三年级数学(上)计算题专项练习附答案集锦

三年级数学(上)计算题专项练习附答案集锦839+883=225+(498-114)=825-(566-333)=303×3-613=382+390=559×3=865-639=100+272=77+(447-151)=333-135=6/7-1/7=812+889+961=457+(182-29)=321-113×2=64×5-262=546-(532-376)=961×(71-67)=932-(74+392)=94-15×5=110+(664-452)=59×5-273=155+112×7=72+192=496×2=775+(650-175)=641-337-107=434-(55+315)=288-49-75=321×3=812+436-858=227+44=812+43+111=13+474-339=512-(513-188)=661+925-234=304-93×3=189-(243-212)=290-(32+66)=722-(189+93)=248+228+188=365×9-887=307+62×8=823+(994-451)=205+77×9=18×4+29=843-609+191=946-736-205=74×6-417=998×(683-680)=116-(123-72)=818-(137+229)=832×2=172-(282-171)=438×9-385=594-(753-530)=152×(167-161)=267-37=472-102×3=382×3-652=262-(318-149)=325-(448-256)=338+55-196=527-382+380=102+313=345+123=688×(620-616)=262-11+26=254×2+325=947-147+861=535+(941-371)=195+550-115=20+435-294=369-52×7=459-178-14=391×2-441=322-293=306-(157+61)=56-41=207×4-287=60+90=789-166×4=340+881-557=217×3-465=198-18×8=86+133-69=86×7-438=167×4=63×4=322-88=734-241=500×(389-384)=80×2=2/8+5/8=498+15×4=312+406=283-(488-443)=891-472=134×5+40=443+(200-129)=172×3+197=580-25×6=54+83×5=659-141+978=386-(349-37)=978+320×2=358+48-70=817-236-485=346-54-245=412-195×2=1/8+5/8=179×3+575=319-(21+43)=499-176-214=137×3-164=783+(986-577)=848×(63-57)=3/7+2/7=224-(69+117)=885-475+713=992×(250-247)=296×2=605×5=162+125=986-278×3=212+(619-323)=277+35+73=915+(971-538)=172×(563-557)=731-(30+207)=958-307=392-10×7=47×7+412=257+45=448-212=459-(60+351)=89×7+172=495-442=288-(337-73)=574-(66+434)=397-130×3=299-189-87=48+269+266=894-577+728=65×5=79×(203-198)=150×(309-304)=642-410+356=958-(162+204)=160+177=657-(191+196)=794-(980-621)=120×(99-94)=92-29×2=179-(564-447)=199+(161-126)=262-(71+96)=239×3=553-217+762=496-(415+62)=333+66-174=439-312-60=336-(341-19)=212×(935-928)=161×4=322-35×9=593-74+816=364-49×7=735-185×3=873×2-839=645+(775-600)=159+332=115×3=268+(148-147)=364-12+726=560+321+393=60×(69-63)=387-75×4=321-(353-147)=255×3-239=424-88×4=398×2+845=33+77+213=217+58-196=148+307=682+129-458=341-122+233=964-(552+210)=236-117-64=318+336+216=125×8-45=985+419=248×3=400-206+168=166+910+693=186+174=207+(991-51)=22×8+26=404-218+303=731+879-164=301-100+27=592×(162-159)=557×(546-540)=646-(615-48)=39×(24-18)=909+793+715=975×(210-206)=115+113×3=276×3-258=854+623=30×(183-175)=598+272+123=784-88-31=125+372×2=160+168×3=849-(265-47)=525-34×5=197-(991-815)=311×4-590=488-50-169=858-(377+198)=177+143×5=467-91×4=227-11×9=1/4+2/4=812+521+434=261+178×3=361×2=181+(360-116)=380×2-606=193×2=493-74-222=685×9-108=387-(406-110)=493-(173-54)=140+576=477-257-90=849-220-74=240-118×2=791-(972-872)=444-178+230=315+111=390-280=179×5-793=89×8-128=131+(447-350)=491-31×2=73+281-172=124+522=69×(240-231)=60×(423-416)=538-(191+261)=606+56×3=999+607-49=930-(450+433)=164×2=221+(365-38)=184×5-406=299-70=411-171×2=499-(255+118)=114+327-63=40+26×4=242×4=143+359+127=337-186+176=7/9-1/9=325×9-610=524+981+382=757-105-362=195+170-256=991-303+551=161×(937-934)=158+71=139×(675-672)=170+(620-115)=855-786+402=535-411-111=460-450=706+(504-354)=119+286-322=81+208-169=376+(570-131)=983-691-286=630-20×6=51×3+22=455×4-135=782×(514-506)=181+766+621=183+(916-119)=156×3+