三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦275+377-366=810-15+222=782+269-690=982-183×4=210×2+106=128+345-147=311+(90-11)=185×3=59×3-95=255-76-99=833+435-785=411-62×2=979-(108+305)=175-143+318=373-349=614+657-743=213×2-318=51+301=155×(274-268)=303-(133+119)=495-(339-130)=569-(328-66)=232×4-105=223-130=874+362=433+55×8=515-145=4/6-2/6=215×3-120=829-10+613=739-99-521=31+(502-278)=889×3=761-103×6=56×5-270=806+344=409+580+864=560-322-229=557-348=342-132=232×(468-465)=24+(464-229)=260+45=92+46=43×(217-211)=464+(227-132)=915-(319-119)=425+741+743=533-11-228=303-(188+85)=213×2+393=87×(186-183)=455×5-177=904-(603+172)=14+121-52=946-852-33=338-313+108=4/10+3/10=246+624+42=678-(566-499)=85×8=172-113+18=466+246+994=5/7-1/7=575+746-99=972-(300-87)=847-(575+121)=600-(204+82)=500-(293+136)=150-(757-650)=136×7-827=186×3=90×3+390=565×6=357×6=2/6-1/6=82×(163-159)=938-138×3=30+122-35=203-107=313-172+853=264-26×7=190×4-440=463-192+150=68+80×4=483×5=682-326=175+121-106=201×2+541=362+122×5=439-120-39=3/4-1/4=462-266=405-160×2=279×(282-279)=117+(326-45)=361×4-234=311+(495-332)=680+106×2=510-(383+53)=302+196-254=101×(73-64)=766-12×9=610×7=364-(103-16)=190+216=350-(55+83)=853-(872-271)=593-279+90=28+303×2=416-144-170=429+(388-378)=740-79×3=945-34×4=76+333-29=72+124+732=719-89×6=374+373=191×(211-206)=189+219-368=453×6-234=424+(681-379)=786-303-337=259+(299-13)=418+21×8=98×7-271=62-51+153=404-198-88=312-(487-318)=34×3=145+335=279×2=462-(309-234)=597+85+70=344×2=122+175=924-(988-800)=936-(581+77)=191+149+643=85×3+625=975+(615-206)=780-587-74=498+(772-97)=569-58-351=258+161=929-506=494+105+398=343-(954-671)=141+990-314=45×6=228×2=29+(286-205)=270-85-105=306-114×2=784-(217+406)=633-236=479-32-291=383-95-224=641×7-717=89×7-423=51×3+832=243-209=432-(106+106)=100+204=958+134-113=240+100+583=469-90×4=177×3-530=648+894-66=404-(263-29)=632+797=890-393-43=530×(796-788)=339+(279-86)=62×(291-285)=167-(33+34)=800+684=490×2=286+227+210=280+100+190=920+472×2=271-(204-139)=113×(998-989)=95+235+635=289×2=477+(102-12)=372×5-288=147×(66-60)=904+47+32=642×5=5/8+2/8=967-635=394-347+165=102×6+226=456-(19+382)=211+174-31=798-(182+207)=263+95×5=41+38=55+(486-23)=585+213-305=863-481-216=323+154-27=479-(191-138)=234×(911-908)=273-65+123=365+62=400-51×5=55×7=56×(161-153)=418×2-799=143-102+313=2/7-1/7=354×2+389=297+71×5=220-52-46=940+70-643=357+283×2=303-61-232=260+45×2=970-(259+703)=291×3=280-(111+36)=96+394+287=408-102×4=278-185=132×4+29=295+(277-135)=114-52+430=693-205×2=358+124=303+514=355-(71+116)=269×(702-697)=438-79×4=609-(471-270)=290-149+70=316×4-371=515+437-509=189×5+238=5/8-2/8=4/6-1/6=376+446×2=206+291=33+193×4=426-136=224×2+272=179+466+105=126+267=842-95×6=926-47×8=3/5+2/5=420×(518-514)=85×8+722=967+28+566=749×9=364-275-88=806-601+778=3/7-1/7=925-42+863=692-501=1/5+3/5=283+199=314×3=382-14×9=781×(886-880)=320-(150+133)=153+195×4=130+(929-313)=488-149×2=688+803=415×(882-875)=183+954-594=503+(935-772)=307-152=312+170=105+116=545-(884-770)=748-621=442×2+159=374-341+136=423-(500-308)=625+(957-380)=534-(605-542)=847×(120-117)=795-779+332=819-530+719=930-(404+335)=364-35-259=380+577+240=477-130-341=86×6=421-55-161=169-33×3=