15×10=915-48×15=430-11×38=891-24×24=311-25×10=407-14×29=395-11×35=421-17×22=288-11×26=860-14×59=456-16×17=637-57×10=390-16×20=774-16×36=354-14×23=567-45×10=358-25×12=625-20×31=485-11×12=682-21×27=325-20×14=931-33×23=413-13×19=498-19×25=452-41×11=820-57×13=187-15×12=442-26×13=396-13×28=904-12×21=415-13×15=996-14×51=280-18×12=491-10×22=244-13×18=812-13×52=182-21×8=241-31×4=270-38×4=318-73×3=401-61×5=242-30×5=326-50×4=703-77×4=372-96×3=755-74×9=353-37×4=424-128×3=483-156×2=878-126×3=240-26×5=985-94×8=206-82×2=470-125×3=409-43×9=760-46×2=349-53×5=905-58×3=129-17×7=390-30×6=434-62×5=577-25×8=439-49×8=817-100×3=454-40×8=974-117×4=288-36×3=328-121×2=433-197×2=858-57×6=220-21×5=334-40×7=343-12×4=917-170×2=132-16×7=714-83×8=18×27-330=14×31-313=16×10-30=23×41-402=22×18-187=21×19-15=23×20-123=23×27-396=33×10-217=30×30-693=34×14-88=34×26-499=16×31-149=12×76-829=26×18-467=25×25-140=28×12-109=46×12-484=15×30-345=22×21-326=15×23-53=88×11-388=12×41-220=33×19-215=12×14-55=19×35-156=31×13-13=41×10-242=27×18-140=63×15-814=35×11-136=11×71-312=32×15-451=32×30-751=11×23-60=26×30-564=18×27-75=13×63-37=23×14-71=47×21-742=14×6-14=537×8-124=177×5-311=387×4-811=131×5-344=191×7-36=149×4-240=222×6-875=107×3-11=57×9-204=204×3-104=150×9-885=126×7-721=513×4-200=230×4-368=626×9-711=111×7-308=514×9-709=118×4-392=327×5-337=85×7-594=742×8-634=99×9-418=617×5-744=107×9-720=481×9-932=114×7-250=74×9-289=234×3-46=805×7-431=115×8-647=837×8-668=154×5-332=352×6-637=96×4-224=322×8-834=286×3-251=857×9-870=134×3-91=510×3-788=78+588÷4=178+278÷2=441+798÷3=103+632÷2=90+388÷2=102+956÷4=22+936÷4=241+429÷3=463+294÷3=323+830÷2=401+318÷2=267+678÷2=103+417÷3=629+956÷2=194+651÷7=367+897÷3=94+282÷3=640+456÷2=417+416÷4=907+640÷2=198÷2+367=882÷7+548=760÷2+386=207÷9+638=622÷2+455=790÷5+301=805÷7+226=954÷6+818=575÷5+308=54÷2+136=566÷2+267=732÷2+442=848÷2+399=904÷2+219=504÷8+338=32÷8+37=642÷6+102=864÷4+604=456÷8+121=654÷2+196=400-300÷2=811-785÷5=359-175÷5=456-777÷3=372-368÷8=329-400÷8=417-858÷6=556-252÷2=319-848÷8=967-562÷2=184-408÷4=282-824÷4=477-940÷4=231-38÷2=488-895÷5=508-198÷3=389-348÷4=530-318÷2=359-579÷3=995-470÷5=114-105÷3=642-813÷3=317-140÷7=679-176÷2=365-597÷3=393-680÷4=481-580÷5=875-915÷5=311-133÷7=717-819÷9=494-161÷7=956-208÷2=296-232÷8=781-595÷5=442-802÷2=317-621÷9=400-917÷7=181-165÷3=223-195÷5=493-652÷4=30×(202-175)=70×(662-566)=18×(347-294)=42×(260-169)=24×(253-223)=59×(853-790)=10×(467-448)=58×(726-689)=16×(334-304)=37×(146-85)=20×(165-138)=11×(679-654)=10