三年级数学(上)计算题专项练习附答案

三年级数学(上)计算题专项练习附答案347+136=829+937=126+211=467+234=157+27=457+350=148+178=670+646=295+153=176+365=90+397=363+698=248+174=817+228=219+223=211+456=148+185=709+793=164+87=973+625=161+47=93+503=187+164=275+418=204+110=153+483=208+220=384+125=317+159=655+685=170+135=202+86=111+248=142+567=125+180=494+174=222+64=75+95=250+44=67+91=141+174=710+616=174+270=322+266=100+32=37+155=125+208=701+979=125+318=210+878=125+117=282+193=193+164=130+92=263+172=87+51=190+295=60+210=333+135=278+836=455-401=339-12=177-143=916-561=473-160=625-355=438-36=916-164=424-114=992-557=286-26=908-860=340-86=832-77=292-38=682-501=303-199=756-661=372-269=730-190=371-229=140-112=494-447=864-602=436-145=518-504=396-334=608-23=305-140=163-129=87-47=739-185=350-203=622-396=403-161=312-104=145-101=427-193=480-375=174-51=319-262=614-497=431-123=506-185=452-426=646-384=425-377=691-49=163-100=632-586=418-20=287-215=375-339=944-645=268-182=565-502=375-175=606-327=192-152=496-204=378×2=79×9=105×5=102×2=276×2=401×9=212×2=129×8=362×2=752×6=247×3=134×5=127×4=685×7=47×3=347×8=300×3=614×2=65×6=513×9=435×2=338×2=14×6=382×4=29×6=721×8=352×2=617×2=404×2=626×8=150×5=251×3=410×2=273×4=50×9=203×6=277×2=755×7=477×2=570×5=98×9=152×5=74×3=452×6=152×2=516×2=196×3=737×8=331×3=804×8=105×4=394×2=187×3=563×4=258×3=679×4=122×2=573×8=214×3=991×8=44+147+792=345+582+738=75+129+321=26+636+910=215+442+158=264+939+632=37+580+172=853+649+52=136+321+37=93+93+958=286+324+98=105+574+857=251+135+218=404+315+875=19+304+172=81+90+31=177+75+303=157+675+80=353+418+195=544+410+466=139+677+178=999+108+107=426+279+82=732+922+250=212+678+12=807+912+958=47+643+15=868+444+405=105+548+330=599+814+404=71+274+435=66+61+404=65+62+191=104+311+393=72+554+48=164+633+493=187+732+72=710+412+289=516+38+106=567+778+812=260+193+512=935+370+28=182+506+298=770+271+376=448+404+25=951+347+253=70+255+120=220+109+720=192+249+37=618+556+658=53+151+655=313+690+902=371+235+16=394+733+227=126+514+17=420+404+649=42+19+93=748+336+466=280+23+135=821+974+651=138+124-21=812+476-669=59+323-214=789+655-324=232+150-108=51+898-511=38+363-107=117+695-694=67+234-222=305+712-774=123+74-147=495+378-675=131+173-168=846+590-696=183+198-196=518+372-853=297+149-165=96+566-539=331+12-32=477+497-429=54+62-108=886+777-830=449+41-68=529+360-21=300+75-345=499+191-192=291+144-135=900+623-583=138+196-334=875+506-754=291+167-299=930+688-213=203+219-291=879+385-828=106+373-407=869+861-59=45+278-103=885+441-792=378+43-211=520+444-407=282+206-163=614+699-328=229+68-144=199+567-279=29+349-90=197+989-823=436+61-145=561+735-338=159+115-229=991+446-720=288+117-366=341+220-308=11+383-13=968+984-144=89+267-215=961+14-610=316+33-331=674+913-43=10+339-261=417+695-648=363-69-276=743-480-24=475-159-57=317-300-15=395-110-18=710-280-93=393-109-190=812-249-201=467-312-118=831-46-424=441-153-130=750-63-379=424-173-229=811-517-142=356-61-43=987-26-314=411-104-302=972-59-331=446-185-58=921-268-433=393-263-42=795-273-285=401-20-282=781-225-543=482-283-31=716-602-55=485-21-280=624-149-10=488-56-93=624-123-191=356-165-140=890-145-593=236-116-69=678-475-92=455-60-92=966-805-41=294-119-67=572-335-15=350-20-117=656-381-218