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83×(261-255)=191+(230-46)=138×(703-694)=948-(395-360)=225+23-225=522+404×2=63+95=223×4-76=287-(654-535)=911-209-86=358-(44+12)=58+(477-421)=838+(999-814)=839-159×2=689×(50-43)=114+(453-195)=76×(216-209)=372+76×3=498-173×2=975-794+667=392×4=319-(48+228)=248-(545-508)=485-98=48+402-403=873-544+626=364-237+223=280-172+14=623+39-428=70+182=288+271+704=318-304+236=29×9=404×3-540=821-(225+22)=868-564=425-(261+36)=231×3-576=453-142=980+(876-687)=710-29-551=805×9-237=822-(194+330)=162+213×3=978-369×2=184+256-335=915-(970-861)=439-144=393+98=856-(550-425)=297-20-220=32+113=399+901-727=140+441=501×(510-505)=350×2=52+311×3=975+257×3=653-471+388=465-363-17=535×4=172×4=419-116×2=205-(122+55)=318+110=440+(167-165)=11×(491-488)=434-209-129=242×2=453-39×4=276-(417-300)=816-(272+91)=169-129+316=1/8+3/8=604+143-513=898-434-157=110+366=355+43-29=198×7=332-(121-34)=980×9=251+236=840+205+651=793+745-915=57×6=234+(180-30)=797-406-40=317+(329-258)=379-(286+20)=714-95×6=425-(413-95)=186-23×4=222+222-243=146×4=793+39+33=136×3+379=443+(583-306)=51+27=834×3-181=520-342=250+730=204+216=243-(326-313)=82-39+172=114+185=311+128+563=472+(902-206)=90-42+326=137×(68-65)=227×(157-150)=104+(721-658)=352+790-954=544×6=995-744+621=2/4-1/4=282-133-121=238-44×3=475+178×5=470+(324-230)=399-(14+305)=2/6+3/6=455+444+12=4/10-3/10=954-614-307=194×2+779=441-67=630-(604-412)=341-120=449+80×2=499+252-315=489×2=75×(141-137)=280×8=733-(579-10)=941+(684-545)=212+207+166=863-(709+87)=84+269-345=632-(959-487)=288+112=186+(261-129)=472+(794-145)=143+300+176=384-46-41=269+201-155=275-109=72×2+105=792-(260+100)=281-41×5=927-511=853-708-135=211-46+423=868+951-627=212+54+282=167+(390-325)=795-(874-108)=462-(451-357)=493+(417-353)=840×4-451=871-121-460=477+(274-244)=239+(457-435)=26×8=480-93-338=163+649+892=71+362=305+57×3=741+40+281=361-330=904+383+417=257+237=642-450+889=1/5+2/5=858-(361+277)=88+163×3=381-96-172=551-281=83×7=955-885=113+346=734-(331+168)=440-229-160=178-(352-266)=648+(849-53)=252+(355-64)=633-297+929=490×(815-809)=937-796+422=338+42×9=630+446-103=61-44=487-(181-155)=736-(240+175)=236×2-45=3/8+4/8=233-(505-278)=87-28-44=385-60-88=899-64+978=881-104×6=673-443=520×2-949=104×6+301=587-(928-762)=35+731+249=908-(104+171)=99+713-703=520×(710-707)=874-85×6=942-62-684=912-(276+285)=355-194-29=122+41×7=290×(110-102)=535-250+93=484-48×4=402+48-360=729×5=300+63-323=429-46-373=918+(384-108)=17-(169-158)=2/5-1/5=50×5-30=440+130×4=82×(280-275)=412-52×2=923+(397-309)=100+147=727-(252+98)=71+(491-130)=262+464=966+442+946=160-27×3=89×4-69=137+352+61=548-(663-493)=403+807-708=607-(61+117)=99×3-97=539×(410-406)=308-55-193=927-59×7=356-(292-55)=102×5=4/8-1/8=493-(172+93)=624+51+99=578-(21+283)=321×2-330=674+388=460-39=953+(723-31)=998+(917-900)=22+(509-444)=463-(197-105)=323-126+408=847-78×8=86+93=338-(150+187)=917-635-72=262-31=425+(224-78)=871×9-343=332-219+171=76-13-46=788+71+735=78×6+424=352-153=578+195-67=386-47×7=4/7+2/7=120+194-291=812×(335-329)=429+175+219=135+202+270=467+22×2=663-215×3=68×(207-200)=483-222=450-439=488+45×3=899-446=464-287+276=200+703=538-(37+419)=254×3=342-286+145=284×2-55=283+299