35+268+292=942-(604-158)=59×9=993-170=365-242=478-(733-586)=28×(283-274)=119+(133-65)=145×(918-910)=787+110×9=98×8+955=398-326=384-39+64=787-413=59×7-341=86+516+222=370-66×2=419-77×2=87×(446-443)=49×5=320-143=247+(221-64)=497+75×3=467-81-12=167+305+479=739-(847-484)=190+129-159=562+386-662=272×2+119=478-101-309=227×3+214=990-192=770×(42-39)=384×2+693=73×3+265=89+474+650=205+104-94=93+333-416=255-201=458+71×4=221×(44-36)=903-(180+261)=379×2-138=62+(927-358)=833×(371-367)=118×5=238-(483-436)=976-18-838=372-(319-196)=763-(10+420)=111+346-420=781+(954-153)=105×6-301=292-291+432=676-247-260=98-12+215=361-54×6=369-(699-625)=750+801=251+40+466=214+773=884+465+280=195-64-16=72×5-142=19×(161-155)=657+(709-696)=346-(318-46)=978+(985-299)=971-822-87=961-217-689=200×3-113=432-56×2=958-(750-365)=256×2+69=157-(26+95)=389-280=707-89×2=195+51=607+956-520=884×8=481-126+672=487+552-636=240×(899-890)=387-158+622=711+551+934=446-379+108=355-(309-108)=208+(506-278)=248-27×5=48×5+136=757-653=199×(307-304)=227+198=376×(800-793)=200-162=345-21×5=990-776=290+41-157=676+520-126=381+(561-258)=261+156-319=805-(460-430)=327×8-196=480-(429-352)=174+724-194=53+12×5=924-178=215+(332-29)=665×6-155=775+102+265=730-(428+115)=53+10×9=117×6=273-66×3=146+628+159=2/7+4/7=166+(325-240)=321+(532-299)=32×9=81×(126-117)=145×4+941=308-(196-108)=51+164=75+52=869-(163+503)=825-289+435=72×(200-191)=912-266×2=41+175=848-760=490-20×6=826-54-736=326-(312-278)=460×2+440=273+222-34=505+165=146-70=6/8+2/8=349-192-43=361+(326-206)=907-233×2=298+96=125+10-45=359-(170-42)=32×(184-179)=877+379+495=51+698+84=436-186-24=2/4-1/4=918-(77+174)=808-383-299=486-398=615+96×6=101×6=907+83×9=815×4-958=261-(264-53)=493+(469-277)=483-84×5=763×2=103+(264-226)=336+(871-262)=194×(397-392)=381-257=292+339+251=702+209=124×3-303=448-(37+68)=38-33+207=996×5=412-87=845-620=505+176=149+82=478-(679-298)=973+980-653=380+(349-229)=583×(103-99)=898×(808-802)=981×5=747-(73+664)=298-282+208=373-257+169=731-148-548=104×(260-254)=79×2=86+187=461-406-53=316-114=284+157=501+116-569=500-300-100=126×(282-275)=359+(380-376)=209-26×4=2/9-1/9=40+(472-70)=86-(110-90)=458-(64+145)=477-334=161×7-570=366-43=320-103+78=12+446-314=932-112×4=364+31+324=4/8+3/8=492-432+279=857-136×4=232+(379-49)=412+(473-378)=836+(987-706)=620+690+24=282×8=492×(727-722)=57+(357-18)=158×3-161=828+922-944=22×7-12=594-153+31=594-122×4=511-(14+126)=145×(203-198)=403×3=396-222=938-522-67=984-216-233=651+615=163-163+417=354-350+60=485-(205+82)=864-169×5=788-157+794=473+(557-220)=835×8-157=314-(693-461)=882-(507+291)=55+307=3/6+2/6=350+118+457=136-37+369=362×2=367-(78+69)=403+(302-127)=156-40=884-299=237+22-141=343×3=503+906+72=145+262-93=21+527+104=371×(706-697)=300+65×9=218-171+151=136×(17-10)=152-88=274-57=197-12×2=332-21=819-(28+411)=385×8=191-76+103=387-66×5=381+554-690=337-(38+174)=258+(135-53)=327×3-491=411-345=209+46=342-(493-338)=526+644=670-500+293=492-431=78×9-409=399+180+810=607-248+702=233×8-315=315×(162-157)=396+79=401-(230+32)=304-(211+46)=243-223+631=96+380=225+60=490-61×7=811-(675+24)=255×2-220=372-(181+127)=910-496-289=337-129-64=66×3=107+(583-93)=173+252=978-362+863=519×5-674=702-65-164=207×3=201