×(223-126)=46×(977-960)=45×(110-88)=92×(707-663)=48×(206-186)=52×(236-141)=33×(167-138)=34×(847-823)=(235-210)×13=(224-184)×82=(68-55)×45=(756-736)×60=(458-411)×14=(647-607)×82=(296-283)×45=(210-198)×65=(497-477)×21=(592-519)×58=(355-342)×74=(923-858)×26=(106-57)×15=(877-849)×89=(201-117)×11=(500-426)×23=(198-172)×37=(551-511)×25=(66-25)×19=(999-977)×43=169×(471-468)=341×(212-209)=32×(299-293)=276×(591-586)=50×(42-36)=848×(264-255)=275×(480-477)=708×(853-845)=118×(368-364)=810×(123-119)=134×(257-251)=999×(760-753)=185×(22-17)=741×(135-131)=89×(19-15)=569×(183-180)=117×(148-142)=387×(216-207)=156×(285-281)=736×(88-82)=110×(154-149)=828×(324-318)=35×(128-121)=659×(759-752)=140×(271-266)=696×(654-645)=55×(53-49)=974×(108-100)=94×(326-317)=578×(430-424)=87×(26-22)=423×(792-783)=77×(327-321)=431×(399-393)=57×(71-68)=545×(197-190)=65×(21-17)=703×(400-394)=97×(270-267)=22×(788-779)=408÷(65-61)=330÷(513-511)=410÷(457-455)=656÷(654-646)=252÷(28-21)=266÷(146-144)=270÷(249-244)=545÷(410-405)=496÷(188-180)=603÷(734-731)=204÷(36-34)=882÷(85-76)=292÷(174-172)=30÷(204-201)=126÷(71-68)=287÷(125-118)=436÷(473-469)=558÷(158-152)=290÷(228-223)=688÷(191-189)=210÷(36-30)=350÷(165-158)=194÷(463-461)=154÷(515-513)=398÷(419-417)=72÷(863-854)=66÷(493-490)=48÷(658-656)=117÷(239-236)=996÷(51-45)=180÷(100-96)=450÷(350-348)=94÷(392-390)=651÷(758-751)=474÷(341-339)=637÷(793-786)=50÷(476-474)=585÷(699-694)=462÷(71-65)=324÷(595-591)=(407-207)÷2=(857-815)÷7=(225-135)÷3=(491-47)÷6=(135-20)÷5=(729-494)÷5=(332-142)÷5=(824-124)÷7=(494-215)÷3=(797-142)÷5=(280-122)÷2=(665-339)÷2=(299-50)÷3=(860-272)÷4=(262-82)÷4=(697-289)÷3=(498-143)÷5=(657-559)÷2=(125-41)÷2=(375-237)÷3=(411-191)÷2=(671-571)÷4=(415-275)÷5=(912-695)÷7=(60-36)÷4=(552-223)÷7=(331-285)÷2=(66-30)÷3=(374-62)÷2=(947-372)÷5=(299-200)÷9=(944-848)÷2=(482-342)÷4=(871-500)÷7=(450-408)÷3=(623-211)÷4=(234-72)÷9=(969-353)÷7=(324-42)÷2=(889-619)÷2=4/8+2/8=1/4+3/4=4/7+2/7=2/10+3/10=4/8+3/8=3/8+5/8=5/8+2/8=6/10+4/10=2/6+3/6=6/9+2/9=1/5+2/5=1/10+5/10=3/5-1/5=2/3-1/3=2/7-1/7=5/9-2/9=2/6-1/6=3/8-2/8=4/7-2/7=5/8-2/8=4/7-1/7=6/9-3/9=2/4-1/4=5/9-3/9=3.2+5.6=13.4+63.1=7.5+7.4=7.3+7.8=2.6+0.9=5.4+13.4=7.4+3.1=17.5+2.9=7.0+9.0=6.8+8.4=1.1+2.9=3.0+38.5=3.5+7.2=4.2+69.3=5.4+9.6=0.4+0.4=4.6+4.4=40.5+20.1=6.1+0.8=59.6+12.7=8.7+5.8=5.5+3.2=3.2+5.7=47.9+17.9=4.2+6.6=37.5+19.9=7.9+2.6=1.2+2.8=4.5+9.7=14.6+2.1=1.0+4.7=3.2+37.5=5.4+8.4=2.5+2.5=3.8+4.6=40.0+25.4=6.0+8.6=27.4+70.5=3.5+6.6=3.5+9.3=9.8-4.9=86.4-31.8=4.2