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304+73-324=440-(443-104)=238×2-326=518×2=27+858+924=222×2=424-103=571-464-65=373+172+294=438+(659-180)=365-32×2=77+93×7=768-27=846-402×2=386-207+281=917-52×6=963-17=509×4=977-(938-346)=417+20×9=948-704=433+72×6=935+879+299=209+(432-17)=87-(79-20)=187×4+805=419-190-11=451+(892-362)=186+430+126=59+700+135=605+828+693=277×(853-844)=506+185+484=457-422=694+521+29=835-207×3=184+403+411=956-501-205=801-(313-172)=745-26-688=812-(55+710)=258+170-128=815+450=372-120-177=216×4=45+827+166=542+833+585=109×(165-158)=80×(42-34)=373-116×2=349-12×3=233×(483-480)=660-(153+59)=792-53+938=444-128×3=926-640+189=55×(124-116)=339×3-524=144-44×2=545×7-87=79×4=623+779+845=123×3+450=340+74×2=196-11×7=904-(959-459)=814×9=313+131-289=281+612+25=186×3=760×7-921=761-223×2=205+61+245=981-327×3=487-(54+313)=117-89=2/5-1/5=26+(162-137)=882×7-868=269+418=247+(864-826)=855-341×2=131×(197-193)=25+563-189=833-166×4=397+(156-60)=384-(153+31)=350-293-47=375-324+307=62×(434-431)=784-(196-107)=298+198-468=211×3-14=747-20+336=488-101×2=515-(600-233)=628+736-729=180-102=332-10-270=437-205+246=650+405×2=878-31+918=479-(400+20)=93×4-281=757-507=983+(538-407)=2/8+5/8=236×3=610+455=203×2=473-259=357-(243-187)=647-257=481-116×2=411-(378-289)=101×(307-299)=22+317-283=734-552+396=228-(746-688)=407-33×6=487-(385+81)=886-(475+99)=826-(163+476)=833×3-986=907-288-341=170+56=316+179-48=759×5=338+914+223=175-(13+127)=967-(603-301)=139+(92-16)=328-34×2=307-52=657×9-986=28+362×2=2/7-1/7=634-(198-16)=493-187-63=317×8-315=912+(745-484)=397-(260-255)=522-11×2=42×8-19=233×4+387=359-117×2=143-20+120=253-165=707+(664-456)=524-133-295=907+77×6=185+223-78=338-25×8=395-333-20=303-191+224=474+(261-200)=51+440+488=330+292+372=738+281=488-364-99=880-280×2=371-144×2=258×3-723=32×2+68=631-(31+558)=477-(224-167)=446-269=245+580-140=98×6-263=339-18×7=759-750+461=106-96+392=204-107+87=35×(22-19)=449+593-985=227-54=933+109+467=612-(804-293)=47+81=98-(264-183)=984-628-124=285-90×3=146×3=554×4-463=586-130+310=546+(508-306)=100×(420-415)=456-22-126=740+849-729=696-293-329=79×7+71=836-569+416=369+112-216=84×9+729=321-(345-291)=64×7-225=887-(492+57)=782×2=456×8-449=198+217-187=104×3+824=69+351=347-(134+124)=219×3+997=94+(357-190)=405+281=351-17+447=218+191=278-101+212=371+380+129=338+(392-156)=907-(647-124)=223+553+133=111+(449-22)=300-11×3=155+525=954-(92-18)=499+760-794=432-(53+242)=207×3+125=424-12×4=841-104×2=187+68+309=874+(914-633)=948-(360+405)=456-65×5=309+160×4=55×(355-351)=987-38×2=367×3=495+111-349=696+(538-58)=139+354+275=697+427+54=753-(105+182)=425-160+138=737-93-489=418×3-867=866+(692-580)=346-11=161×5-623=1/6+3/6=356-(112+194)=246+904+50=177-14×5=445-(35+19)=409-308=597-333+218=908×5=888-(62+742)=722-(502-284)=625×8=497-(60+69)=106×(60-54)=510-186+120=859+474+719=76+15=848×(49-42)=189×2+134=850-(116+91)=173-16×5=825-(818-662)=260+139-146=73+304+331=1/5+2/5=377×(482-475)=644-(337+115)=137+279=164+(222-24)=332+160-19=862×5=746-106-56=465+219+471=216×(327-323)=639+(642-95)=250×2+485=19×9+47=477×8=262-(67+118)=755-18+138=263+55×5=20+43=149×(163-157)=661+204+75=969-454+32=298+59-185=450×2=251-91×2=924+919=233