×6-972=70×2+470=369-(140+164)=643×(909-902)=887-(378+405)=564+(256-151)=438-(238+113)=443-368+349=42-13×2=378-(247+55)=1/4+2/4=94-(271-208)=180+275-29=102+66-102=739+199+298=179+(466-215)=223-170+328=263×4=318-51+543=269×3=123×8-360=354+47+253=301×(424-420)=23×8=345-52×6=228-69-80=390-344+346=428-(113+259)=384-180×2=223-(54+14)=985+80×5=229×9-799=490-(459-449)=108×2+291=409-(218-121)=686-128×5=3/7+2/7=834-(149+108)=461-185+753=828-(647-114)=991×(243-234)=303+94+575=429-(278-129)=908-410-48=418-(758-357)=147+(404-18)=86+132+284=722+29+128=225-19×3=27+153-75=424+201=50×(243-234)=249×2+111=577-71+251=171+533=135+86-163=414-177-67=560-182=86-11×7=937-56×7=268×2-317=957-(571-478)=883-171=42×8-31=156+45-71=356-129-91=22+435-29=153×6-43=199+244+97=175×2=14+42=382×2-286=371-172=364+277+125=169+360+757=371-45-136=910-167-664=30×3+229=854-585=427+(327-220)=475-266=494-29×3=917-29=283×2=116-(273-263)=168-14×2=79×(222-214)=517-(759-368)=328+526-536=49×6=498-(296+113)=27×(116-107)=576×7-719=640×5-104=482-396+153=454+184-314=912+379+164=554×9-74=673+27+87=124×7-312=830+40×2=782+351×2=331+12×5=330×2=909+308+889=689-(517-399)=297-37-108=419-80+143=389×8-681=516-76×5=902×7=166+(495-87)=487-(199-102)=62×4+121=367-56×2=280-(125-48)=169×8=244×6=557×(348-343)=514+(694-155)=394×5-142=947×7=856-(316+482)=852-787=858×(770-763)=400-(202+37)=420+180×4=893-696-102=227+128=204-(761-559)=73×(89-81)=400-(283+104)=737-(477-317)=205+35×5=349-244+259=348+91=90×(28-19)=923-454-45=251+(803-10)=776-(329+317)=960×3=6/9-1/9=4/8-3/8=118+(441-253)=822-36+265=39×(193-188)=414-(193-185)=5/8+3/8=641+78×2=133×2=307+112+517=318-141=42+320-226=303+103-17=860+563-348=50+358-204=422-288+244=175-11×8=115×5=636+112+173=229+424+192=166×3-229=224-128-69=286+117+79=471-(275+13)=398+561=183×4=414-(471-129)=3/8+4/8=156-(313-233)=275+70=205×2=497-(294+162)=232+352×2=546+143+188=244+631+325=535-182-158=795-557-95=24+62=960-88×9=163+951+366=49×8=184-14×4=130+165-18=581-319-120=474-(256+66)=960+560-265=728+436-977=767-156×4=546-52=396×(74-70)=148+218=351-(14+157)=547-34×5=865+203=996-22=200×3+349=182-(25+115)=383-247-111=272×6-198=492-354=330-(342-328)=924+(311-16)=484-444+369=14×6=41×(335-332)=630+832-82=164×5-40=721-525-117=483-330+16=858-360+328=175+192-271=535×(23-14)=489-75=597+60+418=447×8=255+(292-63)=451-285+181=957×(556-547)=721+509=765-(761-145)=310+703-12=96+114+762=102+13+981=877-(598+195)=45×(340-335)=837+(575-453)=101×(226-222)=557×6=515×6-434=417×6-52=35+115=447-54-155=802-215+299=112×4-396=122×(73-68)=440-(25+341)=748-(743-581)=457+(465-440)=577×7-945=393×2+840=990+930=274-(261-250)=426×3-122=484+(156-119)=326+394=761-564+170=478-460=427+(500-293)=111×5-211=101+54=914-799-21=967+31-263=415-20×9=307+633+95=13+111+247=258×2=802-739+989=149×2+358=418-(140+247)=406-(135+209)=567-285=916-(754-692)=140×6-550=848-270×2=413-20-340=435×5-67=618+(933-321)=300+393+995=591+232+864=194-71×2=867×2-118=374-305-56=參考答案275+377-366=286810-15+222=1017782+269-690=361982-183×4=250210×2+106=526128+345-147=326311+(90-11)=390185×3=55559×3-95=82255-76-99=80833+435-785=483411-62×2=287979-(108+305)=566175-143+318=350373-349=24614+657-743=528213×2-318=10851+