=458-110-149=695-264-429=277-76-123=824-162-456=457-79-217=777-58-460=177-103-42=574-487-20=409-111-23=552-61-207=468-417-49=824-92-19=376-59-19=777-127-165=447-350-31=589-23-469=466-147-290=797-322-146=453-12-425=543-82-17=455-74+108=521-239+63=484-464+468=489-330+599=362-347+475=852-149+933=490-384+108=973-496+861=456-337+215=168-49+188=486-345+206=954-51+710=248-132+18=529-239+649=235-226+297=674-466+839=423-396+293=461-25+266=320-114+24=387-66+836=478-299+97=174-61+485=239-37+279=780-653+387=277-264+404=254-242+936=140-73+80=535-187+736=150-33+58=377-137+736=237-191+312=795-714+458=389-41+87=357-88+552=454-363+238=273-246+395=277-179+88=741-633+154=116-97+232=726-527+250=207-141+88=343-25+651=327-294+184=545-105+216=436-356+309=999-122+749=491-463+280=918-847+433=388-179+39=937-800+11=492-299+101=949-134+678=259-199+292=917-256+227=210-165+410=696-352+970=217-146+53=333-256+188=485-259+198=609-11+388=155+(460-210)=66+(192-42)=88+(371-176)=95+(671-133)=27+(159-40)=363+(748-481)=24+(387-82)=898+(463-384)=119+(166-64)=848+(846-696)=413+(275-32)=663+(757-590)=168+(340-165)=896+(857-834)=26+(430-107)=727+(870-508)=85+(354-127)=824+(748-181)=189+(240-33)=943+(782-139)=442+(304-276)=12+(329-73)=358+(214-212)=474+(703-188)=273+(447-69)=554+(660-75)=96+(81-25)=39+(775-763)=153+(371-157)=284+(484-247)=384+(298-34)=434+(580-111)=490+(124-58)=954+(965-920)=286+(101-88)=850+(132-100)=283+(261-157)=77+(871-367)=471+(424-264)=431+(507-339)=369+(199-127)=906+(573-386)=342+(265-66)=840+(788-537)=57+(326-218)=390+(814-501)=180+(309-178)=581+(241-150)=417+(491-327)=48+(679-379)=138+(347-60)=390+(493-400)=392+(453-155)=952+(844-40)=36+(304-275)=996+(893-32)=258+(365-315)=834+(955-812)=319+(385-345)=69+(924-573)=475-(10+102)=470-(148+214)=138-(48+65)=769-(257+441)=400-(15+35)=679-(154+287)=429-(333+64)=859-(593+255)=407-(18+332)=869-(166+102)=372-(159+107)=588-(32+92)=128-(46+81)=993-(857+46)=313-(20+111)=981-(11+339)=309-(243+37)=901-(503+306)=459-(144+27)=781-(437+50)=275-(62+25)=844-(189+225)=498-(12+417)=921-(126+481)=346-(18+223)=336-(101+196)=410-(60+125)=854-(332+59)=201-(137+33)=874-(506+260)=407-(277+119)=691-(188+404)=468-(96+272)=551-(65+21)=479-(128+338)=729-(130+74)=380-(35+165)=853-(216+86)=483-(242+96)=739-(16+696)=476-(173+272)=737-(281+386)=352-(55+237)=845-(375+203)=494-(140+127)=988-(519+319)=394-(122+105)=623-(96+401)=399-(45+132)=895-(220+101)=487-(15+441)=889-(142+473)=215-(118+21)=545-(165+290)=436-(56+151)=676-(427+248)=318-(35+134)=281-(106+136)=403-(146+13)=980-(129+17)=321-(413-300)=296-(625-427)=476-(334-230)=641-(185-75)=91-(402-347)=384-(628-448)=150-(167-133)=491-(873-800)=375-(449-219)=592-(838-771)=134-(180-93)=809-(788-432)=407-(325-76)=902-(244-170)=146-(450-365)=577-(812-762)=40-(72-59)=987-(396-92)=46-(458-457)=621-(342-277)=442-(445-337)=903-(569-523)=487-(145-92)=356-(398-330)=499-(295-252)=417-(675-276)=100-(438-417)=506-(206-66)=397-(308-104)=374-(298-219)=194-(449-390)=774-(809-592)=305-(328-87)=351-(508-361)=332-(140-103)=674-(770-308)=472-(323-25)=602-(630-163)=25-(464-454)=372-(765-676)=452-(169-73)=727-(979-715)=268-(314-80)=918-(518-393)=478-(297-286)=