-3.8=6.2-3.7=5.3-2.7=62.1-16.0=6.6-0.8=94.4-13.1=4.2-3.6=5.1-2.6=9.1-2.9=87.5-2.0=2.9-2.1=82.9-43.2=9.6-0.7=4.6-2.3=8.2-0.3=80.3-55.1=5.5-2.6=33.9-25.1=9.8-6.9=4.0-3.6=9.3-0.9=77.5-67.2=6.2-6.0=36.4-35.8=1.9-1.1=7.0-6.4=6.0-5.6=74.8-25.8=9.1-1.3=54.8-50.1=9.5-5.2=8.5-6.7=4.8-4.1=89.7-86.4=10.0-9.4=83.5-3.5=2.4-0.7=7.8-1.4=参考答案284+174=458436+935=1371152+310=462137+112=249239+171=410268+378=64635+151=186563+179=742122+249=371397+92=489118+304=422434+663=1097147+134=281802+364=116651+170=221168+135=30322+106=128624+861=148599+36=135180+434=614266+227=493205+564=769189+140=329884+163=1047162+299=461476+185=661190+239=429242+278=520248+221=469869+641=1510329+145=474573+469=1042163+222=385157+339=496174+285=459263+639=902132+199=331892+250=1142147+318=465483+94=577260-243=17669-576=93494-303=191823-755=68207-55=152824-696=12877-15=62894-288=606485-437=48555-507=48396-150=246993-205=788363-58=305632-458=174428-72=356984-105=879476-369=107324-276=48360-303=57902-323=579465-206=259813-644=169479-190=289274-104=170339-226=113408-68=340493-372=121409-320=89202-77=125697-480=217444-422=22879-90=789353-236=117722-295=427473-31=442397-190=20771-36=35902-608=294382-289=93908-158=750142×5=710632×9=568848×9=432661×3=198356×3=16817×6=102308×2=616319×6=1914149×2=298861×8=6888124×6=744770×8=6160307×2=614714×8=5712135×4=540842×3=2526111×4=444229×7=1603131×2=262558×2=1116226×3=678433×9=3897234×4=936326×5=1630254×3=762825×7=577557×4=22837×8=29628×7=196387×3=1161294×2=588280×8=2240319×2=638428×2=85619×4=76799×7=5593490×2=980189×7=132335×2=70733×7=5131154÷7=2228÷4=764÷4=16950÷5=190210÷6=35567÷7=81342÷2=171392÷4=98234÷6=39492÷4=123399÷7=5785÷5=17288÷4=72912÷6=15260÷2=30252÷2=126360÷4=9045÷5=9380÷2=190434÷7=6290÷2=45696÷6=116106÷2=53252÷3=8436÷6=672÷3=2418÷2=9248÷8=31333÷3=111558÷9=62276÷6=46568÷2=284385÷5=77984÷4=246278÷2=13935÷5=7256÷2=128812÷4=20320÷4=5146÷2=7322×44=96822×88=193623×33=75996×73=700813×18=23456×53=296864×10=64070×38=266045×20=90039×27=105320×27=54045×78=351016×22=35240×72=288037×27=99918×23=41414×69=96634×85=289016×19=30442×62=260410×85=85063×31=195336×20=72063×56=352885×10=85087×74=643826×12=31273×67=489161×15=91594×32=300815×16=24045×42=189014×31=43466×23=151847×13=61187×10=87015×49=73532×12=38460×16=96021×83=1743256+50+224=530129+319+339=787334+66+157=557589+137+125=85194+338+28=460454+211+975=1640864+46+22=932988+411+621=2020574+49+227=850906+812+293=2011547+110+177=83421+272+949=1242258+145+381=784209+187+43=439201