×2=482×2-219=265-(642-441)=366-181=707×7-712=794+132+56=358+61×6=37×4+354=553+108=370×(195-190)=389×2+481=287×3+544=493-47×6=233-44-165=72+138-98=411-256=997-127-434=400+(971-867)=856-67×2=188+200=268×3-96=72×7=364+117=463+912=452+(273-182)=365-(492-478)=433-(81+298)=52+224=452-(212+37)=977+62×9=690×(124-117)=274-136+346=846-(572-244)=321-43×6=632-62×6=96+323=798+310-673=434-40×6=486-(417-153)=4/8+3/8=992-226+879=46×(59-50)=778-478+305=103×(116-113)=347-(465-294)=188-167=604×4-718=155+204=105+700+480=408+95+310=782×(744-738)=469+188=500-(418+20)=579-504=982-780+687=442-13×2=452-(90-43)=500+(580-437)=384×2+60=371×4=228-36=732-26×8=989-296=290×2-312=571×(993-986)=471-334-61=573-128-306=723+(820-453)=779-498+928=522×2-63=899×4-72=2/10+7/10=814-(537-241)=417-102×2=859×(722-717)=637×6=876+796+645=930-490+934=198-(560-464)=402-(291-89)=428+(382-326)=736-218×3=161×(437-431)=302-188+130=191-(64+53)=81×8=939+680+197=584×6=787-361+918=583+441-517=435-(173+101)=920-687+70=125×8+739=17×(441-438)=715-298=342-53×6=181-158+266=826×(337-329)=162×(34-28)=439-104=421-160×2=908+(612-366)=410-375=540×5-357=952+(752-481)=199×4-66=412-(220+162)=167-(372-338)=863-(813-325)=352-(950-645)=500+126×6=210+166-130=256+22-158=166+(471-149)=373+305×2=694-354=484×2-228=129×5-100=493+(483-197)=865×(924-920)=377+(420-276)=241-64×2=447-49×6=914-861=871-694+130=967-235×4=124+135=286-146=167-80-32=281+166=735×9-700=407-(18+347)=367+116-309=392-163-111=107×5+110=980-(139+301)=420+(421-386)=191+(468-428)=181×(75-68)=781+364-669=288-231=299-(28+230)=811×(47-39)=435-53×5=15×5+78=506-39-35=55×(557-554)=122×(18-13)=449+944+701=838-(693-173)=830+581+410=536-494=203+(513-105)=886×(816-808)=304+284+134=478-462+779=409-29-260=843+128-592=207+321+647=208×(464-460)=262-155+50=319×7-794=759-684-62=3/9+6/9=73+354=677×6-162=586-35×7=122×7-662=115×4+874=22×2=631+521-693=10+(200-79)=894+936+220=194×(152-149)=17+82×4=17+422-178=126×2=53×6-65=341-(285-273)=378-120-74=754×4-276=96+54×7=560+(410-244)=140+471+139=237+219+419=359+347=337+120=393-78-32=490-237×2=795×4-573=549×9=791-439=171-153+203=654-(803-600)=141×(295-288)=39×4+390=139+347=306+650-193=385-(86+116)=104-11×4=157+(953-164)=421-370+47=24×6+483=289×2-103=538-88+346=185-(45-21)=545-161×3=957-(60+347)=303+909+385=365-36×7=756×(64-57)=383-60×2=371-(272-152)=518+(630-53)=665-362-40=853+903+914=917-420-276=21×(167-159)=374+281=108×(418-409)=243+12-221=234+250-122=718×6-920=839×6=69+244=260+194-57=287-44×6=201+105×7=308-221+169=121+36=318-280+134=551×5-411=382-(109+237)=175-79=156×4+845=857-116-486=3/8-1/8=157×2+767=96×6=614+943=209-25=56×8=832-(285+280)=676+277+449=862+569+750=940×6=280+29-146=838-20×2=433-(463-316)=910-39-590=384+812-685=731×(350-345)=408-27+811=466×2-723=941-119=884-14×7=7/10+3/10=170×(329-324)=255+98-142=252+571+20=804×9=351+649=85+225=186×4=443-34×3=246×2-193=110×4=494-251+215=446-313=297-123-118=657-341-52=27+954+408=322-86+66=772+(969-688)=376-71+193=340+14+638=897×9-349=470-424-20=70×4+418=23×5+120=784+516-99=432-(75+128)=208+176=974-193-304=102+60+660=16+172-14=430-235=415-(418-159)=92×(89-83)=121×(139-134)=321-13-128=773-100=223+181-24=711-(260-34)=255×3-585=73+155+170=423