-20-22=67+43=698×9-330=310-(325-59)=666+440=5/10-1/10=645+(700-192)=617×9-379=918-(29+161)=476-202-127=121+64=431+(397-213)=396-(320+27)=313-29=410-155-47=343-(402-339)=717+334=660+239-359=57×(281-277)=164+110×7=295+408=475-420+29=344+(473-237)=208+20+670=104×3+219=760-36=461-(198+47)=439×6-116=913-(124+70)=199+(252-60)=461-100×4=205-(110-69)=727-377-122=449-56-202=111-101+313=76+299+466=334-79-21=174×(281-278)=712+98+673=250×9-144=183-(180-108)=979×(362-355)=607+135×7=305-(472-236)=766-707=306-152=950+861+471=103-94+120=74×9+592=691+463=2/3-1/3=112+(437-109)=881-133×2=506+(417-77)=669-303+742=1/9+4/9=267×3-55=182-65=862×6=41×7=934-(171-83)=331+920+882=937-71=11+(284-201)=351+55×7=530+115×8=209-45+85=853-179×4=213-62×3=91+138-108=654-(35+525)=130×3+606=110×5-45=875-(732-667)=650-311=980-(86+223)=396-357=761+18-535=25+485+473=49×3-76=369-152=391-(291+45)=345-(311-234)=4/9-2/9=217-65=701+844-885=375+(242-206)=491-18×3=388-60×3=277+142=747-96-547=3/8+2/8=491+(419-162)=729-654+357=23+32=234×(473-467)=678-48=639+300-885=277-(494-358)=224+477=481+826=291-110=113×5+392=322-(24+288)=818+325-213=839-606+331=470×(836-827)=317-36-249=467+468=465+255+674=617-128×4=284-191-71=575+840-851=486-179+36=89×5=449-38=436+(452-90)=273-(350-173)=41+353-165=853-13×8=402×2-240=312+580+55=76+80+532=63×3+380=580-347+473=362+70-382=82×(254-251)=220×2=176+249+202=154+82=72×(93-87)=615-126×2=190×3=211×7=4/7-1/7=409-176=355+147×3=361+(480-389)=122×5-520=2/4-1/4=435-238-15=214×7=100×2=141-108+441=396×2-83=298-154-106=157-117=310-(178+56)=858+631-386=3/9+6/9=430+95=500-138-168=32×(382-374)=93+24=575×(835-826)=389-124-70=823+529-783=447-26×3=140+(295-246)=858-29×5=945-404-485=411-372+101=998×7=85×7+630=51+114+622=50×(200-197)=476-(98-75)=175+93=329-280+142=312-247=109×(202-199)=880-759+24=514×9-461=384-71×4=304+579-402=308+610-73=235+(858-328)=3/5+2/5=489-(409-247)=353+28×6=743×6=455+492+701=265-158+211=52×(272-265)=765-45=314+158=816-(390+178)=84×7-35=702+249×2=224+218=718+909-703=246+150=30+(528-141)=116+234=250×(220-217)=309-(86+31)=49×(853-846)=167+(426-390)=791-218-317=992-(740+225)=75×(382-379)=977+219×2=597+893-835=146+(925-280)=880-(87+149)=61×(299-291)=325×(349-342)=5/8+2/8=22×7+316=71×(918-915)=209-(439-410)=737-59×5=400-(148+62)=572-(460-261)=539-394+974=678-(619-467)=493-(284+194)=163+(878-831)=529-279=747×6-351=699+242=163+181-62=297-(466-439)=548×9-209=759-(639-545)=247-(342-221)=243-24×8=192×2=927-247=168×3-497=968-285=535-257=398×2-653=204+183=756×(785-778)=236+256+337=395+437+99=236+148×3=125×7+48=346-(788-603)=144+154-148=336+25×3=142+161+353=156+439+934=955+39×5=378-(41+289)=107×3+126=411-378+24=690-524=17-(322-318)=93×5=842-514-211=157+64×4=472-21-24=422+73-208=198×4=27+(421-200)=286-(124-21)=41+25=849-(102+613)=550+666-667=974-327-456=252+234=788-240×2=5/8-2/8=129×(265-260)=722-696=900-(188-14)=275+(367-11)=474×8-95=623-(76+43)=558×4-915=131+352=202×3=196×4-629=411×2-313=126+228=192+124-101=441-235=262+(90-67)=492-353+229=224×3=887-319+867=787-34-95=21×(48-39)=817-472=363×(268-260)=36×2=440-(256-244)=938-679=631-(488+143)=523×2-641=430-33-19=927+(781-427)=662-(15+320)=471-233-170=383-(274-251)=3/7-2/7=365