三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案

三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案338+62=944+646=250+68=152+355=164+104=292+530=224+213=41+129=324+103=461+139=304+83=690+201=108+144=562+237=126+107=73+320=212+191=70+31=179+206=321+308=145+85=421+179=138+269=964+311=59+249=120+558=147+240=568+224=208+103=529+100=225+213=993+382=230+42=58+219=174+181=409+377=354+119=662+190=159+90=423+169=117+100=328+195=368+65=471+404=176+249=46+256=41+48=238+933=338+77=749+684=213+76=214+207=153+198=397+386=117+167=522+442=72+186=612+158=102+94=242+905=374-95=909-410=334-47=761-120=420-223=933-124=206-151=860-322=71-29=427-318=212-47=920-298=222-93=703-33=258-194=921-688=257-88=726-415=395-148=801-370=349-237=262-167=371-322=713-222=469-276=585-167=256-38=489-460=493-397=638-142=361-168=933-506=281-33=291-208=424-57=940-151=446-10=318-199=473-443=908-523=358-55=875-495=142-36=436-237=371-80=906-415=259-249=960-709=80-58=328-11=399-107=638-317=478-61=291-19=346-19=811-519=337-30=553-366=240-165=834-207=279×2=917×2=93×4=354×4=13×9=94×4=223×3=50×3=42×6=322×2=71×9=369×7=285×3=524×6=266×3=307×7=84×5=499×6=158×6=800×6=475×2=184×5=121×5=886×4=376×2=117×7=395×2=661×3=16×2=694×3=81×7=802×6=56×3=826×4=143×3=838×4=44×6=695×5=464×2=123×4=404×2=89×4=143×5=878×5=268×2=881×9=93×9=927×5=73×2=712×8=274×3=970×8=156×4=360×4=206×3=159×3=118×6=559×7=293×3=33×5=321+298+12=303+742+687=92+351+457=20+950+135=110+389+359=734+213+184=179+283+420=296+705+268=568+97+183=818+203+492=31+247+96=756+537+745=115+711+78=853+552+114=159+654+82=875+688+487=259+347+364=552+737+335=186+191+455=842+576+709=265+162+390=188+125+979=416+21+274=748+367+206=86+378+324=31+222+415=153+300+255=763+890+179=73+200+46=844+560+630=262+708+15=137+119+947=377+73+428=241+90+749=303+12+118=542+634+880=188+98+504=961+972+925=712+28+27=915+850+473=47+417+164=404+478+675=254+120+153=740+727+446=469+248+137=755+884+489=193+68+525=612+455+731=62+539+37=993+516+16=224+206+453=920+672+779=144+159+643=743+458+607=216+24+316=313+756+822=87+307+38=130+363+443=83+563+280=149+161+22=252+125-354=762+162-319=54+421-277=585+234-508=90+305-48=24+631-331=230+163-106=440+657-654=170+320-170=840+439-31=73+314-373=381+736-630=293+206-228=873+450-878=277+94-171=32+671-587=149+262-330=888+512-473=10+215-171=87+121-185=135+288-298=974+644-192=197+33-24=81+887-863=239+49-189=634+615-596=68+304-109=724+638-205=336+152-369=986+377-867=194+75-193=361+563-105=67+250-91=289+607-372=96+404-86=645+736-642=94+168-59=623+896-781=275+214-476=382+202-455=180+155-133=792+353-428=324+16-15=702+981-601=81+264-295=528+173-588=331+121-262=176+780-895=211+88-262=204+513-189=318+103-154=505+824-130=159+322-438=651+721-266=22+339-26=113+544-61=150+229-360=697+841-568=194+240-214=466+409-104=427-53-254=631-266-115=427-63-151=915-553-339=301-83-207=627-422-132=411-37-22=988-220-678=460-23-317=615-453-162=444-108-133=564-82-249=401-10-234=597-122-178=425-140-28=606-133-449=254-19-231=719-500-78=265-179-37=229-53-126=352-64-150=893-277-263=420-47-348=800-399-121=379-154-143=605-462-103=326-138-73=923-161-482=427-211-192=816-120-50=480-18-205=434-20-369=378-43-166=998-164-387=442-142-76=742