+226+352=779655+661+647=196328+97+308=433761+302+456=151966+532+46=644143+462+472=1077345+13+393=751751+480+105=1336148+195+332=675487+593+853=1933257+604+92=953713+941+581=223544+313+68=425316+504+324=1144495+25+73=593627+858+496=1981269+482+119=870120+229+135=484171+471+39=681838+18+481=1337327+44+55=426497+810+125=143267+543+104=714138+448+125=711621+27+187=835164+56+179=399135+352-45=442320+402-490=232341+53-67=327426+983-429=980335+74-148=261879+813-394=129842+388-25=405693+580-69=120413+297-19=291621+508-701=42895+386-91=390949+285-490=744130+149-276=3554+535-969=120102+314-147=269987+151-75=1063169+152-215=106490+157-494=153166+271-176=261406+282-15=67336+219-34=221859+622-582=899297+109-208=198833+970-223=1580225+52-109=168388+488-804=7269+354-392=31596+40-596=40179+282-115=346945+502-27=1420217+236-232=221992+20-962=5022+126-109=39328+865-203=990166+296-411=51471+800-794=47722+367-257=132693+752-236=1209149+276-105=320672+981-786=867325-90-52=183786-242-168=376379-221-116=42496-330-79=87309-33-175=101599-11-63=525316-130-50=136439-28-162=249192-107-22=63976-206-111=659471-99-49=323785-467-72=246414-297-91=26939-443-472=24421-128-143=150949-16-120=813306-69-146=91385-78-141=166312-225-67=20953-498-355=100394-205-40=149821-17-506=298308-130-167=11834-230-88=516370-49-75=246937-535-374=28406-124-88=194996-161-453=382424-151-114=159884-622-207=55337-40-138=159935-432-249=254292-153-88=51914-144-301=469202-113-34=55971-699-67=205454-320-18=116961-611-22=328383-148-40=195955-87-458=410270-95+12=187964-155+302=1111250-250+440=440733-214+490=1009405-305+314=414675-432+944=1187294-291+190=193519-36+176=659350-172+302=480983-238+508=1253494-265+10=239783-114+826=1495131-59+208=280382-100+276=558421-327+403=497515-79+541=977404-384+152=172106-47+974=1033336-283+337=390838-424+895=1309263-184+126=205976-934+869=911421-102+32=351609-233+129=505465-455+342=352506-328+370=548356-71+74=359769-525+423=66777-42+173=208363-148+485=700423-230+151=344756-197+780=1339340-234+24=130405-82+208=531359-290+72=141736-67+880=1549364-195+276=445528-65+509=972412-198+250=464134-95+487=52613×19×3=74139×23×8=717612×23×2=55221×25×6=315015×11×2=33015×18×6=162011×22×3=72696×19×8=1459213×22×3=85822×31×5=341021×14×2=58876×95×3=2166014×16×2=44882×95×9=7011016×24×2=76870×82×4=2296012×16×3=57688×47×5=2068010×18×4=72081×53×9=3863711×17×5=93566×98×2=1293611×11×6=72694×37×8=2782416×12×5=96086×82×2=1410410×38×2=76049×26×2=254824×18×2=86448×11