×(301-296)=178+146=41×4+504=4/8-2/8=144×3=587-120=32×5=77×7=784-(33+591)=846×3-223=421-91-72=890+529-481=362-(110+22)=92×(286-282)=65×9=388×8=148×4=526+570-387=2/7-1/7=746-(83+182)=738+18-323=579-271+158=20×2=161+290+407=898×4-867=422-(120+31)=752+729+156=59+436-109=318-138×2=269+105=443-(476-448)=855-(277+322)=63×7+461=604-192=419-82-105=272+107+303=146×3-150=291+(495-342)=986-(504+184)=111×5+227=152+53+838=94×2=550-145=961-(394-32)=973-81=168+934+45=228+689+61=182+58+420=898-507-21=227+127+324=166+156×2=753+755=121+205=199×5+494=160×(187-183)=166-(191-75)=296+171=936-(196+37)=536+539=650-210×3=356×6=299×2-62=116+652=72+450+460=495-60-203=2/3-1/3=654-432+925=201+530=860×7-157=101×9-214=942+662-471=73×3=992-145×4=333×3-12=344×2=499-82-305=812-94-605=165-62+258=215×2-200=152×6+704=603×8-291=492-(268+81)=769-228+318=459+(478-264)=139×3=631+(765-549)=495-228+69=262×2=446+251-553=35×(245-242)=306-26×8=410-(293-243)=108×(182-176)=26×(281-277)=269×6=454-76×2=428-(275+114)=857+816=3/7-1/7=617-292-147=87×3-206=739×(22-13)=558+251+906=906-117-453=260-(226-26)=244-52=301-110+42=553+12+151=143-67=42+447-337=320-(168+90)=121+162+134=345+(114-37)=249+373×2=52×8=205×4=829×7-387=92×5=3/8+2/8=546+(819-572)=722-51×6=309×3-24=64+158-182=939-241-490=973×(720-716)=30+31×8=604×(756-752)=446×9=130×2+339=493-(106+75)=3/6-2/6=214+97-221=500-(395-325)=204-(110+33)=310-105-192=741×8-324=484+580+928=220+(932-544)=158×(903-899)=656-(433-418)=424-368+444=406-40×6=246+238-423=466-(415-325)=291-(620-543)=471+(308-251)=75+338-255=937-620=146+(469-450)=118+109-86=817×5-665=812+122-390=784×9-100=200+986+681=166+195×5=187+37=454-(91+239)=798+118+888=310×3-109=93×(134-128)=581×7=91×3+101=773-49+19=374-349+278=240-(120-115)=475-342+126=380+192=276-207-66=306-245+49=348-(272-131)=240+106×2=604-372=105×4=91×(94-88)=369-51+831=866-(159+668)=370-32×5=87+417+392=428×2-179=943-(83+716)=410-(309+29)=592-361-125=807-(172+50)=388+(570-429)=108×5=707-(61+305)=194+961-960=890-408-108=808-93×5=163×7=294-(347-169)=270+258=203+106=819-65+613=371×2-454=103×6-218=206-14×6=983-(616-132)=455-216=994-591=366-(433-390)=283+73=992-779-179=646-233×2=669+325=112+(359-101)=274+531+101=103+165+23=208-10×7=311-25×6=311-132-70=996-101×3=198+27+342=236-25+208=693+120×8=2/6+4/6=291×2=107×3+195=456-(33+63)=979-(268+112)=368-(166+80)=420-64=341-46×3=786-324=474+(492-255)=231×(927-924)=517+394=589-(330-211)=370+728-276=705-(253-191)=573-27-512=672×2=58×8+470=313-16=162+(398-40)=343-(464-315)=325-122+153=958×8=154-107+312=952×9=271+962-269=75+49×2=383-84×2=243×(953-945)=168+322=322-290=487-352=332-71×4=75×8-290=101+224=104+(445-68)=189-(185-119)=406+731-105=457-(97+29)=354+(411-201)=205-(110+54)=498-379=297+194×4=114×3-34=22×(14-11)=181+257-45=32×(364-361)=381-158=723-41+548=2/6-1/6=405×7=5/8+2/8=281+172+113=2/9-1/9=435-146-94=149×(271-268)=645-235=93-21+182=672-126=349+455+865=202×4+933=161+248-404=463-(152+71)=14×8+807=参考答案83×(261-255)=498191+(230-46)=375138×(703-694)=1242948-(395-360)=913225+23-225=23522+404×2=133063+95=158223×4-76=816287-(654-535)=168911-209-86=616358-(44+12)=30258+(477-421)=114838+(999-814)=1023839-159×2=521689×(50-43)=4823114+(453-195)=37276