-356-140=474-253-87=991-165-311=435-80-317=278-15-32=342-40-145=876-288-475=226-169-53=448-329-64=334-13-258=859-94-292=345-88-99=653-97-273=469-48-134=633-472-142=331-10-151=590-24-203=269-97-71=838-271-84=455-226-207=438-276-29=254-130-56=958-321-116=497-109-343=611-188-262=421-243+32=624-407+33=427-352+40=434-321+26=448-399+328=698-105+855=282-178+355=794-342+707=171-128+352=867-796+75=164-151+196=639-95+867=479-478+395=370-337+724=488-399+346=940-73+489=436-382+261=364-318+139=497-316+207=836-719+792=288-118+212=210-110+381=331-206+257=862-760+18=393-282+75=690-598+465=283-60+181=689-26+571=443-258+107=982-288+176=316-69+243=665-568+926=472-397+349=474-352+608=136-87+249=986-822+870=465-400+30=948-873+209=283-186+334=681-22+777=284-186+168=851-81+401=315-208+16=870-419+90=359-304+17=738-593+13=426-35+49=644-15+74=483-256+16=923-755+836=482-229+189=795-273+560=462-317+287=529-528+870=457-216+179=240-71+728=434-201+70=566-338+998=120-44+378=311-23+782=122+(471-24)=11+(639-501)=302+(471-276)=803+(843-400)=397+(41-32)=716+(700-198)=14+(412-408)=191+(755-572)=164+(131-82)=606+(175-156)=448+(234-154)=621+(877-829)=303+(306-233)=269+(787-711)=130+(290-80)=636+(566-207)=330+(224-220)=324+(678-505)=392+(140-65)=76+(107-65)=461+(381-11)=33+(801-558)=394+(240-218)=275+(337-186)=473+(499-395)=90+(921-641)=181+(429-322)=249+(742-446)=191+(470-90)=349+(910-448)=91+(395-217)=228+(708-633)=135+(469-39)=868+(749-35)=19+(437-293)=648+(989-676)=263+(241-216)=759+(589-13)=201+(371-289)=842+(903-668)=374+(318-70)=571+(623-268)=83+(325-22)=617+(781-189)=36+(365-134)=132+(447-14)=345+(273-201)=747+(971-945)=211+(349-16)=539+(607-496)=242+(495-405)=302+(718-330)=167+(362-249)=928+(655-491)=368+(174-73)=680+(844-612)=216+(381-123)=500+(738-420)=411+(412-20)=692+(916-881)=355-(43+187)=707-(375+100)=426-(296+128)=843-(11+310)=376-(103+10)=982-(110+482)=221-(169+25)=997-(141+690)=459-(154+292)=810-(58+428)=460-(160+87)=845-(480+70)=423-(61+339)=578-(50+147)=454-(361+47)=633-(83+265)=384-(67+22)=773-(579+69)=343-(88+46)=433-(64+127)=231-(107+87)=955-(247+470)=438-(174+92)=540-(96+105)=342-(236+59)=727-(410+287)=268-(74+90)=985-(351+286)=497-(338+97)=412-(190+170)=433-(64+254)=934-(328+30)=376-(153+103)=719-(302+41)=366-(52+122)=890-(472+254)=278-(207+68)=893-(252+352)=465-(140+204)=438-(22+228)=288-(41+239)=647-(461+70)=353-(32+207)=684-(393+286)=102-(29+30)=768-(133+101)=394-(218+148)=691-(36+527)=355-(135+210)=439-(118+185)=193-(77+95)=996-(448+288)=428-(267+153)=810-(363+416)=147-(39+19)=359-(207+20)=424-(139+196)=892-(327+270)=499-(149+107)=823-(191+239)=297-(255-103)=878-(762-589)=143-(93-50)=688-(268-242)=276-(475-460)=648-(540-387)=408-(303-280)=979-(802-452)=349-(150-115)=339-(770-460)=110-(85-48)=195-(864-790)=353-(462-287)=815-(703-657)=491-(408-147)=927-(431-115)=98-(320-275)=682-(536-336)=97-(344-329)=711-(880-288)=382-(171-170)=605-(494-102)=248-(184-146)=252-(557-354)=256-(449-285)=707-(568-179)=480-(422-372)=439-(619-186)=397-(459-210)=514-(259-30)=327-(205-202)=633-(691-241)=462-(265-83)=652-(137-72)=285-(63-19)=486-(373-140)=406-(354-73)=473-(823-757)=273-(198-86)=632-(957-779)=293-(464-378)=822-(272-149)