301=352155×(274-268)=930303-(133+119)=51495-(339-130)=286569-(328-66)=307232×4-105=823223-130=93874+362=1236433+55×8=873515-145=3704/6-2/6=2/6215×3-120=525829-10+613=1432739-99-521=11931+(502-278)=255889×3=2667761-103×6=14356×5-270=10806+344=1150409+580+864=1853560-322-229=9557-348=209342-132=210232×(468-465)=69624+(464-229)=259260+45=30592+46=13843×(217-211)=258464+(227-132)=559915-(319-119)=715425+741+743=1909533-11-228=294303-(188+85)=30213×2+393=81987×(186-183)=261455×5-177=2098904-(603+172)=12914+121-52=83946-852-33=61338-313+108=1334/10+3/10=7/10246+624+42=912678-(566-499)=61185×8=680172-113+18=77466+246+994=17065/7-1/7=4/7575+746-99=1222972-(300-87)=759847-(575+121)=151600-(204+82)=314500-(293+136)=71150-(757-650)=43136×7-827=125186×3=55890×3+390=660565×6=3390357×6=21422/6-1/6=1/682×(163-159)=328938-138×3=52430+122-35=117203-107=96313-172+853=994264-26×7=82190×4-440=320463-192+150=42168+80×4=388483×5=2415682-326=356175+121-106=190201×2+541=943362+122×5=972439-120-39=2803/4-1/4=2/4462-266=196405-160×2=85279×(282-279)=837117+(326-45)=398361×4-234=1210311+(495-332)=474680+106×2=892510-(383+53)=74302+196-254=244101×(73-64)=909766-12×9=658610×7=4270364-(103-16)=277190+216=406350-(55+83)=212853-(872-271)=252593-279+90=40428+303×2=634416-144-170=102429+(388-378)=439740-79×3=503945-34×4=80976+333-29=38072+124+732=928719-89×6=185374+373=747191×(211-206)=955189+219-368=40453×6-234=2484424+(681-379)=726786-303-337=146259+(299-13)=545418+21×8=58698×7-271=41562-51+153=164404-198-88=118312-(487-318)=14334×3=102145+335=480279×2=558462-(309-234)=387597+85+70=752344×2=688122+175=297924-(988-800)=736936-(581+77)=278191+149+643=98385×3+625=880975+(615-206)=1384780-587-74=119498+(772-97)=1173569-58-351=160258+161=419929-506=423494+105+398=997343-(954-671)=60141+990-314=81745×6=270228×2=45629+(286-205)=110270-85-105=80306-114×2=78784-(217+406)=161633-236=397479-32-291=156383-95-224=64641×7-717=377089×7-423=20051×3+832=985243-209=34432-(106+106)=220100+204=304958+134-113=979240+100+583=923469-90×4=109177×3-530=1648+894-66=1476404-(263-29)=170632+797=1429890-393-43=454530×(796-788)=4240339+(279-86)=53262×(291-285)=372167-(33+34)=100800+684=1484490×2=980286+227+210=723280+100+190=570920+472×2=1864271-(204-139)=206113×(998-989)=101795+235+635=965289×2=578477+(102-12)=567372×5-288=1572147×(66-60)=882904+47+32=983642×5=32105/8+2/8=7/8967-635=332394-347+165=212102×6+226=838456-(19+382)=55211+174-31=354798-(182+207)=409263+95×5=73841+38=7955+(486-23)=518585+213-305=493863-481-216=166323+154-27=450479-(191-138)=426234×(911-908)=702273-65+123=331365+62=427400-51×5=14555×7=38556×(161-153)=448418×2-799=37143-102+313=3542/7-1/7=1/7354×2+389=1097297+71×5=652220-52-46=122940+70-643=367357+283×2=923303-61-232=10260+45×2=350970-(259+703)=8291×3=873280-(111+36)=13396+394+287=777408-102×4=0278-185=93132×4+29=557295+(277-135)=437114-52+430=492693-205×2=283358+124=482303+514=817355-(71+116)=168269×(702-697)=1345438-79×4=122609-(471-270)=408290-149+70=211316×4-371=893515+437-509=443189×5+238=11835/8-2/8=3/84/6-1/6=3/6376+446×2=1268206+291=49733+193×4=805426-136=290224×2+272=720179+466+105=750126+267=393842-95×6=272926-47×8=5