+73-257=571-308=305-27-136=337-295=455+404+87=781+567=254+351+154=32×7=682+479=946-29+470=62×5=502-(709-647)=715+(993-232)=376-19×4=920+96-846=4/7-2/7=496×2-578=27+880-196=580-187-147=398-55+124=721+697+810=229-221+417=182×3+701=326-290+193=98+(459-454)=937×7=452×7-134=59×3+240=366-341=348-22-108=821×9-169=915-751+476=260-243=466-(599-314)=468-385=79+383-129=94+346=33×6=180×8=572-188-352=294-(93+123)=761-300+407=363-(101+122)=797+102-59=6/10+4/10=215-100+180=924-(181+11)=312-206=298-(31+25)=900×(731-726)=245-30-131=24+458-384=30×(330-325)=528-(722-610)=485×8-757=58×(299-292)=127+47+571=960+194×4=423-290=921×(144-138)=284-113-73=652+463=191+278-13=845-169×3=544+(109-71)=334×2-234=5/9-3/9=146×4-463=485-(298-196)=265×2+153=412-(424-412)=965×(904-899)=314+178=911+(837-547)=482-(481-33)=567+338-370=215+132-264=360-(88+198)=594-251-78=455-268+303=150+35=125+145+690=51+862-37=137×7=11×6+352=195+(747-236)=481-193-282=716×7-25=661×9=588+(818-311)=112+(990-263)=257-30×4=732-111×3=92×8=758-322=625-(470+148)=112+(208-21)=183+89×4=363×2-326=802-467-12=702-226+751=3/7+2/7=569+802-908=145+(102-28)=966-204×4=732+935=698+(927-235)=396+368+159=354-44-303=83-62+49=268+142-269=321-(101+201)=368-106×2=191+274=144×3=309-69-232=876-(223+289)=527-144-132=933-478-447=306-102-55=108+225=956-64×8=438×7=637×(894-891)=250+59-244=325-50×5=143×(218-214)=669-122-471=649+(931-519)=967×3=908-26+164=47×(175-166)=307-141=118×(507-498)=407-(129+269)=580+925-486=745-398=294×2=231+675+928=793-737+204=690-(388-125)=370-17×7=140+204-304=116×7-677=379-(222-155)=951-203-272=318×2-237=290×2=318×9-257=561×(742-734)=3/7+4/7=23+443-159=211×3=3/7-1/7=685-298=107×8+68=191×2+495=317-55=546×8=34+385-143=52+190=205-155+406=199-(280-274)=57+(350-118)=80×5=641+20+261=274×3=67×9+86=300+142=695×2-462=324-182-45=504+486=190+(274-141)=799×(764-759)=325+(500-324)=528-212+940=208+109×2=522×9=67+387=491+11×2=894+897=418-(396-305)=249-113+199=140+156=966-422×2=884-805+803=900-162-558=225×(102-98)=51+(493-12)=6/9+3/9=435×8=310+69=68×(125-121)=198-(110+72)=218-183+421=857+(342-335)=448-81×3=400-111=496-(143+57)=220+169=49×7-95=947-163+692=197×6=374-182=359-348=296-(495-418)=369-153×2=793+46×3=319+425+448=133×(405-398)=328×(394-390)=567-(442+70)=10×9=235×2=721-553+104=181+304=260-(230+22)=81×2=52×(229-224)=236+431=93+67-150=94+454=117×7=766+133+602=16×(67-62)=931+740+529=173×(66-61)=406-66=104+368-15=167-(434-425)=152×4-396=507-168-99=747-(590-97)=816+692=979+140×4=694+836+377=318+158-176=616-(126+390)=630-(69+169)=281+75×3=348-(355-146)=415+123+137=147×6-629=573×(983-979)=438×2-129=186-124-37=661-47×3=360×2-163=451+355-804=206+591+586=340×2=436-36-300=609-388-67=148×(194-185)=22×8+427=559+41×8=199×(289-281)=949+(366-37)=191-(32+94)=85+313+582=477-136+32=101×7-582=193+(478-218)=587+932+600=660×5-533=873-(227+464)=134+(451-271)=494-(75+365)=466×3-702=546-(353-114)=245×4-868=375-133=775×4=392+262×2=479-380=252×3+965=593×(85-82)=參考答案304+73-324=53440-(443-104)=101238×2-326=150518×2=103627+858+924=1809222×2=444424-103=321571-464-65=42373+172+294=839438+(659-180)=917365-32×2=30177+93×7=728768-27=741846-402×2=42386-207+281=460917-52×6=605963-17=946509×4=2036977-