974-(325-167)=156-(255-227)=741-(648-285)=230-(83-73)=821-(245-106)=344-(283-151)=344-(430-251)=203-(159-11)=768-(582-246)=259-(239-65)=75-(33-29)=406-(244-29)=207-(242-188)=381-(432-285)=634-(616-259)=142+84×5=337+78×3=262+39×6=892+224×4=355+66×7=392+89×7=22+169×4=699+109×9=157+47×9=42+437×2=197+81×5=226+51×2=431+247×2=990+126×3=357+120×3=283+145×5=111+58×9=994+115×5=79+91×4=177+93×9=218+223×3=547+63×9=150+56×9=512+43×6=287+16×8=115+179×3=161+86×4=623+18×5=46+158×3=629+311×2=180×4+26=265×3+414=92×3+134=122×5+169=177×3+341=82×7+972=198×4+115=16×5+695=310×3+59=110×3+302=40×4+287=122×5+786=100×3+173=123×6+487=78×6+277=65×3+218=260×3+30=24×5+617=55×7+70=64×3+996=71×7+147=123×5+898=35×3+499=199×2+816=45×9+438=113×3+471=67×6+437=92×7+696=110×7+203=20×6+988=326-109×2=415-35×5=393-48×6=480-12×3=346-79×2=801-226×3=410-58×2=969-17×2=299-72×3=975-38×8=415-115×2=950-366×2=480-10×7=417-200×2=425-29×8=830-327×2=421-23×9=904-89×3=161-62×2=995-40×2=362-54×5=224-109×2=484-40×7=700-89×2=497-31×9=400-18×7=359-166×2=677-152×3=263-22×4=506-55×2=392-128×2=244-17×4=391-26×2=129-21×5=316-16×5=738-71×8=487-74×2=798-93×2=332-94×2=129-15×2=414-24×9=629-145×3=345-31×9=646-86×4=334-80×3=882-67×4=414-122×2=396-128×2=478-180×2=942-123×5=362-19×3=946-80×3=175-24×7=759-65×4=473-96×4=683-141×2=196-19×7=987-448×2=177-41×2=633-309×2=241×3-199=301×2-601=206×4-331=96×5-368=191×5-790=512×2-382=128×6-273=154×4-75=97×8-440=115×2-193=136×2-97=432×5-413=113×5-43=115×8-776=140×4-342=251×2-144=213×4-145=528×6-768=287×2-115=306×6-942=51×5-104=892×8-831=466×2-467=891×2-157=186×4-164=637×3-742=198×3-343=233×7-147=266×3-645=166×6-655=451×2-16=457×5-240=196×2-152=559×7-593=195×2-339=574×8-287=284×2-531=553×3-981=271×3-647=449×9-857=58×7-31=684×8-500=183×4-705=651×6-578=225×3-448=391×5-985=192×5-951=873×7-71=76×8-130=127×7-554=142×4-257=389×7-907=368×2-243=523×3-91=240×4-82=165×3-372=332×2-476=129×7-364=164×5-695=369×6-407=86×(389-386)=194×(454-446)=126×(411-404)=498×(800-793)=82×(221-217)=252×(864-857)=44×(98-94)=471×(603-600)=162×(277-271)=822×(365-360)=241×(151-147)=314×(333-324)=27×(424-419)=732×(637-634)=71×(198-190)=425×(884-881)=164×(56-53)=309×(687-678)=80×(497-494)=78×(778-769)=13×(174-169)=525×(90-81)=19×(382-376)=979×(168-163)=18×(317-309)=824×(858-853)=24×(495-492)=99×(645-638)=97×(187-182)=246×(889-882)=45×(177-174)=385×(226-217)=42×(186-182)=570×(303-298)=45×(266-262)=666×(280-274)=30×(57-51)=483×(115-108)=102×(335-328)=32×(963-956)=55×(48-41)=180×(586-583)=216×(493-490)=108×(118-111)=138×(490-487)=247×(696-693)=12×(178-172)=318×(803-797)=64×(90-81)=261×(668-659)=110×(466-463)=143×(590-582)=106×(225-219)=120×(148-144)=75×(59-50)=504×(948-943)=107×(367-362)=496×(841-833)=132×(148-142)=288×(426-420)=1/6+4/6=1/3+2/3=1/7+5/7=1/4+3/4=4/7+2/7=4/8+3/8=2/6+3/6=1/4+2/4=2/7+3/7=2/8+6/8=3/6+2/6=4/9+3/9=4/8-2/8=4/9-1/9=5/8-1/8=4/10-3/10=2/5-1/5=4/5-1/5=2/4-1/4=3/8-2/8=3/6-1/6=3/6-2/6=4/6-1/6=3/7-1/7=参考答案347+136=483829+937=1766126+211=337467+234=701157+27=184457+350=807148+178=326670+646=1316295+153=448176+365=54190+397=487363+698=1061248+174=422817+228=1045219+223=442211+456=667148+185=333709+793=1502164+87=251973+625=1598161+47=20