679=320-143-140=80×4=905-145-760=367+161+16=428-(165-34)=1/7+3/7=180+307=286+105-223=907+(872-341)=369-(229-140)=982-885=802-(556+26)=283-169+122=619-382+692=325-(192+40)=187-123-53=307+997-950=303+51-283=411-(323+73)=439-126-238=160+742=196-107-19=179-(435-385)=98×(436-432)=960-(180+91)=568-49=904+617=413-287+836=53+308=948-(847-229)=799-16×6=738×(803-797)=388+(911-158)=468-55-182=104+108=801-428+178=180+114-146=47+78-70=569+691+639=752×9=302+504+190=406-(84+138)=414+(127-85)=105×(294-289)=288-129-116=867+41-234=711-536+713=2/6-1/6=4/9-3/9=354-102+31=479-172=311+80=64×8-133=986-196-551=447-67×4=627-(148+88)=925×(803-797)=448-297-90=324-(62+137)=808+(615-124)=400-130-266=5/8+3/8=105+668+77=940-56×5=948-37×8=10×5=256-68=33×7+579=168×(437-434)=581+(897-50)=586-114×2=95+683-752=135+335-243=403-346+11=806-168×2=898×4=587+722-209=156×4+58=488-249-136=478-24×2=856-128-175=96+200=751×2-716=6/8-1/8=843-(111+109)=242×(302-299)=94-(77-18)=45×8-112=580×7-986=2/6+4/6=444-377=343-294=193-80-108=193-(29+90)=52×7-177=175-22×4=970-(25+436)=474-(278-239)=484-302+221=388-73×4=739-78-46=399×6-889=277-180=190-129=978-799-73=70+979-976=863-(193+433)=360×(214-206)=313×2=691×6=321×2-563=339-91+80=375+202+49=681-(970-887)=173-33×4=596-481-54=119+484=98+161=576-(772-768)=473-16-44=26×3=432-10×6=300-77-209=358+200=595+599-400=188-45+537=253×3-487=676-(304+21)=736+355+149=139+280=573+104+318=122-91+231=494-418=363+410=51×2=765-597-75=466-79×2=346+27-242=695-73-436=872-38×3=411×2-240=693×9=883-(425+441)=220×4+220=405+308=2/8+3/8=54×(928-925)=366-27×8=962+122×5=173-21×7=182×4+58=135+352=482-16×6=971-457-251=84+132+600=190×(399-395)=243+118=953-(703-532)=776+431+47=5/6-1/6=643-44×3=179+390+404=887+232=173+937=101-63+377=605-(803-275)=124×5+204=152×(559-553)=357-299+83=520+788+280=732-207=397+(394-295)=830+24+98=401+298=404-49+79=450×(170-167)=488×2-224=772-134=464-(468-263)=357-(393-371)=898+464+694=224×(417-413)=481×5=30+269+185=424-101=186×3+48=885-208+163=4/7-2/7=465+(397-12)=103+275-324=773+833-491=66+595-462=428+(276-189)=984-256-667=828×4=824-158-440=592-522=231-(409-188)=537-(835-378)=449-(73+127)=821-13×7=750-(435+95)=475+804-787=735-(74-50)=134+155=101+245=164×5-735=315+(356-264)=975-260=107×2-117=841-617=720×(979-970)=87×(389-381)=606×5-889=117-106+211=237×(259-255)=122×7+117=155-125=395-258=503×4=429-377+23=61+14+694=381+(915-403)=981+692=1/6+3/6=500-246-168=461+693-568=3/7-2/7=205×2-315=350-107-11=516-(157-118)=468×7=297+(353-347)=618-361+742=316+(352-268)=314×3=84×(498-489)=818-635-40=537-11×5=276+(454-170)=130+144×4=127+103+516=232+231-96=878-250=52×7+615=714-667=274+(799-319)=13+361+133=514-241=461+17-211=727-434=1/5+2/5=981-567-409=336-(130+101)=110×8=458-(199+30)=966-204+251=35×(214-209)=416+487+385=872-296×2=545-414=353×5-326=534×9=5/7-1/7=241×2+225=338-(20+47)=84×(976-968)=487-51+602=392-(289-274)=541×9-243=202-10×6=455×9-368=201-(112+16)=226×(126-123)=335-171-136=65+201=423-(483-310)=43-37+128=773-219=528+116-637=91×5=75-75+429=449-295=56×8=499-(73+68)=325×2+49=158+(225-11)=822×9=88×2=406-(258+84)=171+(476-154)=393×3-502=361-73×4=357-(117-106)=351+846+363=964-(226+558)=444-(152+34)=798-43=166+