×7=369613×16×2=41637×25×7=647514×14×4=78458×67×9=3497415×11×6=99097×41×7=2783915×11×4=66078×24×2=374414×13×3=54681×29×6=1409498×2×3=588373×2×9=671437×2×5=370318×2×3=190834×8×3=816267×3×9=720925×5×2=250100×4×6=240019×6×7=798417×2×6=500424×8×4=768401×2×9=721847×5×2=470217×2×9=390611×5×6=33080×3×2=48016×4×8=512184×5×8=736096×4×2=76895×3×2=57048×5×4=960107×7×8=599210×9×6=54069×6×5=207025×9×3=675183×3×5=274563×5×3=94563×9×4=226876×5×2=760139×6×7=583812×2×5=12028×9×8=201619×3×4=228187×3×4=224412×2×3=72162×6×9=874828×9×2=504481×2×5=481016×6×9=864141×5×3=211523×3×37=255314×2×33=92428×2×56=313614×3×95=399016×3×33=158410×3×10=30020×4×16=128010×4×57=228012×3×69=248413×6×55=429013×5×36=234036×2×20=144011×4×86=378426×3×30=234020×3×19=114023×4×24=220828×3×22=184835×2×85=595014×3×17=71411×6×68=448849×2×63=617413×2×90=234017×5×78=663024×3×23=165614×7×34=333243×2×96=825616×6×38=364828×3×37=310811×6×82=541218×3×17=91813×3×49=191113×6×38=296429×3×63=548116×2×36=115235×2×48=336018×5×93=837019×2×11=41810×8×91=728024×4×92=883213×2×42=109211×70÷7=11014×75÷7=15021×40÷3=28036×43÷2=77424×22÷2=26495×52÷2=247029×24÷4=17439×25÷3=32538×10÷2=19031×36÷6=18612×59÷4=17762×65÷5=80628×16÷8=5655×40÷5=44012×69÷3=27699×34÷2=168345×15÷5=13565×82÷2=266563×12÷7=10868×54÷3=122417×15÷3=8565×42÷3=91045×14÷5=12678×80÷6=104042×18÷2=37848×12÷9=6416×60÷3=32085×45÷9=42511×52÷2=28674×96÷3=236816×27÷2=21633×86÷3=94630×24÷8=9041×88÷4=90219×50÷5=19063×58÷2=182730×20÷3=20062×90÷3=186038×20÷4=19029×24÷6=11640×6÷5=48115×8÷2=460190×4÷8=95274×3÷6=137272×2÷8=68215×6÷5=258108×5÷9=6072×4÷9=32117×3÷9=39439×8÷4=87899×7÷3=231170×4÷2=34097×9÷3=291706×7÷2=2471180×4÷3=240140×7÷5=19696×8÷6=12839×4÷6=26106×6÷2=318657×4÷2=131472×7÷8=63219×6÷9=14635×8÷7=40374×9÷2=1683120×8÷6=160516×2÷6=17283×6÷2=249648×5÷4=81019×6÷2=5748×6÷3=9660×7÷5=84944×6÷2=283218×9÷6=27532×8÷2=212837×6÷3=74938×8÷2=3752162×4÷6=108916×6÷3=1832135×7÷9=105462×9÷3=1386980÷2÷7=70288÷9÷4=8240÷2÷2=60104÷2÷2=26432÷8÷6=9828÷6÷6=23612÷2÷2=153810÷3÷5=54648÷9÷9=8798÷3÷7=38168÷2÷2=42708÷2÷2=177342÷9÷2=19600÷4÷6=2560÷3÷2=10976÷2÷8=61324÷9÷3=12456÷4÷2=57315÷3÷3=3584÷7÷6=2486÷2÷9=27960÷5÷8=24928÷2÷4=116522÷9÷2=29360÷3÷5=24516÷6÷2=43351÷3÷3=39624÷8÷3=26208÷4÷2=26846÷2÷9=47740÷5÷4=37912÷8÷6=19306÷6÷3=17480÷8÷4=15360÷9÷4=10240÷3÷4=20945÷9÷7=15510÷5÷2=51450÷2÷3=75210÷5÷7=6840÷4×2=420512÷8×5=320610÷2×4=1220615÷3×9=1845980÷2×4=1960801÷9×2=178217÷7×5=155894÷6×3=447234÷6×7=273670÷2×8=2680946÷2×9=4257872÷2×3=1308564÷4×2=282278÷2×6=834400