503/5+2/5=1420×(518-514)=168085×8+722=1402967+28+566=1561749×9=6741364-275-88=1806-601+778=9833/7-1/7=2/7925-42+863=1746692-501=1911/5+3/5=4/5283+199=482314×3=942382-14×9=256781×(886-880)=4686320-(150+133)=37153+195×4=933130+(929-313)=746488-149×2=190688+803=1491415×(882-875)=2905183+954-594=543503+(935-772)=666307-152=155312+170=482105+116=221545-(884-770)=431748-621=127442×2+159=1043374-341+136=169423-(500-308)=231625+(957-380)=1202534-(605-542)=471847×(120-117)=2541795-779+332=348819-530+719=1008930-(404+335)=191364-35-259=70380+577+240=1197477-130-341=686×6=516421-55-161=205169-33×3=7035+268+292=595942-(604-158)=49659×9=531993-170=823365-242=123478-(733-586)=33128×(283-274)=252119+(133-65)=187145×(918-910)=1160787+110×9=177798×8+955=1739398-326=72384-39+64=409787-413=37459×7-341=7286+516+222=824370-66×2=238419-77×2=26587×(446-443)=26149×5=245320-143=177247+(221-64)=404497+75×3=722467-81-12=374167+305+479=951739-(847-484)=376190+129-159=160562+386-662=286272×2+119=663478-101-309=68227×3+214=895990-192=798770×(42-39)=2310384×2+693=146173×3+265=48489+474+650=1213205+104-94=21593+333-416=10255-201=54458+71×4=742221×(44-36)=1768903-(180+261)=462379×2-138=62062+(927-358)=631833×(371-367)=3332118×5=590238-(483-436)=191976-18-838=120372-(319-196)=249763-(10+420)=333111+346-420=37781+(954-153)=1582105×6-301=329292-291+432=433676-247-260=16998-12+215=301361-54×6=37369-(699-625)=295750+801=1551251+40+466=757214+773=987884+465+280=1629195-64-16=11572×5-142=21819×(161-155)=114657+(709-696)=670346-(318-46)=74978+(985-299)=1664971-822-87=62961-217-689=55200×3-113=487432-56×2=320958-(750-365)=573256×2+69=581157-(26+95)=36389-280=109707-89×2=529195+51=246607+956-520=1043884×8=7072481-126+672=1027487+552-636=403240×(899-890)=2160387-158+622=851711+551+934=2196446-379+108=175355-(309-108)=154208+(506-278)=436248-27×5=11348×5+136=376757-653=104199×(307-304)=597227+198=425376×(800-793)=2632200-162=38345-21×5=240990-776=214290+41-157=174676+520-126=1070381+(561-258)=684261+156-319=98805-(460-430)=775327×8-196=2420480-(429-352)=403174+724-194=70453+12×5=113924-178=746215+(332-29)=518665×6-155=3835775+102+265=1142730-(428+115)=18753+10×9=143117×6=702273-66×3=75146+628+159=9332/7+4/7=6/7166+(325-240)=251321+(532-299)=55432×9=28881×(126-117)=729145×4+941=1521308-(196-108)=22051+164=21575+52=127869-(163+503)=203825-289+435=97172×(200-191)=648912-266×2=38041+175=216848-760=88490-20×6=370826-54-736=36326-(312-278)=292460×2+440=1360273+222-34=461505+165=670146-70=766/8+2/8=1349-192-43=114361+(326-206)=481907-233×2=441298+96=394125+10-45=90359-(170-42)=23132×(184-179)=160877+379+495=175151+698+84=833436-186-24=2262/4-1/4=1/4918-(77+174)=667808-383-299=126486-398=88615+96×6=1191101×6=606907+83×9=1654815×4-958=2302261-(264-53)=50493+(469-277)=685483-84×5=63763×2=1526103+(264-226)=141336+(871-262)=945194×(397-392)=970381-257=124292+339+251=882702+209=911124×3-303=69448-(37+68)=34338-33+207=212996×5=4980412-87=325845-620=225505+176=681149+82=231478-(679-298)=97973+980-653=1300380+(349-229)=500583×(103-99)=2332898×(808-802)=5388981×5=4905747-(73+664)=10298-282+208=224373-257+169=285731-148-548=35104×(260-254)=62479×2=15886