298=114+119+99=271×2-76=410+(445-33)=458+261+261=784+331-686=263+58=3/7-1/7=449+157×6=812-59×8=88+220=512+453-754=262+(146-55)=457-132-135=277+79×5=646-50=298+189-390=453×8=423-(46+244)=204+174-326=310+73×4=296-242+380=350+61=27+(424-211)=381+117=415-16-273=493+(100-36)=229+181=125×2=122×(456-453)=361-123-28=139-(830-756)=140×2-68=710-(488-459)=120×2+97=561×3-146=760-101+472=468-198+75=463-256=638-(901-445)=236+200=751-195-345=508-(236+219)=439-358+113=476-350+184=477-(72+54)=738+508+188=238-54×4=216×8-202=61+535+402=114+68=279×2+627=347-(223+101)=62×6-262=203-59+187=390-(439-350)=25×2=309+(135-58)=534+690+973=250+513+513=124×(336-333)=401-90-132=84×9+143=889-580+783=43×(280-277)=70×4+888=778-135×3=273×2=200+814-395=580+606-708=427-(500-480)=28-26+217=73×(443-435)=50+219=172-(54+115)=875+154-137=209-56×2=510×6=691-469=40+671+242=85×(372-363)=842+71×7=859×(204-197)=287-10×6=37+15+115=162-119+292=96-34=704-306×2=329×(725-722)=332-74=241+309+365=788×3-768=3/4-1/4=362+152×2=496-(738-721)=871×(703-699)=378×2+947=533+(724-540)=185×(266-263)=764×5=711×5=285×2+346=320-248=152+592+486=378+21-123=132+50×3=84+477=907-711=24×7-123=906-(370+402)=45+240=234+(266-105)=2/4-1/4=308×3-749=254+(941-555)=221-75-77=287-(190+59)=196+178=542+83+358=182-(256-145)=128-(70+42)=887-57×7=844+807+798=362-70=321-205-29=448-356+67=306-103-88=734-60×6=249+(232-173)=132+247=489+(364-209)=111-44=897-727+312=573-255-300=81+(257-226)=318+(514-229)=816+467-26=254+662+107=62+13×6=253×(852-844)=946×5=151×5=833-325-268=567-353=928+927+91=141-11=861+(469-349)=258×3=289-210+162=426-157=716+853+118=84×5=858-321=120×(236-228)=470×2-358=109-(156-101)=363+27+916=97+126-171=827+473-34=222+(118-20)=732+313-636=787+309+429=818+402-750=260+263×2=114×(113-105)=550+33×3=388+200+148=317×(188-185)=331×2-364=914-667+812=251×3=512-90×5=648-(771-741)=34×2+748=139+(409-200)=536-410-116=490+(58-53)=345-(387-221)=308×3=266+284+170=168-(386-378)=909+842-121=340-(211+115)=288-(315-131)=661+901-537=387-(10+116)=327-279+78=143+24+564=465-(250-178)=158×2-81=294×5=305-260=179×5=76+(473-128)=714+310×3=435-74×3=98+103+741=909×9-88=310-(94+199)=173-31+889=261+57-228=252×3-493=179-(204-50)=349-134+118=72×3=80-(874-798)=73-(169-96)=263-17-173=762×4=300+190=425-362+387=184+72+635=904-159=459+153×3=450+35-26=158×2-218=979-(610+54)=928-(228+443)=393-(186+167)=430-234=442-373+229=690-(302+256)=684+(877-222)=465+361=131+124×2=597×(215-211)=2/6+3/6=369-(181-147)=155×(737-733)=504+132×7=107×7-414=183×5-36=273-28=293-(91+54)=25×(422-414)=260+80-311=729-(581+65)=198×5=914-(350-171)=489-268=289+175-236=950×(978-971)=71+26=660-84×2=656-361-121=194-53=846×7-520=142×5=331-102+191=126×4+255=813×6=158+(185-10)=520+368+26=795-577-92=62×5=280-145=112×2=668+80+190=1/5+3/5=95+214-220=205+77+376=382+231×4=67+(385-296)=66×8-158=190×(99-95)=407+444+123=541+(169-54)=608-120×2=272+26×2=715+587-334=401-19×4=148+(816-359)=711+421=480-44=150×3+625=591-(807-770)=参考答案839+883=1722225+(498-114)=609825-(566-333)=592303×3-613=296382+390=772559×3=1677865-639=226100+272=37277+(447-151)=373333-135=1986/7-1/7=5/7812+889+961=2662457+(182-29)=610321-113×2=9564×5-262=58546-(532-376)=390961×(71