÷8×6=300466÷2×8=1864436÷2×5=1090174÷2×8=696872÷8×4=436236÷4×3=177495÷5×3=297936÷3×5=1560819÷3×2=546472÷8×4=236820÷4×9=1845390÷5×9=702936÷6×4=624152÷8×3=57414÷9×2=92936÷8×6=702112÷4×6=168333÷9×8=296775÷5×3=46534÷2×9=15342÷7×9=54224÷4×7=392958÷2×6=2874608÷8×9=684213÷3×8=568488÷4×8=97648÷6×20=16085÷5×51=86728÷4×80=560164÷4×15=615352÷8×19=83684÷2×57=239434÷2×48=816126÷2×64=4032138÷6×17=391594÷6×96=950440÷8×15=7574÷2×38=1406126÷9×29=406126÷9×83=1162145÷5×34=986329÷7×60=282063÷7×10=9055÷5×14=154126÷9×22=30824÷3×59=472270÷5×14=756342÷6×59=3363155÷5×10=310184÷2×19=174826÷2×33=42995÷5×13=24732÷4×88=704128÷8×35=560459÷9×14=714175÷5×10=350132÷6×30=660402÷6×87=582957÷3×24=456380÷4×24=228040÷4×66=660174÷3×21=1218112÷7×60=960332÷4×24=199288÷8×25=275252÷6×10=420446+(289-238)=497156+(845-565)=436457+(425-86)=79655+(627-606)=76358+(497-342)=513677+(761-26)=1412208+(394-132)=470714+(494-48)=1160162+(148-107)=203633+(142-92)=68330+(273-63)=240477+(991-173)=1295372+(478-64)=786478+(242-152)=56863+(376-350)=89841+(990-768)=1063249+(489-109)=629872+(792-171)=1493327+(204-195)=336242+(334-322)=254467+(89-72)=484251+(705-448)=508113+(249-29)=333231+(889-267)=853343+(371-126)=588308+(405-145)=568141+(400-102)=439308+(570-315)=56374+(265-86)=25329+(927-837)=11935+(452-81)=406961+(689-424)=1226395+(299-296)=398650+(327-100)=87717+(74-23)=68855+(782-662)=975298+(490-15)=773356+(513-497)=372450+(267-236)=481693+(818-61)=1450433-(38+46)=349863-(146+137)=580438-(150+118)=170942-(477+156)=309392-(113+226)=53861-(395+177)=289470-(194+67)=209877-(617+220)=40338-(219+79)=40480-(264+108)=108408-(178+108)=122948-(145+209)=594457-(292+119)=46641-(170+100)=371492-(321+110)=61803-(66+517)=220379-(101+80)=198860-(127+236)=497409-(100+43)=266267-(10+165)=92498-(129+151)=218434-(274+103)=57312-(241+46)=25892-(159+207)=526203-(48+79)=76941-(788+43)=110403-(276+60)=67718-(29+502)=187478-(30+129)=319854-(200+407)=247452-(112+130)=210752-(549+94)=109194-(35+132)=27855-(269+231)=355478-(70+296)=112811-(126+145)=540459-(157+45)=257980-(769+113)=98375-(19+253)=103478-(133+130)=215438-(360-260)=338312-(943-679)=48141-(454-421)=10866-(406-379)=39492-(224-102)=370332-(545-233)=20378-(304-156)=230951-(795-203)=359260-(342-115)=33598-(886-527)=239446-(168-46)=324721-(985-392)=128370-(186-156)=340217-(152-62)=127329-(383-347)=293716-(113-55)=658184-(380-332)=136767-(651-48)=164295-(306-282)=271890-(585-579)=884376-(311-283)=348905-(277-160)=788444-(264-22)=202915