=313-(163-128)=510-(629-282)=143-(408-385)=680-(856-656)=235-(374-357)=546-(907-575)=123-(472-443)=734-(225-42)=339-(218-43)=525-(881-638)=28-(239-222)=638-(388-126)=338-(396-108)=886-(917-750)=497-(264-258)=984-(631-41)=280-(220-140)=573-(731-400)=120+48×8=936+34×3=416+17×5=591+408×2=371+18×7=189+51×7=207+66×3=61+69×9=163+12×7=942+70×7=321+209×3=155+462×2=205+80×6=909+145×6=453+118×4=31+12×5=378+47×6=554+136×5=120+58×4=597+113×4=253+35×6=715+250×3=261+20×2=858+123×2=43+259×3=483+484×2=42+211×3=56+156×5=81+51×3=248+241×3=249×2+293=161×3+484=163×3+212=290×2+792=435×2+33=305×3+325=40×2+242=167×5+489=260×3+22=456×2+887=246×2+10=29×7+476=433×2+35=114×2+91=39×3+307=48×5+406=79×5+308=479×2+361=211×2+469=120×6+725=229×2+199=254×2+176=117×3+125=116×8+993=51×9+200=203×3+239=34×4+360=118×2+671=30×9+170=16×4+579=324-36×3=700-20×6=424-15×3=631-36×5=457-34×9=959-95×2=158-65×2=405-22×6=448-78×2=871-48×6=432-25×8=905-49×8=283-18×7=791-187×2=437-67×5=615-250×2=340-55×4=594-137×4=177-23×4=355-41×8=418-96×2=495-93×3=236-61×2=855-15×5=205-13×2=903-259×3=216-17×4=337-62×4=172-29×5=485-51×9=493-103×3=239-24×5=330-48×2=439-30×3=466-52×7=755-11×2=348-43×4=715-128×4=207-30×3=938-368×2=300-26×9=391-48×4=180-16×2=638-187×3=487-111×3=405-12×2=149-20×5=691-70×8=389-91×4=685-131×3=363-21×3=718-114×3=202-25×7=736-104×2=236-22×5=994-78×9=435-105×4=864-142×5=480-58×2=795-162×2=204×2-301=733×7-381=190×5-553=389×6-694=485×2-199=598×3-956=88×5-375=564×4-485=78×8-20=244×8-609=298×3-506=465×3-793=150×3-78=873×9-448=138×7-553=393×9-152=74×7-128=221×6-793=22×4-58=682×4-202=231×2-342=877×2-583=21×7-83=87×6-283=82×9-691=590×9-257=85×9-577=861×2-110=189×4-487=228×6-624=308×2-494=611×4-262=164×5-202=274×7-488=131×6-710=623×3-618=87×8-39=55×8-109=369×2-105=788×7-987=100×3-158=886×3-529=233×3-406=333×3-30=74×8-323=515×3-234=343×2-182=723×2-953=69×6-212=484×7-905=104×9-58=667×5-908=228×2-28=45×9-225=217×2-345=714×9-27=241×2-421=275×8-930=274×3-456=438×9-852=75×(450-443)=599×(148-140)=50×(192-187)=422×(821-815)=138×(122-116)=742×(885-882)=72×(492-488)=657×(155-149)=105×(89-81)=124×(41-38)=74×(305-302)=159×(866-857)=174×(128-124)=997×(381-372)=54×(477-471)=479×(958-954)=319×(258-255)=504×(899-895)=323×(139-136)=940×(849-840)=241×(419-415)=430×(778-775)=68×(387-381)=776×(682-675)=81×(157-148)=873×(543-538)=217×(37-34)=107×(912-904)=65×(294-286)=588×(460-453)=201×(237-233)=356×(640-637)=10×(100-97)=521×(615-607)=77×(139-136)=380×(954-947)=116×(363-355)=236×(394-386)=55×(224-220)=987×(962-953)=26×(60-54)=94×(694-688)=212×(439-436)=462×(30-27)=70×(450-445)=526×(762-758)=111×(480-472)=694×(575-571)=78×(152-143)=14×(152-148)=109×(399-393)=578×(185-176)=148×(306-301)=658×(560-553)=218×(338-334)=699×(912-905)=157×(362-358)=581×(352-347)=122×(394-390)=211×(716-712)=2/7+4/7=5/9+4/9=4/8+3/8=4/6+2/6=1/8+6/8=4/9+3/9=1/4+2/4=2/5+3/5=3/8+4/8=2/8+3/8=1/7+2/7=1/4+3/4=5/7-1/7=5/6-1/6=3/5-1/5=5/8-1/8=2/4-1/4=3/5-2/5=2/7-1/7=2/3-1/3=6/8-1/8=5/8-3/8=4/8-3/8=2/9-1/9=參考答案338+62=400944+646=1590250+68=318152+355=507164+104=268292+530=822224+213=43741+129=170324+103=427461+139=600304+83=387690+201=891108+144=252562+237=799126+107=23373+320=393212+191=40370+31=101179+206=385