×(216-209)=532372+76×3=600498-173×2=152975-794+667=848392×4=1568319-(48+228)=43248-(545-508)=211485-98=38748+402-403=47873-544+626=955364-237+223=350280-172+14=122623+39-428=23470+182=252288+271+704=1263318-304+236=25029×9=261404×3-540=672821-(225+22)=574868-564=304425-(261+36)=128231×3-576=117453-142=311980+(876-687)=1169710-29-551=130805×9-237=7008822-(194+330)=298162+213×3=801978-369×2=240184+256-335=105915-(970-861)=806439-144=295393+98=491856-(550-425)=731297-20-220=5732+113=145399+901-727=573140+441=581501×(510-505)=2505350×2=70052+311×3=985975+257×3=1746653-471+388=570465-363-17=85535×4=2140172×4=688419-116×2=187205-(122+55)=28318+110=428440+(167-165)=44211×(491-488)=33434-209-129=96242×2=484453-39×4=297276-(417-300)=159816-(272+91)=453169-129+316=3561/8+3/8=4/8604+143-513=234898-434-157=307110+366=476355+43-29=369198×7=1386332-(121-34)=245980×9=8820251+236=487840+205+651=1696793+745-915=62357×6=342234+(180-30)=384797-406-40=351317+(329-258)=388379-(286+20)=73714-95×6=144425-(413-95)=107186-23×4=94222+222-243=201146×4=584793+39+33=865136×3+379=787443+(583-306)=72051+27=78834×3-181=2321520-342=178250+730=980204+216=420243-(326-313)=23082-39+172=215114+185=299311+128+563=1002472+(902-206)=116890-42+326=374137×(68-65)=411227×(157-150)=1589104+(721-658)=167352+790-954=188544×6=3264995-744+621=8722/4-1/4=1/4282-133-121=28238-44×3=106475+178×5=1365470+(324-230)=564399-(14+305)=802/6+3/6=5/6455+444+12=9114/10-3/10=1/10954-614-307=33194×2+779=1167441-67=374630-(604-412)=438341-120=221449+80×2=609499+252-315=436489×2=97875×(141-137)=300280×8=2240733-(579-10)=164941+(684-545)=1080212+207+166=585863-(709+87)=6784+269-345=8632-(959-487)=160288+112=400186+(261-129)=318472+(794-145)=1121143+300+176=619384-46-41=297269+201-155=315275-109=16672×2+105=249792-(260+100)=432281-41×5=76927-511=416853-708-135=10211-46+423=588868+951-627=1192212+54+282=548167+(390-325)=232795-(874-108)=29462-(451-357)=368493+(417-353)=557840×4-451=2909871-121-460=290477+(274-244)=507239+(457-435)=26126×8=208480-93-338=49163+649+892=170471+362=433305+57×3=476741+40+281=1062361-330=31904+383+417=1704257+237=494642-450+889=10811/5+2/5=3/5858-(361+277)=22088+163×3=577381-96-172=113551-281=27083×7=581955-885=70113+346=459734-(331+168)=235440-229-160=51178-(352-266)=92648+(849-53)=1444252+(355-64)=543633-297+929=1265490×(815-809)=2940937-796+422=563338+42×9=716630+446-103=97361-44=17487-(181-155)=461736-(240+175)=321236×2-45=4273/8+4/8=7/8233-(505-278)=687-28-44=15385-60-88=237899-64+978=1813881-104×6=257673-443=230520×2-949=91104×6+301=925587-(928-762)=42135+731+249=1015908-(104+171)=63399+713-703=109520×(710-707)=1560874-85×6=364942-62-684=196912-(276+285)=351355-194-29=132122+41×7=409290×(110-102)=2320535-250+93=378484-48×4=292402+48-360=90729×5=3645300+63-323=40429-46-373=10918+(384-108)=119417-(169-158)=62/5-1/5=1/550×5-30=220440+130×4=96082×(280-275)=410412-52×2=308923+(397-309)=1011100+147=247727-(252+98)=37771+(491-130)=432262+464=726966+442+946=2354160-27×3=7989×4-69=287137+352+61=550548-(663-493)=378403+807-708=502607-(61+117)=42999×3-97=200539×(410-406)=2156308-55-193=60927-59×7=514356-(292-55)=119102×5=5104/8-1/8=3/8493-(