(938-346)=385417+20×9=597948-704=244433+72×6=865935+879+299=2113209+(432-17)=62487-(79-20)=28187×4+805=1553419-190-11=218451+(892-362)=981186+430+126=74259+700+135=894605+828+693=2126277×(853-844)=2493506+185+484=1175457-422=35694+521+29=1244835-207×3=214184+403+411=998956-501-205=250801-(313-172)=660745-26-688=31812-(55+710)=47258+170-128=300815+450=1265372-120-177=75216×4=86445+827+166=1038542+833+585=1960109×(165-158)=76380×(42-34)=640373-116×2=141349-12×3=313233×(483-480)=699660-(153+59)=448792-53+938=1677444-128×3=60926-640+189=47555×(124-116)=440339×3-524=493144-44×2=56545×7-87=372879×4=316623+779+845=2247123×3+450=819340+74×2=488196-11×7=119904-(959-459)=404814×9=7326313+131-289=155281+612+25=918186×3=558760×7-921=4399761-223×2=315205+61+245=511981-327×3=0487-(54+313)=120117-89=282/5-1/5=1/526+(162-137)=51882×7-868=5306269+418=687247+(864-826)=285855-341×2=173131×(197-193)=52425+563-189=399833-166×4=169397+(156-60)=493384-(153+31)=200350-293-47=10375-324+307=35862×(434-431)=186784-(196-107)=695298+198-468=28211×3-14=619747-20+336=1063488-101×2=286515-(600-233)=148628+736-729=635180-102=78332-10-270=52437-205+246=478650+405×2=1460878-31+918=1765479-(400+20)=5993×4-281=91757-507=250983+(538-407)=11142/8+5/8=7/8236×3=708610+455=1065203×2=406473-259=214357-(243-187)=301647-257=390481-116×2=249411-(378-289)=322101×(307-299)=80822+317-283=56734-552+396=578228-(746-688)=170407-33×6=209487-(385+81)=21886-(475+99)=312826-(163+476)=187833×3-986=1513907-288-341=278170+56=226316+179-48=447759×5=3795338+914+223=1475175-(13+127)=35967-(603-301)=665139+(92-16)=215328-34×2=260307-52=255657×9-986=492728+362×2=7522/7-1/7=1/7634-(198-16)=452493-187-63=243317×8-315=2221912+(745-484)=1173397-(260-255)=392522-11×2=50042×8-19=317233×4+387=1319359-117×2=125143-20+120=243253-165=88707+(664-456)=915524-133-295=96907+77×6=1369185+223-78=330338-25×8=138395-333-20=42303-191+224=336474+(261-200)=53551+440+488=979330+292+372=994738+281=1019488-364-99=25880-280×2=320371-144×2=83258×3-723=5132×2+68=132631-(31+558)=42477-(224-167)=420446-269=177245+580-140=68598×6-263=325339-18×7=213759-750+461=470106-96+392=402204-107+87=18435×(22-19)=105449+593-985=57227-54=173933+109+467=1509612-(804-293)=10147+81=12898-(264-183)=17984-628-124=232285-90×3=15146×3=438554×4-463=1753586-130+310=766546+(508-306)=748100×(420-415)=500456-22-126=308740+849-729=860696-293-329=7479×7+71=624836-569+416=683369+112-216=26584×9+729=1485321-(345-291)=26764×7-225=223887-(492+57)=338782×2=1564456×8-449=3199198+217-187=228104×3+824=113669+351=420347-(134+124)=89219×3+997=165494+(357-190)=261405+281=686351-17+447=781218+191=409278-101+212=389371+380+129=880338+(392-156)=574907-(647-124)=384223+553+133=909111+(449-22)=538300-11×3=267155+525=680954-(92-18)=880499+760-794=465432-(53+242)=137207×3+125=746424-12×4=376841-104×2=633187+68+309=564874+(914-633)=1155948-(360+405)=183456-65×5=131309+160×4=94955×(355-351)=220987-38×2=911367×3=1101495+111-349=257696+(538-58)=1176139+354+275=768697+427+54=1178753-(105+182)=466425-160+138=403737-93-489=155418×3-867=387866+(692-580)=978346-11=335161×5-623=1821/6+3/6=4/6356-(112+194)=50246+904+50=1200177-14×5=107445-(