三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦308-(746-566)=497-57-365=392+(262-212)=230+(371-60)=297-(366-179)=50×(263-256)=846-38=981-(761+156)=968+834+812=191-91=78×2=274+405+95=849+470+501=400+120=611×6=230×2+44=382+(202-29)=307-30×8=429-233+231=105-73+162=151+117=309×2+692=867+797=86-(192-127)=885-174+187=588+366=207-46×2=457-183×2=70×5+55=543+443+531=147-97+895=375-110=366-28×7=253-(276-205)=359×9-885=144×2=269+169-308=356-105×2=533-272=869+(816-362)=190×(419-411)=451-(214+69)=445+157=381-363=837-(772+19)=483-22×2=487+98×8=995-33+620=81×6-425=171+141-230=270×3-20=939+393+518=69×7+637=276×2=162×4+104=665+225+487=25+229-199=960-626=279+191-263=93×(44-38)=237+(465-339)=601-592+996=728-350×2=178+69-65=837-(691-685)=467×8=476-65-405=304+(448-396)=539+219=781×8-897=119-(403-384)=498-(87+221)=337×2=698-439=441×2=87×(263-254)=791+491+801=138+(736-441)=155+148-188=879-(277+541)=961+310×3=4/7+2/7=195×6-531=375×2=10×(195-188)=152-144+417=654-(952-623)=373-(118+21)=491-276+105=637+110×5=684-308×2=393-352=792-32×8=900-(359+390)=458+(972-343)=490-78-147=368-43×6=992+553-662=211-52+211=97×7+123=60×7=819-594=993×9=857-(625+104)=841+633-280=31+723+848=388-198=159+85+440=411-(444-254)=293-87+220=3/6-2/6=437-218+205=205×(72-68)=320-175+283=190+(371-61)=103-84=283+927=752×7-392=8/9-1/9=159×(469-464)=160+65=6/8+2/8=37×(72-63)=443+217-152=293-(107-52)=721-383=284+42+21=905×(184-176)=740-165-237=28×7+208=892+905=984-(189+673)=504-415=697-(407+285)=256-62=443-366=63+202=923+(828-517)=836+775+870=803+(666-244)=455-34-310=176+314-37=305×(213-210)=884×9-584=273+75×4=657×9-116=260×9-580=2/5-1/5=961-386+456=535-(152+297)=212-207+215=428-(274+13)=388-20×6=190+49×4=255+763-446=404-(67+256)=179×4-566=299+(368-252)=162+(838-378)=789+130-366=703-621+613=318+426+536=355-(869-832)=868×(567-559)=44×5=909-35-160=70×(122-117)=473-239=723-105+846=408-(385-240)=650-(311+315)=198×5+396=2/6+3/6=374×2=897-(982-913)=714+671=109×3=405+205+26=353+124=308-(494-388)=146×2=405-42×5=794-(268+385)=36×(53-46)=279+156=273+(391-316)=94×(109-101)=27×(539-530)=795-(481+122)=789×(716-709)=440-(30+154)=39+448-132=243+206=450+(436-126)=385-(68+313)=441-54×3=208+(427-383)=230+64=75+284=661-(578-159)=181-(53+117)=473+25+51=747-(717-51)=152-30=453+37×6=400-108-114=174-(64-27)=816-508-225=746×6=866-582+71=555-263-237=25×(374-366)=18×3+155=385-(464-363)=594×3=447-109+871=497-(14+16)=228+147=60×2-44=81+252-26=52+228+387=86×7=421-206+247=239×3+22=522-233=972-(790-690)=790-(76+617)=876+137-840=33×6=42+327+304=573×9-67=315×2-166=652×5=45×4=819+(278-260)=281+68=242×3-526=358-120×2=378-213+160=966+843-819=120×3=763+848=74×6+838=281×(836-832)=1/4+2/4=147+187-261=258-69=359-347=158+205×3=96×2+425=456-204-62=489-(342+59)=685-90×4=199×9=462-84=954-173-435=241×(445-441)=356-38×9=126×2=334-179-137=310+155=125×(54-47)=564+519+538=140-(880-842)=403×2-695=430+375+164=3/7-1/7=199×(372-368)=628+271=3/5-1/5=358+(430-413)=78×(194-187)=369-162+37=123+80=493+(415-160)=504×9=428×(195-191)=356-225=347-(467-146)=494-(330+120)=625×(229