893+503=596187+164=351275+418=693204+110=314153+483=636208+220=428384+125=509317+159=476655+685=1340170+135=305202+86=288111+248=359142+567=709125+180=305494+174=668222+64=28675+95=170250+44=29467+91=158141+174=315710+616=1326174+270=444322+266=588100+32=13237+155=192125+208=333701+979=1680125+318=443210+878=1088125+117=242282+193=475193+164=357130+92=222263+172=43587+51=138190+295=48560+210=270333+135=468278+836=1114455-401=54339-12=327177-143=34916-561=355473-160=313625-355=270438-36=402916-164=752424-114=310992-557=435286-26=260908-860=48340-86=254832-77=755292-38=254682-501=181303-199=104756-661=95372-269=103730-190=540371-229=142140-112=28494-447=47864-602=262436-145=291518-504=14396-334=62608-23=585305-140=165163-129=3487-47=40739-185=554350-203=147622-396=226403-161=242312-104=208145-101=44427-193=234480-375=105174-51=123319-262=57614-497=117431-123=308506-185=321452-426=26646-384=262425-377=48691-49=642163-100=63632-586=46418-20=398287-215=72375-339=36944-645=299268-182=86565-502=63375-175=200606-327=279192-152=40496-204=292378×2=75679×9=711105×5=525102×2=204276×2=552401×9=3609212×2=424129×8=1032362×2=724752×6=4512247×3=741134×5=670127×4=508685×7=479547×3=141347×8=2776300×3=900614×2=122865×6=390513×9=4617435×2=870338×2=67614×6=84382×4=152829×6=174721×8=5768352×2=704617×2=1234404×2=808626×8=5008150×5=750251×3=753410×2=820273×4=109250×9=450203×6=1218277×2=554755×7=5285477×2=954570×5=285098×9=882152×5=76074×3=222452×6=2712152×2=304516×2=1032196×3=588737×8=5896331×3=993804×8=6432105×4=420394×2=788187×3=561563×4=2252258×3=774679×4=2716122×2=244573×8=4584214×3=642991×8=792844+147+792=983345+582+738=166575+129+321=52526+636+910=1572215+442+158=815264+939+632=183537+580+172=789853+649+52=1554136+321+37=49493+93+958=1144286+324+98=708105+574+857=1536251+135+218=604404+315+875=159419+304+172=49581+90+31=202177+75+303=555157+675+80=912353+418+195=966544+410+466=1420139+677+178=994999+108+107=1214426+279+82=787732+922+250=1904212+678+12=902807+912+958=267747+643+15=705868+444+405=1717105+548+330=983599+814+404=181771+274+435=78066+61+404=53165+62+191=318104+311+393=80872+554+48=674164+633+493=1290187+732+72=991710+412+289=1411516+38+106=660567+778+812=2157260+193+512=965935+370+28=1333182+506+298=986770+271+376=1417448+404+25=877951+347+253=155170+255+120=445220+109+720=1049192+249+37=478618+556+658=183253+151+655=859313+690+902=1905371+235+16=622394+733+227=1354126+514+17=657420+404+649=147342+19+93=154748+336+466=1550280+23+135=438821+974+651=2446138+124-21=241812+476-669=61959+323-214=168789+655-324=1120232+150-108=27451+898-511=43838+363-107=294117+695-694=11867+234-222=79305+712-774=243123+74-147=50495+378-675=198131+173-168=136846+590-696=740183+198-196=185518+372-853=37297+149-165=28196+566-539=123331+12-32=311477+497-429=54554+62-108=8886+777-830=833449+41-68=422529+360-21=868300+75-345=30499+191-192=498291+144-135=300900+623-583=940138+196-334=0875+506-754=627291+167-299=159930+688-213=1405203+219-291=131879+385-828=436106+373-407=72869+861-59=167145+278-103=220885+441-792=534378+43-211=210520+444-407=557282+206-163=325614+699-328=985229+68-144=153199+567-279=48729+349-90=288197