35+19)=391409-308=101597-333+218=482908×5=4540888-(62+742)=84722-(502-284)=504625×8=5000497-(60+69)=368106×(60-54)=636510-186+120=444859+474+719=205276+15=91848×(49-42)=5936189×2+134=512850-(116+91)=643173-16×5=93825-(818-662)=669260+139-146=25373+304+331=7081/5+2/5=3/5377×(482-475)=2639644-(337+115)=192137+279=416164+(222-24)=362332+160-19=473862×5=4310746-106-56=584465+219+471=1155216×(327-323)=864639+(642-95)=1186250×2+485=98519×9+47=218477×8=3816262-(67+118)=77755-18+138=875263+55×5=53820+43=63149×(163-157)=894661+204+75=940969-454+32=547298+59-185=172450×2=900251-91×2=69924+919=1843233-20-22=19167+43=110698×9-330=5952310-(325-59)=44666+440=11065/10-1/10=4/10645+(700-192)=1153617×9-379=5174918-(29+161)=728476-202-127=147121+64=185431+(397-213)=615396-(320+27)=49313-29=284410-155-47=208343-(402-339)=280717+334=1051660+239-359=54057×(281-277)=228164+110×7=934295+408=703475-420+29=84344+(473-237)=580208+20+670=898104×3+219=531760-36=724461-(198+47)=216439×6-116=2518913-(124+70)=719199+(252-60)=391461-100×4=61205-(110-69)=164727-377-122=228449-56-202=191111-101+313=32376+299+466=841334-79-21=234174×(281-278)=522712+98+673=1483250×9-144=2106183-(180-108)=111979×(362-355)=6853607+135×7=1552305-(472-236)=69766-707=59306-152=154950+861+471=2282103-94+120=12974×9+592=1258691+463=11542/3-1/3=1/3112+(437-109)=440881-133×2=615506+(417-77)=846669-303+742=11081/9+4/9=5/9267×3-55=746182-65=117862×6=517241×7=287934-(171-83)=846331+920+882=2133937-71=86611+(284-201)=94351+55×7=736530+115×8=1450209-45+85=249853-179×4=137213-62×3=2791+138-108=121654-(35+525)=94130×3+606=996110×5-45=505875-(732-667)=810650-311=339980-(86+223)=671396-357=39761+18-535=24425+485+473=98349×3-76=71369-152=217391-(291+45)=55345-(311-234)=2684/9-2/9=2/9217-65=152701+844-885=660375+(242-206)=411491-18×3=437388-60×3=208277+142=419747-96-547=1043/8+2/8=5/8491+(419-162)=748729-654+357=43223+32=55234×(473-467)=1404678-48=630639+300-885=54277-(494-358)=141224+477=701481+826=1307291-110=181113×5+392=957322-(24+288)=10818+325-213=930839-606+331=564470×(836-827)=4230317-36-249=32467+468=935465+255+674=1394617-128×4=105284-191-71=22575+840-851=564486-179+36=34389×5=445449-38=411436+(452-90)=798273-(350-173)=9641+353-165=229853-13×8=749402×2-240=564312+580+55=94776+80+532=68863×3+380=569580-347+473=706362+70-382=5082×(254-251)=246220×2=440176+249+202=627154+82=23672×(93-87)=432615-126×2=363190×3=570211×7=14774/7-1/7=3/7409-176=233355+147×3=796361+(480-389)=452122×5-520=902/4-1/4=1/4435-238-15=182214×7=1498100×2=200141-108+441=474396×2-83=709298-154-106=38157-117=40310-(178+56)=76858+631-386=11033/9+6/9=1430+95=525500-138-168=19432×(382-374)=25693+24=117575×(835-826)=5175389-124-70=195823+529-783=569447-26×3=369140+(295-246)=189858-29×5=713945-404-485=56411-372+101=140998×7=698685×7+630=122551+114+622=78750×(200-197)=150476-(98-75)=453175+93=268329-280+142=191312-247=65109×(202-199)=327880-759+24=145514×9-461=4165384-71×4=100304+579-402=481308+610-73=845235+(858-328)=7653/5+2/5=1489-(409-247)=327353+28×6=521743×6=4458455+492+701=1648265-158+211=31852×(272-265)=364765-45=720314+158=472816-(390+178)=24884×7-35=553702+249×2=1200224+218=442718+909-