-67)=3844932-(74+392)=46694-15×5=19110+(664-452)=32259×5-273=22155+112×7=93972+192=264496×2=992775+(650-175)=1250641-337-107=197434-(55+315)=64288-49-75=164321×3=963812+436-858=390227+44=271812+43+111=96613+474-339=148512-(513-188)=187661+925-234=1352304-93×3=25189-(243-212)=158290-(32+66)=192722-(189+93)=440248+228+188=664365×9-887=2398307+62×8=803823+(994-451)=1366205+77×9=89818×4+29=101843-609+191=425946-736-205=574×6-417=27998×(683-680)=2994116-(123-72)=65818-(137+229)=452832×2=1664172-(282-171)=61438×9-385=3557594-(753-530)=371152×(167-161)=912267-37=230472-102×3=166382×3-652=494262-(318-149)=93325-(448-256)=133338+55-196=197527-382+380=525102+313=415345+123=468688×(620-616)=2752262-11+26=277254×2+325=833947-147+861=1661535+(941-371)=1105195+550-115=63020+435-294=161369-52×7=5459-178-14=267391×2-441=341322-293=29306-(157+61)=8856-41=15207×4-287=54160+90=150789-166×4=125340+881-557=664217×3-465=186198-18×8=5486+133-69=15086×7-438=164167×4=66863×4=252322-88=234734-241=493500×(389-384)=250080×2=1602/8+5/8=7/8498+15×4=558312+406=718283-(488-443)=238891-472=419134×5+40=710443+(200-129)=514172×3+197=713580-25×6=43054+83×5=469659-141+978=1496386-(349-37)=74978+320×2=1618358+48-70=336817-236-485=96346-54-245=47412-195×2=221/8+5/8=6/8179×3+575=1112319-(21+43)=255499-176-214=109137×3-164=247783+(986-577)=1192848×(63-57)=50883/7+2/7=5/7224-(69+117)=38885-475+713=1123992×(250-247)=2976296×2=592605×5=3025162+125=287986-278×3=152212+(619-323)=508277+35+73=385915+(971-538)=1348172×(563-557)=1032731-(30+207)=494958-307=651392-10×7=32247×7+412=741257+45=302448-212=236459-(60+351)=4889×7+172=795495-442=53288-(337-73)=24574-(66+434)=74397-130×3=7299-189-87=2348+269+266=583894-577+728=104565×5=32579×(203-198)=395150×(309-304)=750642-410+356=588958-(162+204)=592160+177=337657-(191+196)=270794-(980-621)=435120×(99-94)=60092-29×2=34179-(564-447)=62199+(161-126)=234262-(71+96)=95239×3=717553-217+762=1098496-(415+62)=19333+66-174=225439-312-60=67336-(341-19)=14212×(935-928)=1484161×4=644322-35×9=7593-74+816=1335364-49×7=21735-185×3=180873×2-839=907645+(775-600)=820159+332=491115×3=345268+(148-147)=269364-12+726=1078560+321+393=127460×(69-63)=360387-75×4=87321-(353-147)=115255×3-239=526424-88×4=72398×2+845=164133+77+213=323217+58-196=79148+307=455682+129-458=353341-122+233=452964-(552+210)=202236-117-64=55318+336+216=870125×8-45=955985+419=1404248×3=744400-206+168=362166+910+693=1769186+174=360207+(991-51)=114722×8+26=202404-218+303=489731+879-164=1446301-100+27=228592×(162-159)=1776557×(546-540)=3342646-(615-48)=7939×(24-18)=234909+793+715=2417975×(210-206)=3900115+113×3=454276×3-258=570854+623=147730×(183-175)=240598+272+123=993784-88-31=665125+372×2=869160+168×3=664849-(265-47)=631525-34×5=355197-(991-815)=21311×4-590=654488-50-169=269858-(377+198)=283177+143×5=892467-91×4=103227-11×9=1281/4+2/4=3/4812+521+434=1767261+178×3=795361×2=722181+(360-116)=425380×2-606=154193×2=386493-74-222=197685×9-108=6057387-(406-110)=91493-(173-54)=374140+576=716477-257-90=130849-220-74=555240-118×2=4791-(972-872)=691444-178+230=496315+111=426390-280=110179×5-793=10289×8-128=584131+(447-350)=228491-31×2=42973+281-172=182