+989-823=363436+61-145=352561+735-338=958159+115-229=45991+446-720=717288+117-366=39341+220-308=25311+383-13=381968+984-144=180889+267-215=141961+14-610=365316+33-331=18674+913-43=154410+339-261=88417+695-648=464363-69-276=18743-480-24=239475-159-57=259317-300-15=2395-110-18=267710-280-93=337393-109-190=94812-249-201=362467-312-118=37831-46-424=361441-153-130=158750-63-379=308424-173-229=22811-517-142=152356-61-43=252987-26-314=647411-104-302=5972-59-331=582446-185-58=203921-268-433=220393-263-42=88795-273-285=237401-20-282=99781-225-543=13482-283-31=168716-602-55=59485-21-280=184624-149-10=465488-56-93=339624-123-191=310356-165-140=51890-145-593=152236-116-69=51678-475-92=111455-60-92=303966-805-41=120294-119-67=108572-335-15=222350-20-117=213656-381-218=57458-110-149=199695-264-429=2277-76-123=78824-162-456=206457-79-217=161777-58-460=259177-103-42=32574-487-20=67409-111-23=275552-61-207=284468-417-49=2824-92-19=713376-59-19=298777-127-165=485447-350-31=66589-23-469=97466-147-290=29797-322-146=329453-12-425=16543-82-17=444455-74+108=489521-239+63=345484-464+468=488489-330+599=758362-347+475=490852-149+933=1636490-384+108=214973-496+861=1338456-337+215=334168-49+188=307486-345+206=347954-51+710=1613248-132+18=134529-239+649=939235-226+297=306674-466+839=1047423-396+293=320461-25+266=702320-114+24=230387-66+836=1157478-299+97=276174-61+485=598239-37+279=481780-653+387=514277-264+404=417254-242+936=948140-73+80=147535-187+736=1084150-33+58=175377-137+736=976237-191+312=358795-714+458=539389-41+87=435357-88+552=821454-363+238=329273-246+395=422277-179+88=186741-633+154=262116-97+232=251726-527+250=449207-141+88=154343-25+651=969327-294+184=217545-105+216=656436-356+309=389999-122+749=1626491-463+280=308918-847+433=504388-179+39=248937-800+11=148492-299+101=294949-134+678=1493259-199+292=352917-256+227=888210-165+410=455696-352+970=1314217-146+53=124333-256+188=265485-259+198=424609-11+388=986155+(460-210)=40566+(192-42)=21688+(371-176)=28395+(671-133)=63327+(159-40)=146363+(748-481)=63024+(387-82)=329898+(463-384)=977119+(166-64)=221848+(846-696)=998413+(275-32)=656663+(757-590)=830168+(340-165)=343896+(857-834)=91926+(430-107)=349727+(870-508)=108985+(354-127)=312824+(748-181)=1391189+(240-33)=396943+(782-139)=1586442+(304-276)=47012+(329-73)=268358+(214-212)=360474+(703-188)=989273+(447-69)=651554+(660-75)=113996+(81-25)=15239+(775-763)=51153+(371-157)=367284+(484-247)=521384+(298-34)=648434+(580-111)=903490+(124-58)=556954+(965-920)=999286+(101-88)=299850+(132-100)=882283+(261-157)=38777+(871-367)=581471+(424-264)=631431+(507-339)=599369+(199-127)=441906+(573-386)=1093342+(265-66)=541840+(788-537)=109157+(326-218)=165390+(814-501)=703180+(309-178)=311581+(241-150)=672417+(491-327)=58148+(679-379)=348138+(347-60)=425390+(493-400)=483392+(453-155)=690952+(844-40)=175636+(304-275)=65996+(893-32)=1857258+(365-315)=308834+(955-812)=977319+(385-345)=35969+(924-573)=420475-(10+102)=363470-(148+214)=108138-(48+65)=25769-(257+441)=71400-(15+35)=350679-(154+287)=238429-(333+64)=32859-(593+255)=11407-(18+332)=57869-(166+102)=601372-(159+107)=106588-(32+92)=464128-(46+81)=1993-(857+46)=90313-