321+308=629145+85=230421+179=600138+269=407964+311=127559+249=308120+558=678147+240=387568+224=792208+103=311529+100=629225+213=438993+382=1375230+42=27258+219=277174+181=355409+377=786354+119=473662+190=852159+90=249423+169=592117+100=217328+195=523368+65=433471+404=875176+249=42546+256=30241+48=89238+933=1171338+77=415749+684=1433213+76=289214+207=421153+198=351397+386=783117+167=284522+442=96472+186=258612+158=770102+94=196242+905=1147374-95=279909-410=499334-47=287761-120=641420-223=197933-124=809206-151=55860-322=53871-29=42427-318=109212-47=165920-298=622222-93=129703-33=670258-194=64921-688=233257-88=169726-415=311395-148=247801-370=431349-237=112262-167=95371-322=49713-222=491469-276=193585-167=418256-38=218489-460=29493-397=96638-142=496361-168=193933-506=427281-33=248291-208=83424-57=367940-151=789446-10=436318-199=119473-443=30908-523=385358-55=303875-495=380142-36=106436-237=199371-80=291906-415=491259-249=10960-709=25180-58=22328-11=317399-107=292638-317=321478-61=417291-19=272346-19=327811-519=292337-30=307553-366=187240-165=75834-207=627279×2=558917×2=183493×4=372354×4=141613×9=11794×4=376223×3=66950×3=15042×6=252322×2=64471×9=639369×7=2583285×3=855524×6=3144266×3=798307×7=214984×5=420499×6=2994158×6=948800×6=4800475×2=950184×5=920121×5=605886×4=3544376×2=752117×7=819395×2=790661×3=198316×2=32694×3=208281×7=567802×6=481256×3=168826×4=3304143×3=429838×4=335244×6=264695×5=3475464×2=928123×4=492404×2=80889×4=356143×5=715878×5=4390268×2=536881×9=792993×9=837927×5=463573×2=146712×8=5696274×3=822970×8=7760156×4=624360×4=1440206×3=618159×3=477118×6=708559×7=3913293×3=87933×5=165321+298+12=631303+742+687=173292+351+457=90020+950+135=1105110+389+359=858734+213+184=1131179+283+420=882296+705+268=1269568+97+183=848818+203+492=151331+247+96=374756+537+745=2038115+711+78=904853+552+114=1519159+654+82=895875+688+487=2050259+347+364=970552+737+335=1624186+191+455=832842+576+709=2127265+162+390=817188+125+979=1292416+21+274=711748+367+206=132186+378+324=78831+222+415=668153+300+255=708763+890+179=183273+200+46=319844+560+630=2034262+708+15=985137+119+947=1203377+73+428=878241+90+749=1080303+12+118=433542+634+880=2056188+98+504=790961+972+925=2858712+28+27=767915+850+473=223847+417+164=628404+478+675=1557254+120+153=527740+727+446=1913469+248+137=854755+884+489=2128193+68+525=786612+455+731=179862+539+37=638993+516+16=1525224+206+453=883920+672+779=2371144+159+643=946743+458+607=1808216+24+316=556313+756+822=189187+307+38=432130+363+443=93683+563+280=926149+161+22=332252+125-354=23762+162-319=60554+421-277=198585+234-508=31190+305-48=34724+631-331=324230+163-106=287440+657-654=443170+320-170=320840+439-31=124873+314-373=14381+736-630=487293+206-228=271873+450-878=445277+94-171=20032+671-587=116149+262-330=81888+512-473=92710+215-171=5487+121-185=23135+288-298=125974+644-192=1426197+33-24=20681+887-863=105239+49-189=99634+615-596=65368+304-109=263724+638-205=1157336+152-369=119986+377-867=496194+75-193=76361+563-105=81967+250-91=226289+607-372=52496+404-86=414645+736-642=73994+168-59=203623+896-781=738275+214-476=13382+202-455=129180+155-133=202792+353-428=717324+16-15=325702+981-601=108281+264-295=50