124+522=64669×(240-231)=62160×(423-416)=420538-(191+261)=86606+56×3=774999+607-49=1557930-(450+433)=47164×2=328221+(365-38)=548184×5-406=514299-70=229411-171×2=69499-(255+118)=126114+327-63=37840+26×4=144242×4=968143+359+127=629337-186+176=3277/9-1/9=6/9325×9-610=2315524+981+382=1887757-105-362=290195+170-256=109991-303+551=1239161×(937-934)=483158+71=229139×(675-672)=417170+(620-115)=675855-786+402=471535-411-111=13460-450=10706+(504-354)=856119+286-322=8381+208-169=120376+(570-131)=815983-691-286=6630-20×6=51051×3+22=175455×4-135=1685782×(514-506)=6256181+766+621=1568183+(916-119)=980156×3+679=1147320-143-140=3780×4=320905-145-760=0367+161+16=544428-(165-34)=2971/7+3/7=4/7180+307=487286+105-223=168907+(872-341)=1438369-(229-140)=280982-885=97802-(556+26)=220283-169+122=236619-382+692=929325-(192+40)=93187-123-53=11307+997-950=354303+51-283=71411-(323+73)=15439-126-238=75160+742=902196-107-19=70179-(435-385)=12998×(436-432)=392960-(180+91)=689568-49=519904+617=1521413-287+836=96253+308=361948-(847-229)=330799-16×6=703738×(803-797)=4428388+(911-158)=1141468-55-182=231104+108=212801-428+178=551180+114-146=14847+78-70=55569+691+639=1899752×9=6768302+504+190=996406-(84+138)=184414+(127-85)=456105×(294-289)=525288-129-116=43867+41-234=674711-536+713=8882/6-1/6=1/64/9-3/9=1/9354-102+31=283479-172=307311+80=39164×8-133=379986-196-551=239447-67×4=179627-(148+88)=391925×(803-797)=5550448-297-90=61324-(62+137)=125808+(615-124)=1299400-130-266=45/8+3/8=1105+668+77=850940-56×5=660948-37×8=65210×5=50256-68=18833×7+579=810168×(437-434)=504581+(897-50)=1428586-114×2=35895+683-752=26135+335-243=227403-346+11=68806-168×2=470898×4=3592587+722-209=1100156×4+58=682488-249-136=103478-24×2=430856-128-175=55396+200=296751×2-716=7866/8-1/8=5/8843-(111+109)=623242×(302-299)=72694-(77-18)=3545×8-112=248580×7-986=30742/6+4/6=1444-377=67343-294=49193-80-108=5193-(29+90)=7452×7-177=187175-22×4=87970-(25+436)=509474-(278-239)=435484-302+221=403388-73×4=96739-78-46=615399×6-889=1505277-180=97190-129=61978-799-73=10670+979-976=73863-(193+433)=237360×(214-206)=2880313×2=626691×6=4146321×2-563=79339-91+80=328375+202+49=626681-(970-887)=598173-33×4=41596-481-54=61119+484=60398+161=259576-(772-768)=572473-16-44=41326×3=78432-10×6=372300-77-209=14358+200=558595+599-400=794188-45+537=680253×3-487=272676-(304+21)=351736+355+149=1240139+280=419573+104+318=995122-91+231=262494-418=76363+410=77351×2=102765-597-75=93466-79×2=308346+27-242=131695-73-436=186872-38×3=758411×2-240=582693×9=6237883-(425+441)=17220×4+220=1100405+308=7132/8+3/8=5/854×(928-925)=162366-27×8=150962+122×5=1572173-21×7=26182×4+58=786135+352=487482-16×6=386971-457-251=26384+132+600=816190×(399-395)=760243+118=361953-(703-532)=782776+431+47=12545/6-1/6=4/6643-44×3=511179+390+404=973887+232=1119173+937=1110101-63+377=415605-(803-275)=77124×5+204=824152×(559-553)=912357-299+83=141520+788+280=1588732-207=525397+(394-295)=496830+24+98=952401+298=699404-49+79=434450×(170-167)=1350488×2-224=752772-134=638464-(468-263)=259357-(393-371)=335898+464+694=2056224×(417-413)=896481×5=240530+269+185=484424-101=323186×3+48=606885-208+163=8404/7-2/7=2/7465+(397-12)=850103