703=924246+150=39630+(528-141)=417116+234=350250×(220-217)=750309-(86+31)=19249×(853-846)=343167+(426-390)=203791-218-317=256992-(740+225)=2775×(382-379)=225977+219×2=1415597+893-835=655146+(925-280)=791880-(87+149)=64461×(299-291)=488325×(349-342)=22755/8+2/8=7/822×7+316=47071×(918-915)=213209-(439-410)=180737-59×5=442400-(148+62)=190572-(460-261)=373539-394+974=1119678-(619-467)=526493-(284+194)=15163+(878-831)=210529-279=250747×6-351=4131699+242=941163+181-62=282297-(466-439)=270548×9-209=4723759-(639-545)=665247-(342-221)=126243-24×8=51192×2=384927-247=680168×3-497=7968-285=683535-257=278398×2-653=143204+183=387756×(785-778)=5292236+256+337=829395+437+99=931236+148×3=680125×7+48=923346-(788-603)=161144+154-148=150336+25×3=411142+161+353=656156+439+934=1529955+39×5=1150378-(41+289)=48107×3+126=447411-378+24=57690-524=16617-(322-318)=1393×5=465842-514-211=117157+64×4=413472-21-24=427422+73-208=287198×4=79227+(421-200)=248286-(124-21)=18341+25=66849-(102+613)=134550+666-667=549974-327-456=191252+234=486788-240×2=3085/8-2/8=3/8129×(265-260)=645722-696=26900-(188-14)=726275+(367-11)=631474×8-95=3697623-(76+43)=504558×4-915=1317131+352=483202×3=606196×4-629=155411×2-313=509126+228=354192+124-101=215441-235=206262+(90-67)=285492-353+229=368224×3=672887-319+867=1435787-34-95=65821×(48-39)=189817-472=345363×(268-260)=290436×2=72440-(256-244)=428938-679=259631-(488+143)=0523×2-641=405430-33-19=378927+(781-427)=1281662-(15+320)=327471-233-170=68383-(274-251)=3603/7-2/7=1/7365+73-257=181571-308=263305-27-136=142337-295=42455+404+87=946781+567=1348254+351+154=75932×7=224682+479=1161946-29+470=138762×5=310502-(709-647)=440715+(993-232)=1476376-19×4=300920+96-846=1704/7-2/7=2/7496×2-578=41427+880-196=711580-187-147=246398-55+124=467721+697+810=2228229-221+417=425182×3+701=1247326-290+193=22998+(459-454)=103937×7=6559452×7-134=303059×3+240=417366-341=25348-22-108=218821×9-169=7220915-751+476=640260-243=17466-(599-314)=181468-385=8379+383-129=33394+346=44033×6=198180×8=1440572-188-352=32294-(93+123)=78761-300+407=868363-(101+122)=140797+102-59=8406/10+4/10=1215-100+180=295924-(181+11)=732312-206=106298-(31+25)=242900×(731-726)=4500245-30-131=8424+458-384=9830×(330-325)=150528-(722-610)=416485×8-757=312358×(299-292)=406127+47+571=745960+194×4=1736423-290=133921×(144-138)=5526284-113-73=98652+463=1115191+278-13=456845-169×3=338544+(109-71)=582334×2-234=4345/9-3/9=2/9146×4-463=121485-(298-196)=383265×2+153=683412-(424-412)=400965×(904-899)=4825314+178=492911+(837-547)=1201482-(481-33)=34567+338-370=535215+132-264=83360-(88+198)=74594-251-78=265455-268+303=490150+35=185125+145+690=96051+862-37=876137×7=95911×6+352=418195+(747-236)=706481-193-282=6716×7-25=4987661×9=5949588+(818-311)=1095112+(990-263)=839257-30×4=137732-111×3=39992×8=736758-322=436625-(470+148)=7112+(208-21)=299183+89×4=539363×2-326=400802-467-12=323702-226+751=12273/7+2/7=5/7569+802-908=463145+(102-28)=219966-204×4=150732+935=1667698+(927-235)=1390396+368+159=923354-44-303=783-62+49=70268+142-269=141321-(101+201)=19368-106×2=156191+274=465144×3=432309-69-232=8876-(223+289)=364527-144-132=251933-478-447=8306-102-55=149108+225=333956-64×8=44443