-226)=980-939+976=195×4=172-(211-209)=248-12=436+440×2=245-(297-112)=540×5-947=318-266-18=229+279=190+(729-156)=190+81×7=932+566-45=230-(262-178)=309-299+188=740-91-183=40×2-25=19×3+24=752-432=658-(540-443)=582-(20+399)=153×5-388=774×(739-731)=677-57+249=477-133×3=803+135-349=419×2+823=358×(279-271)=220+75=253+151=460+64×6=850+(872-644)=895+685-917=431-79×3=72+(391-214)=39+343-249=351×2=157×4-289=324-131=214-(171+35)=720-87-304=470-(763-315)=225-(26+75)=118×8+590=778-33×3=869-(714+146)=116+376-470=464-311=249+146=159×4=304-47+116=442-18×9=75×4=929+97+512=112×4+487=143-(454-383)=836+750=408-(35+60)=486-(545-287)=468+524-948=490-485+425=132+461+235=141+(451-344)=387×4-61=363-315=346-(61+176)=124×6=275-(230-90)=744×4=935-442-156=309×8=897-799+164=188×5-738=90×(76-72)=83+51=191+140=372-(220+91)=707×8-601=174×2-199=870-145-550=485-318=978+733+966=112×(134-131)=309×2-49=2/8+6/8=431-250-171=225+170=416-367=199+188=838+26×3=75+169=908-83×7=532-(153-24)=307+118-341=18×2+422=14×5+536=531-(580-268)=3/4-1/4=202-17×7=2/3-1/3=131+317=925-692-214=120×4=857-582-206=128×6=152-45+353=917-176×2=955-144×6=398-(326-147)=709+(992-766)=141-97+117=316-(294-289)=300-297+428=322-152+284=586-339=239×4=256+110-231=182+146=7/9+2/9=912+911+268=107+93×9=766×6-418=462-67×4=631×6=494×4-367=337-(256-244)=49×4=573-(851-650)=45×5-120=625-(122+289)=63+16-73=891+143×3=256×(976-967)=118+259+75=424-378=291+58=423-114×2=338-(323-31)=790-461-254=425+626+652=697-(807-541)=912-537=880×(490-483)=570+(516-462)=967-686=915-(556+235)=894×(200-197)=449-90-217=324×2=138×2+320=500-200=73×8=652-159×2=513+141×3=3/6-1/6=620-10+741=197+365=120×(270-266)=186×(640-632)=906-445×2=62+149-138=919-771+712=264-(175+77)=353×(976-967)=771-(121+219)=879-27×6=30+211×2=200-63=490+(139-27)=143-39=792×6-901=91×7-43=215+(202-129)=141×5-125=93+133-206=378-(394-233)=363-18=169×3-161=945-536-282=758-583+37=191×(318-311)=440-438+392=940-53×8=640-508+748=86×8-74=891-504=59+32×8=219+58-230=483+52×3=757+34-333=182+(471-50)=302×3-596=781+697=454-(248+96)=485+(499-306)=413-125-249=737×(403-398)=74×8=435+98×3=21×(64-60)=459-117-39=772-73-512=291-212+138=482-(16+97)=612-53-28=288-67=345-(132-94)=132+219+64=864-(843-839)=4/8+3/8=885-545+247=510-(447-155)=690+770+587=574+828=802+712+704=414-(365-72)=777-433+42=4/6-1/6=603+69+318=47+354+198=42+277-200=131+608+44=299-44-207=456×(520-513)=385-42=775-63+86=712×(734-726)=897-155=843-(370+24)=136×9-805=958-566+556=321-20-70=483-(46+23)=381+70-325=728-147-552=312+32-140=846-(256-109)=227×9=165-(372-221)=765+758-378=195-153+405=955-240×2=562-(609-172)=395+372-615=232+117-315=652+(774-134)=311×(347-341)=398+353+159=78×7+296=196×2-374=340×2-599=91+633+188=394×9=424+975+540=296+635=274-(86+48)=305+210=611-60×6=676-134×3=918-695-37=958-(522+394)=68+(700-548)=763-(488-372)=965-636+359=468-(259+78)=389+198+219=484-18-456=995-191+91=776-41×4=999-180×3=377-24×3=205×(354-350)=296-(341-146)=853-270-481=273+(444-271)=31-(477-472)=318-(190+30)=624×6=366-(97+66)=179×3-412=600+123×6=453-348-51=498-63×5=546×(64-