172+93)=228624+51+99=774578-(21+283)=274321×2-330=312674+388=1062460-39=421953+(723-31)=1645998+(917-900)=101522+(509-444)=87463-(197-105)=371323-126+408=605847-78×8=22386+93=179338-(150+187)=1917-635-72=210262-31=231425+(224-78)=571871×9-343=7496332-219+171=28476-13-46=17788+71+735=159478×6+424=892352-153=199578+195-67=706386-47×7=574/7+2/7=6/7120+194-291=23812×(335-329)=4872429+175+219=823135+202+270=607467+22×2=511663-215×3=1868×(207-200)=476483-222=261450-439=11488+45×3=623899-446=453464-287+276=453200+703=903538-(37+419)=82254×3=762342-286+145=201284×2-55=513283+299×2=881482×2-219=745265-(642-441)=64366-181=185707×7-712=4237794+132+56=982358+61×6=72437×4+354=502553+108=661370×(195-190)=1850389×2+481=1259287×3+544=1405493-47×6=211233-44-165=2472+138-98=112411-256=155997-127-434=436400+(971-867)=504856-67×2=722188+200=388268×3-96=70872×7=504364+117=481463+912=1375452+(273-182)=543365-(492-478)=351433-(81+298)=5452+224=276452-(212+37)=203977+62×9=1535690×(124-117)=4830274-136+346=484846-(572-244)=518321-43×6=63632-62×6=26096+323=419798+310-673=435434-40×6=194486-(417-153)=2224/8+3/8=7/8992-226+879=164546×(59-50)=414778-478+305=605103×(116-113)=309347-(465-294)=176188-167=21604×4-718=1698155+204=359105+700+480=1285408+95+310=813782×(744-738)=4692469+188=657500-(418+20)=62579-504=75982-780+687=889442-13×2=416452-(90-43)=405500+(580-437)=643384×2+60=828371×4=1484228-36=192732-26×8=524989-296=693290×2-312=268571×(993-986)=3997471-334-61=76573-128-306=139723+(820-453)=1090779-498+928=1209522×2-63=981899×4-72=35242/10+7/10=9/10814-(537-241)=518417-102×2=213859×(722-717)=4295637×6=3822876+796+645=2317930-490+934=1374198-(560-464)=102402-(291-89)=200428+(382-326)=484736-218×3=82161×(437-431)=966302-188+130=244191-(64+53)=7481×8=648939+680+197=1816584×6=3504787-361+918=1344583+441-517=507435-(173+101)=161920-687+70=303125×8+739=173917×(441-438)=51715-298=417342-53×6=24181-158+266=289826×(337-329)=6608162×(34-28)=972439-104=335421-160×2=101908+(612-366)=1154410-375=35540×5-357=2343952+(752-481)=1223199×4-66=730412-(220+162)=30167-(372-338)=133863-(813-325)=375352-(950-645)=47500+126×6=1256210+166-130=246256+22-158=120166+(471-149)=488373+305×2=983694-354=340484×2-228=740129×5-100=545493+(483-197)=779865×(924-920)=3460377+(420-276)=521241-64×2=113447-49×6=153914-861=53871-694+130=307967-235×4=27124+135=259286-146=140167-80-32=55281+166=447735×9-700=5915407-(18+347)=42367+116-309=174392-163-111=118107×5+110=645980-(139+301)=540420+(421-386)=455191+(468-428)=231181×(75-68)=1267781+364-669=476288-231=57299-(28+230)=41811×(47-39)=6488435-53×5=17015×5+78=153506-39-35=43255×(557-554)=165122×(18-13)=610449+944+701=2094838-(693-173)=318830+581+410=1821536-494=42203+(513-105)=611886×(816-808)=7088304+284+134=722478-462+779=795409-29-260=120843+128-592=379207+321+647=1175208×(464-460)=832262-155+50=157319×7-794=1439759-684-62=133/9+6/9=173+354=427677×6-162=3900586-35×7=341122×7-662=192115×4+874=133422×2=44631+521-693=45910+(200-79)=131894+936+220=2050194×(152-149)=58217+82×4=34517+422-178=261126×2=25253×6-65=253341-(285-273)=329378-120-74=184754×4-276=274096+54×7=474560+(410-244)=726140+471+139=750237+219+419=875359