+275-324=54773+833-491=111566+595-462=199428+(276-189)=515984-256-667=61828×4=3312824-158-440=226592-522=70231-(409-188)=10537-(835-378)=80449-(73+127)=249821-13×7=730750-(435+95)=220475+804-787=492735-(74-50)=711134+155=289101+245=346164×5-735=85315+(356-264)=407975-260=715107×2-117=97841-617=224720×(979-970)=648087×(389-381)=696606×5-889=2141117-106+211=222237×(259-255)=948122×7+117=971155-125=30395-258=137503×4=2012429-377+23=7561+14+694=769381+(915-403)=893981+692=16731/6+3/6=4/6500-246-168=86461+693-568=5863/7-2/7=1/7205×2-315=95350-107-11=232516-(157-118)=477468×7=3276297+(353-347)=303618-361+742=999316+(352-268)=400314×3=94284×(498-489)=756818-635-40=143537-11×5=482276+(454-170)=560130+144×4=706127+103+516=746232+231-96=367878-250=62852×7+615=979714-667=47274+(799-319)=75413+361+133=507514-241=273461+17-211=267727-434=2931/5+2/5=3/5981-567-409=5336-(130+101)=105110×8=880458-(199+30)=229966-204+251=101335×(214-209)=175416+487+385=1288872-296×2=280545-414=131353×5-326=1439534×9=48065/7-1/7=4/7241×2+225=707338-(20+47)=27184×(976-968)=672487-51+602=1038392-(289-274)=377541×9-243=4626202-10×6=142455×9-368=3727201-(112+16)=73226×(126-123)=678335-171-136=2865+201=266423-(483-310)=25043-37+128=134773-219=554528+116-637=791×5=45575-75+429=429449-295=15456×8=448499-(73+68)=358325×2+49=699158+(225-11)=372822×9=739888×2=176406-(258+84)=64171+(476-154)=493393×3-502=677361-73×4=69357-(117-106)=346351+846+363=1560964-(226+558)=180444-(152+34)=258798-43=755166+298=464114+119+99=332271×2-76=466410+(445-33)=822458+261+261=980784+331-686=429263+58=3213/7-1/7=2/7449+157×6=1391812-59×8=34088+220=308512+453-754=211262+(146-55)=353457-132-135=190277+79×5=672646-50=596298+189-390=97453×8=3624423-(46+244)=133204+174-326=52310+73×4=602296-242+380=434350+61=41127+(424-211)=240381+117=498415-16-273=126493+(100-36)=557229+181=410125×2=250122×(456-453)=366361-123-28=210139-(830-756)=65140×2-68=212710-(488-459)=681120×2+97=337561×3-146=1537760-101+472=1131468-198+75=345463-256=207638-(901-445)=182236+200=436751-195-345=211508-(236+219)=53439-358+113=194476-350+184=310477-(72+54)=351738+508+188=1434238-54×4=22216×8-202=152661+535+402=998114+68=182279×2+627=1185347-(223+101)=2362×6-262=110203-59+187=331390-(439-350)=30125×2=50309+(135-58)=386534+690+973=2197250+513+513=1276124×(336-333)=372401-90-132=17984×9+143=899889-580+783=109243×(280-277)=12970×4+888=1168778-135×3=373273×2=546200+814-395=619580+606-708=478427-(500-480)=40728-26+217=21973×(443-435)=58450+219=269172-(54+115)=3875+154-137=892209-56×2=97510×6=3060691-469=22240+671+242=95385×(372-363)=765842+71×7=1339859×(204-197)=6013287-10×6=22737+15+115=167162-119+292=33596-34=62704-306×2=92329×(725-722)=987332-74=258241+309+365=915788×3-768=15963/4-1/4=2/4362+152×2=666496-(738-721)=479871×(703-699)=3484378×2+947=1703533+(724-540)=717185×(266-263)=555764×5=3820711×5=3555285×2+346=916320-248=72152+592+486=1230378+21-123=276132+50×3=28284+477=561907-711=19624×7-123=45906-(370+402)=13445+240=285234+(266-105)=3952/4-1/4=1/4308×3-749=175254+(941-555)=640221-75-77=69287-(190+59)=38196+178=374542+83+358=983182-(256-145)=71128-(70+42)=16887-57×7=488844+807+798=2