528+173-588=113331+121-262=190176+780-895=61211+88-262=37204+513-189=528318+103-154=267505+824-130=1199159+322-438=43651+721-266=110622+339-26=335113+544-61=596150+229-360=19697+841-568=970194+240-214=220466+409-104=771427-53-254=120631-266-115=250427-63-151=213915-553-339=23301-83-207=11627-422-132=73411-37-22=352988-220-678=90460-23-317=120615-453-162=0444-108-133=203564-82-249=233401-10-234=157597-122-178=297425-140-28=257606-133-449=24254-19-231=4719-500-78=141265-179-37=49229-53-126=50352-64-150=138893-277-263=353420-47-348=25800-399-121=280379-154-143=82605-462-103=40326-138-73=115923-161-482=280427-211-192=24816-120-50=646480-18-205=257434-20-369=45378-43-166=169998-164-387=447442-142-76=224742-356-140=246474-253-87=134991-165-311=515435-80-317=38278-15-32=231342-40-145=157876-288-475=113226-169-53=4448-329-64=55334-13-258=63859-94-292=473345-88-99=158653-97-273=283469-48-134=287633-472-142=19331-10-151=170590-24-203=363269-97-71=101838-271-84=483455-226-207=22438-276-29=133254-130-56=68958-321-116=521497-109-343=45611-188-262=161421-243+32=210624-407+33=250427-352+40=115434-321+26=139448-399+328=377698-105+855=1448282-178+355=459794-342+707=1159171-128+352=395867-796+75=146164-151+196=209639-95+867=1411479-478+395=396370-337+724=757488-399+346=435940-73+489=1356436-382+261=315364-318+139=185497-316+207=388836-719+792=909288-118+212=382210-110+381=481331-206+257=382862-760+18=120393-282+75=186690-598+465=557283-60+181=404689-26+571=1234443-258+107=292982-288+176=870316-69+243=490665-568+926=1023472-397+349=424474-352+608=730136-87+249=298986-822+870=1034465-400+30=95948-873+209=284283-186+334=431681-22+777=1436284-186+168=266851-81+401=1171315-208+16=123870-419+90=541359-304+17=72738-593+13=158426-35+49=440644-15+74=703483-256+16=243923-755+836=1004482-229+189=442795-273+560=1082462-317+287=432529-528+870=871457-216+179=420240-71+728=897434-201+70=303566-338+998=1226120-44+378=454311-23+782=1070122+(471-24)=56911+(639-501)=149302+(471-276)=497803+(843-400)=1246397+(41-32)=406716+(700-198)=121814+(412-408)=18191+(755-572)=374164+(131-82)=213606+(175-156)=625448+(234-154)=528621+(877-829)=669303+(306-233)=376269+(787-711)=345130+(290-80)=340636+(566-207)=995330+(224-220)=334324+(678-505)=497392+(140-65)=46776+(107-65)=118461+(381-11)=83133+(801-558)=276394+(240-218)=416275+(337-186)=426473+(499-395)=57790+(921-641)=370181+(429-322)=288249+(742-446)=545191+(470-90)=571349+(910-448)=81191+(395-217)=269228+(708-633)=303135+(469-39)=565868+(749-35)=158219+(437-293)=163648+(989-676)=961263+(241-216)=288759+(589-13)=1335201+(371-289)=283842+(903-668)=1077374+(318-70)=622571+(623-268)=92683+(325-22)=386617+(781-189)=120936+(365-134)=267132+(447-14)=565345+(273-201)=417747+(971-945)=773211+(349-16)=544539+(607-496)=650242+(495-405)=332302+(718-330)=690167+(362-249)=280928+(655-491)=1092368+(174-73)=469680+(844-612)=912216+(381-123)=474500+(738-420)=818411+(412-20)=803692+(916-881)=727355-(43+187)=125707-(375+100)=232426-(296+128)=2843-(11+310)=522376-(103+10)=263982-(110+482)=390221-(169+25)=27997-(141+690)=166459-(154+292)=13810-(58+428)=324460-(160+87)=213845-(480+70)=295423-(61+339)=23578-(50+147)=381