+347=706337+120=457393-78-32=283490-237×2=16795×4-573=2607549×9=4941791-439=352171-153+203=221654-(803-600)=451141×(295-288)=98739×4+390=546139+347=486306+650-193=763385-(86+116)=183104-11×4=60157+(953-164)=946421-370+47=9824×6+483=627289×2-103=475538-88+346=796185-(45-21)=161545-161×3=62957-(60+347)=550303+909+385=1597365-36×7=113756×(64-57)=5292383-60×2=263371-(272-152)=251518+(630-53)=1095665-362-40=263853+903+914=2670917-420-276=22121×(167-159)=168374+281=655108×(418-409)=972243+12-221=34234+250-122=362718×6-920=3388839×6=503469+244=313260+194-57=397287-44×6=23201+105×7=936308-221+169=256121+36=157318-280+134=172551×5-411=2344382-(109+237)=36175-79=96156×4+845=1469857-116-486=2553/8-1/8=2/8157×2+767=108196×6=576614+943=1557209-25=18456×8=448832-(285+280)=267676+277+449=1402862+569+750=2181940×6=5640280+29-146=163838-20×2=798433-(463-316)=286910-39-590=281384+812-685=511731×(350-345)=3655408-27+811=1192466×2-723=209941-119=822884-14×7=7867/10+3/10=1170×(329-324)=850255+98-142=211252+571+20=843804×9=7236351+649=100085+225=310186×4=744443-34×3=341246×2-193=299110×4=440494-251+215=458446-313=133297-123-118=56657-341-52=26427+954+408=1389322-86+66=302772+(969-688)=1053376-71+193=498340+14+638=992897×9-349=7724470-424-20=2670×4+418=69823×5+120=235784+516-99=1201432-(75+128)=229208+176=384974-193-304=477102+60+660=82216+172-14=174430-235=195415-(418-159)=15692×(89-83)=552121×(139-134)=605321-13-128=180773-100=673223+181-24=380711-(260-34)=485255×3-585=18073+155+170=398423×(301-296)=2115178+146=32441×4+504=6684/8-2/8=2/8144×3=432587-120=46732×5=16077×7=539784-(33+591)=160846×3-223=2315421-91-72=258890+529-481=938362-(110+22)=23092×(286-282)=36865×9=585388×8=3104148×4=592526+570-387=7092/7-1/7=1/7746-(83+182)=481738+18-323=433579-271+158=46620×2=40161+290+407=858898×4-867=2725422-(120+31)=271752+729+156=163759+436-109=386318-138×2=42269+105=374443-(476-448)=415855-(277+322)=25663×7+461=902604-192=412419-82-105=232272+107+303=682146×3-150=288291+(495-342)=444986-(504+184)=298111×5+227=782152+53+838=104394×2=188550-145=405961-(394-32)=599973-81=892168+934+45=1147228+689+61=978182+58+420=660898-507-21=370227+127+324=678166+156×2=478753+755=1508121+205=326199×5+494=1489160×(187-183)=640166-(191-75)=50296+171=467936-(196+37)=703536+539=1075650-210×3=20356×6=2136299×2-62=536116+652=76872+450+460=982495-60-203=2322/3-1/3=1/3654-432+925=1147201+530=731860×7-157=5863101×9-214=695942+662-471=113373×3=219992-145×4=412333×3-12=987344×2=688499-82-305=112812-94-605=113165-62+258=361215×2-200=230152×6+704=1616603×8-291=4533492-(268+81)=143769-228+318=859459+(478-264)=673139×3=417631+(765-549)=847495-228+69=336262×2=524446+251-553=14435×(245-242)=105306-26×8=98410-(293-243)=360108×(182-176)=64826×(281-277)=104269×6=1614454-76×2=302428-(275+114)=39857+816=16733/7-1/7=2/7617-292-147=17887×3-206=55739×(22-13)=6651558+251+906=1715906-117-453=336260-(226-26)=60244-52=192301-110+42=233553+12+151=716143-67=7642+447-337=152320-(168+90)=62121+162+134=417345+(114-37)=422249+373×2=99552×8=416205×4=820829×7-387=541692×5=4603/8+2/8=5/8546+(819-572)=793722-51×6=416309×3-24=90364+158-182=40939-241-490=208973×(720-716)=389230+31×8=2