(20+111)=182981-(11+339)=631309-(243+37)=29901-(503+306)=92459-(144+27)=288781-(437+50)=294275-(62+25)=188844-(189+225)=430498-(12+417)=69921-(126+481)=314346-(18+223)=105336-(101+196)=39410-(60+125)=225854-(332+59)=463201-(137+33)=31874-(506+260)=108407-(277+119)=11691-(188+404)=99468-(96+272)=100551-(65+21)=465479-(128+338)=13729-(130+74)=525380-(35+165)=180853-(216+86)=551483-(242+96)=145739-(16+696)=27476-(173+272)=31737-(281+386)=70352-(55+237)=60845-(375+203)=267494-(140+127)=227988-(519+319)=150394-(122+105)=167623-(96+401)=126399-(45+132)=222895-(220+101)=574487-(15+441)=31889-(142+473)=274215-(118+21)=76545-(165+290)=90436-(56+151)=229676-(427+248)=1318-(35+134)=149281-(106+136)=39403-(146+13)=244980-(129+17)=834321-(413-300)=208296-(625-427)=98476-(334-230)=372641-(185-75)=53191-(402-347)=36384-(628-448)=204150-(167-133)=116491-(873-800)=418375-(449-219)=145592-(838-771)=525134-(180-93)=47809-(788-432)=453407-(325-76)=158902-(244-170)=828146-(450-365)=61577-(812-762)=52740-(72-59)=27987-(396-92)=68346-(458-457)=45621-(342-277)=556442-(445-337)=334903-(569-523)=857487-(145-92)=434356-(398-330)=288499-(295-252)=456417-(675-276)=18100-(438-417)=79506-(206-66)=366397-(308-104)=193374-(298-219)=295194-(449-390)=135774-(809-592)=557305-(328-87)=64351-(508-361)=204332-(140-103)=295674-(770-308)=212472-(323-25)=174602-(630-163)=13525-(464-454)=15372-(765-676)=283452-(169-73)=356727-(979-715)=463268-(314-80)=34918-(518-393)=793478-(297-286)=467974-(325-167)=816156-(255-227)=128741-(648-285)=378230-(83-73)=220821-(245-106)=682344-(283-151)=212344-(430-251)=165203-(159-11)=55768-(582-246)=432259-(239-65)=8575-(33-29)=71406-(244-29)=191207-(242-188)=153381-(432-285)=234634-(616-259)=277142+84×5=562337+78×3=571262+39×6=496892+224×4=1788355+66×7=817392+89×7=101522+169×4=698699+109×9=1680157+47×9=58042+437×2=916197+81×5=602226+51×2=328431+247×2=925990+126×3=1368357+120×3=717283+145×5=1008111+58×9=633994+115×5=156979+91×4=443177+93×9=1014218+223×3=887547+63×9=1114150+56×9=654512+43×6=770287+16×8=415115+179×3=652161+86×4=505623+18×5=71346+158×3=520629+311×2=1251180×4+26=746265×3+414=120992×3+134=410122×5+169=779177×3+341=87282×7+972=1546198×4+115=90716×5+695=775310×3+59=989110×3+302=63240×4+287=447122×5+786=1396100×3+173=473123×6+487=122578×6+277=74565×3+218=413260×3+30=81024×5+617=73755×7+70=45564×3+996=118871×7+147=644123×5+898=151335×3+499=604199×2+816=121445×9+438=843113×3+471=81067×6+437=83992×7+696=1340110×7+203=97320×6+988=1108326-109×2=108415-35×5=240393-48×6=105480-12×3=444346-79×2=188801-226×3=123410-58×2=294969-17×2=935299-72×3=83975-38×8=671415-115×2=185950-366×2=218480-10×7=410417-200×2=17425-29×8=193830-327×2=176421-23×9=214904-89×3=637161-62×2=37995-40×2=915362-54×5=92224-109×2=6484-40×7=204700-89×2=522497-31×9=218400-18×7=274359-166×2=27677-152×3=221263-22×4=175506-55×2=396392-128×2=136244-17×4=176391-26×2=339129-21×5=24316-16×5=236738-71×8=170487-74×2=339798-93×2=612332-94×2=144129-15×2=99414-24×9=198629-145×3=194345-31×9=66646-86×4=302334-80×3=94882-67×4=614414-122×2=170396-128×2=140478-180×2=118942-123×5=327362-19×3=305946-80×3=706175-24×7=7759-65×4=499473-96×4=89683-141×