454-(361+47)=46633-(83+265)=285384-(67+22)=295773-(579+69)=125343-(88+46)=209433-(64+127)=242231-(107+87)=37955-(247+470)=238438-(174+92)=172540-(96+105)=339342-(236+59)=47727-(410+287)=30268-(74+90)=104985-(351+286)=348497-(338+97)=62412-(190+170)=52433-(64+254)=115934-(328+30)=576376-(153+103)=120719-(302+41)=376366-(52+122)=192890-(472+254)=164278-(207+68)=3893-(252+352)=289465-(140+204)=121438-(22+228)=188288-(41+239)=8647-(461+70)=116353-(32+207)=114684-(393+286)=5102-(29+30)=43768-(133+101)=534394-(218+148)=28691-(36+527)=128355-(135+210)=10439-(118+185)=136193-(77+95)=21996-(448+288)=260428-(267+153)=8810-(363+416)=31147-(39+19)=89359-(207+20)=132424-(139+196)=89892-(327+270)=295499-(149+107)=243823-(191+239)=393297-(255-103)=145878-(762-589)=705143-(93-50)=100688-(268-242)=662276-(475-460)=261648-(540-387)=495408-(303-280)=385979-(802-452)=629349-(150-115)=314339-(770-460)=29110-(85-48)=73195-(864-790)=121353-(462-287)=178815-(703-657)=769491-(408-147)=230927-(431-115)=61198-(320-275)=53682-(536-336)=48297-(344-329)=82711-(880-288)=119382-(171-170)=381605-(494-102)=213248-(184-146)=210252-(557-354)=49256-(449-285)=92707-(568-179)=318480-(422-372)=430439-(619-186)=6397-(459-210)=148514-(259-30)=285327-(205-202)=324633-(691-241)=183462-(265-83)=280652-(137-72)=587285-(63-19)=241486-(373-140)=253406-(354-73)=125473-(823-757)=407273-(198-86)=161632-(957-779)=454293-(464-378)=207822-(272-149)=699313-(163-128)=278510-(629-282)=163143-(408-385)=120680-(856-656)=480235-(374-357)=218546-(907-575)=214123-(472-443)=94734-(225-42)=551339-(218-43)=164525-(881-638)=28228-(239-222)=11638-(388-126)=376338-(396-108)=50886-(917-750)=719497-(264-258)=491984-(631-41)=394280-(220-140)=200573-(731-400)=242120+48×8=504936+34×3=1038416+17×5=501591+408×2=1407371+18×7=497189+51×7=546207+66×3=40561+69×9=682163+12×7=247942+70×7=1432321+209×3=948155+462×2=1079205+80×6=685909+145×6=1779453+118×4=92531+12×5=91378+47×6=660554+136×5=1234120+58×4=352597+113×4=1049253+35×6=463715+250×3=1465261+20×2=301858+123×2=110443+259×3=820483+484×2=145142+211×3=67556+156×5=83681+51×3=234248+241×3=971249×2+293=791161×3+484=967163×3+212=701290×2+792=1372435×2+33=903305×3+325=124040×2+242=322167×5+489=1324260×3+22=802456×2+887=1799246×2+10=50229×7+476=679433×2+35=901114×2+91=31939×3+307=42448×5+406=64679×5+308=703479×2+361=1319211×2+469=891120×6+725=1445229×2+199=657254×2+176=684117×3+125=476116×8+993=192151×9+200=659203×3+239=84834×4+360=496118×2+671=90730×9+170=44016×4+579=643324-36×3=216700-20×6=580424-15×3=379631-36×5=451457-34×9=151959-95×2=769158-65×2=28405-22×6=273448-78×2=292871-48×6=583432-25×8=232905-49×8=513283-18×7=157791-187×2=417437-67×5=102615-250×2=115340-55×4=120594-137×4=46177-23×4=85355-41×8=27418-96×2=226495-93×3=216236-61×2=114855-15×5=780205-13×2=179903-259×3=126216-17×4=148337-62×4=89172-29×5=27485-51×9=26493-103×3=184239-24×5=119330-48×2=234439-30×3=349466-52×7=102755-11×2=733348-43×4=176715-128×4=203207-30×3=117938-368×2=202300-26×9=66391-48×4=199180-16×2=148638-187×3=77487-111×3=154405-12×2=381149-20×5=49691-70×8=131389-91×4=25685-131×3=292363-21×3=300718-114×3=376202-25×7=27736-104×2=528236-22×5=126994-78×9=2924