-(640-264)=539336-(329-38)=45643-(407-405)=641118-(235-204)=87577-(801-753)=529449-(367-202)=284611-(606-166)=171405-(427-48)=26505-(438-330)=397454-(189-112)=377340-(643-402)=99233-(257-100)=76381-(724-528)=185358-(245-210)=323755-(294-69)=530498-(199-96)=395674-(500-41)=215180÷(18÷9)=90119÷(63÷9)=1764÷(20÷5)=16630÷(10÷5)=315320÷(12÷3)=80945÷(24÷8)=315456÷(21÷7)=152625÷(25÷5)=12539÷(18÷6)=13896÷(28÷7)=224470÷(15÷3)=94150÷(18÷3)=2581÷(12÷4)=2763÷(18÷2)=7318÷(24÷8)=106238÷(21÷3)=34425÷(35÷7)=85960÷(24÷8)=320159÷(24÷8)=53808÷(32÷4)=101192÷(12÷2)=32310÷(12÷6)=155240÷(54÷9)=40528÷(32÷4)=66390÷(12÷2)=65880÷(48÷6)=11090÷(18÷9)=45652÷(36÷9)=163444÷(16÷4)=111348÷(48÷8)=58204÷(20÷5)=51735÷(49÷7)=105468÷(18÷3)=78546÷(12÷2)=9163÷(42÷6)=924÷(15÷5)=8464÷(32÷8)=116860÷(36÷9)=215453÷(24÷8)=151880÷(32÷8)=220152÷(2×2)=38894÷(3×2)=149472÷(4×2)=59728÷(4×2)=91630÷(3×3)=70196÷(2×2)=49225÷(3×3)=25567÷(3×3)=6372÷(2×2)=18528÷(2×2)=132378÷(2×3)=63304÷(4×2)=3832÷(2×4)=4488÷(2×2)=122132÷(3×2)=22664÷(2×2)=166390÷(2×3)=65584÷(2×2)=146414÷(3×2)=6928÷(2×2)=7488÷(2×4)=61824÷(2×2)=206412÷(2×2)=10312÷(2×3)=2729÷(3×3)=81712÷(2×2)=178294÷(2×3)=49476÷(2×2)=119372÷(3×2)=62852÷(2×2)=213536÷(2×4)=67492÷(2×3)=82324÷(3×2)=54544÷(4×2)=68616÷(2×4)=77834÷(2×3)=139200÷(2×4)=25480÷(2×4)=6054÷(2×3)=9972÷(3×2)=16249×(40÷8)=245971×(81÷9)=873926×(40÷8)=13090×(16÷2)=72056×(14÷7)=112383×(56÷8)=2681107×(24÷6)=428300×(32÷4)=2400273×(27÷9)=819604×(18÷6)=1812115×(14÷7)=230832×(32÷4)=665651×(14÷2)=357453×(24÷8)=1359140×(42÷6)=980759×(24÷6)=303645×(16÷2)=360876×(20÷5)=350451×(27÷3)=459156×(20÷4)=780298×(16÷8)=596608×(24÷4)=3648177×(12÷3)=708113×(35÷5)=79158×(16÷2)=464574×(18÷2)=5166225×(32÷8)=900509×(18÷3)=305449×(12÷2)=294208×(20÷4)=1040441×(10÷5)=882250×(56÷7)=2000154×(10÷2)=77031×(72÷9)=24858×(72÷8)=522869×(35÷5)=608389×(14÷2)=623239×(32÷4)=1912169×(20÷4)=845771×(36÷4)=693933×(154÷7)=72669×(153÷3)=351921×(128÷8)=33682×(504÷9)=459218×(112÷8)=25284×(90÷9)=84011×(280÷8)=38536×(819÷9)=327619×(90÷6)=28527×(63÷3)=56722×(56÷4)=30892×(265÷5)=487635×(30÷2)=52526×(186÷3)=161214×(350÷5)=98063×(288÷8)=226823×(34÷2)=39196×(616÷7)=844814×(52÷2)=36428×(783÷9)=243621×(168÷8)=44136×(144÷2)=259210×(369÷9)=41043×(132÷6)=94617×(448÷8)=95269×(219÷3)=503728×(90÷3)=84094×(438÷6)=686222×(34÷2)=37452×(333÷9)=192413×(228÷4)=74118×(84÷2)=75625×(80÷8)=25065×(384÷6)=416029×(99÷3)=95762×(96÷3)=198419×(84÷7)=22856×(756÷9)=470414×(86÷2)=60228×(270÷3)=2520126+269×2=664113+134×3=51562+11×3=9519+31