+187=273461-406-53=2316-114=202284+157=441501+116-569=48500-300-100=100126×(282-275)=882359+(380-376)=363209-26×4=1052/9-1/9=1/940+(472-70)=44286-(110-90)=66458-(64+145)=249477-334=143161×7-570=557366-43=323320-103+78=29512+446-314=144932-112×4=484364+31+324=7194/8+3/8=7/8492-432+279=339857-136×4=313232+(379-49)=562412+(473-378)=507836+(987-706)=1117620+690+24=1334282×8=2256492×(727-722)=246057+(357-18)=396158×3-161=313828+922-944=80622×7-12=142594-153+31=472594-122×4=106511-(14+126)=371145×(203-198)=725403×3=1209396-222=174938-522-67=349984-216-233=535651+615=1266163-163+417=417354-350+60=64485-(205+82)=198864-169×5=19788-157+794=1425473+(557-220)=810835×8-157=6523314-(693-461)=82882-(507+291)=8455+307=3623/6+2/6=5/6350+118+457=925136-37+369=468362×2=724367-(78+69)=220403+(302-127)=578156-40=116884-299=585237+22-141=118343×3=1029503+906+72=1481145+262-93=31421+527+104=652371×(706-697)=3339300+65×9=885218-171+151=198136×(17-10)=952152-88=64274-57=217197-12×2=173332-21=311819-(28+411)=380385×8=3080191-76+103=218387-66×5=57381+554-690=245337-(38+174)=125258+(135-53)=340327×3-491=490411-345=66209+46=255342-(493-338)=187526+644=1170670-500+293=463492-431=6178×9-409=293399+180+810=1389607-248+702=1061233×8-315=1549315×(162-157)=1575396+79=475401-(230+32)=139304-(211+46)=47243-223+631=65196+380=476225+60=285490-61×7=63811-(675+24)=112255×2-220=290372-(181+127)=64910-496-289=125337-129-64=14466×3=198107+(583-93)=597173+252=425978-362+863=1479519×5-674=1921702-65-164=473207×3=621201×6-972=23470×2+470=610369-(140+164)=65643×(909-902)=4501887-(378+405)=104564+(256-151)=669438-(238+113)=87443-368+349=42442-13×2=16378-(247+55)=761/4+2/4=3/494-(271-208)=31180+275-29=426102+66-102=66739+199+298=1236179+(466-215)=430223-170+328=381263×4=1052318-51+543=810269×3=807123×8-360=624354+47+253=654301×(424-420)=120423×8=184345-52×6=33228-69-80=79390-344+346=392428-(113+259)=56384-180×2=24223-(54+14)=155985+80×5=1385229×9-799=1262490-(459-449)=480108×2+291=507409-(218-121)=312686-128×5=463/7+2/7=5/7834-(149+108)=577461-185+753=1029828-(647-114)=295991×(243-234)=8919303+94+575=972429-(278-129)=280908-410-48=450418-(758-357)=17147+(404-18)=53386+132+284=502722+29+128=879225-19×3=16827+153-75=105424+201=62550×(243-234)=450249×2+111=609577-71+251=757171+533=704135+86-163=58414-177-67=170560-182=37886-11×7=9937-56×7=545268×2-317=219957-(571-478)=864883-171=71242×8-31=305156+45-71=130356-129-91=13622+435-29=428153×6-43=875199+244+97=540175×2=35014+42=56382×2-286=478371-172=199364+277+125=766169+360+757=1286371-45-136=190910-167-664=7930×3+229=319854-585=269427+(327-220)=534475-266=209494-29×3=407917-29=888283×2=566116-(273-263)=106168-14×2=14079×(222-214)=632517-(759-368)=126328+526-536=31849×6=294498-(296+113)=8927×(116-107)=243576×7-719=3313640×5-104=3096482-396+153=239454+184-314=324912+379+164=1455554×9-74=4912673+27+87=787124×7-312=556830+40×2=910782+351×2=1484331+12×5=391330×2=660909+308+889=2106689-(517-399)=571297-37-108=152419-80+143=482389×8-681=2431516-76×5=136902×7=6314166+(495-87)=574487-(199-102)=39062×4+121=369367-56×2=255280-(125-48)=203169×8=1352244×6=1464557×(348-343)=2785514+(694-155)=1053394×5-142=