58)=75+105-161=13×(451-442)=869-696+315=88+(198-125)=968-124×3=305-146+21=892+23-855=58×(149-142)=327+(396-180)=734×7=277+(813-738)=487-(365-345)=211+284-142=375-98×3=503-109×4=147+(332-116)=211×(226-222)=133-16×7=484-75-406=407+14-242=203+49+149=174-111+349=605-593+427=457-29×8=819-(156+427)=170+523=570×(152-149)=16×8+83=2/8-1/8=647-(970-770)=49×(284-280)=598×9=747-499=970+345+493=985-202×4=823-522+308=192-180=598-552=4/8+2/8=239-49×4=111×5-32=364-(417-179)=65×9=415-55×6=495+314-322=397+639+272=595×7=875×3-592=199×5-618=455-245=179+(473-74)=35+676+237=73+341-115=226+201-382=711-64×5=383+90×5=995-(442-182)=66-(366-350)=212-150=492-151=965-(454-144)=275+56×6=208×3+159=101×(409-402)=438-(347+20)=461+(915-526)=911-564=901×(413-404)=18+55+721=154×(485-482)=992-(544+76)=286×3-78=300+156+514=2/5+3/5=922×4=425-283+300=539×7-764=567+990-914=958-120-462=486-57+39=984-(933-314)=298×(846-839)=146×5-716=64×7=97+(48-19)=733-70-238=195+(634-54)=495+(231-75)=56+409+126=71+113=203+154=398+360+144=279-160-76=219-127=623×8-342=85+42=692-129×5=456+171=661-(369+121)=266+109=121×9-584=469+111=226+670=415-268=145+45×9=426-142-118=29+(417-125)=618-55×7=47×8=15+215+432=354-(303+46)=27×9=340+(427-349)=500+326+85=483+859=267-(230+31)=768-41-612=63-12=46+87×4=574×8=855×2-181=435-58×2=721-55=73×2+447=257×8-790=452+(682-129)=394-261+16=674-(40+561)=209×6=475+14-50=500-165-72=992-421=431-131-239=874-436-364=40×(60-52)=437-22-309=288×2-504=212+(344-283)=921×6=74×2+326=339-223=406×2=340+69=401-11×2=127×7+341=814+346+712=213+702-482=441-(296+28)=338+860-90=50+223=525-54×5=183-155+162=114+251+90=964+(596-447)=207-36×5=230-(332-325)=422-(94+199)=600-110-86=437-(369-278)=769+946+723=400-43×6=175-90-24=915-888+667=947+(730-165)=196+82+24=76×2+370=200-121=771-393-147=444+555+502=717×9-633=350-44-37=173×5=376-(187+74)=68×3-200=294×3=716+160-56=673+(322-285)=318-231+308=419+21×6=409-47-326=429+34-281=260-64+136=933-794-13=267-(130+53)=320-86-144=4/9-3/9=320+29-210=59+244=88+263+269=473+(106-73)=418-97-305=125+26×6=906-214=978+213+942=26+139-90=242×3-210=465×4-227=498-83×2=834-475-344=336-(718-573)=106+86+196=181×5-140=919-259×2=134+(626-78)=492×9-930=320×2+262=57+800+104=509+(770-101)=754-610+69=110×5+317=592-40=280+900+34=448+56×9=30×5+869=389-277+825=191+(362-312)=164+729-495=57+287-34=137-86=29×9-104=390+(452-39)=778×(200-194)=469-387+380=49-(15+14)=598+(708-28)=435-(44+44)=871-300-452=490+492-717=469-37-41=120-65=991×8=867+53-98=93+433+294=128+(445-50)=141+450=342+121×4=164×(483-480)=80+254+439=40+118=728×5=46×7=220+(698-194)=470-134×3=121+615+212=65×7-286=16+(631-340)=863-101×6=329×(456-453)=362-201+799=1/6+4/6=131+248=236+731+618=103+53×5=4/8-1/8=411-122-231=3/8+2/8=163×5=834+551-322=226+222-383=908-208-21=83×(481-476)=148+876=436-323=115+462=865×(488-485)=368+121=498×2-518=113+193=445+(682-647)=295-(590-543)=496-(306+31)=153+35×7=408×2-393=496-57×4=131-(806-750)=797-647-134=137×(409-405)=685-26×8=303×(246-243)=260-68×2=130×8-520=885-(245+169)=428-39-207=274+202×4=410+(754-175)=68+22=385-(660-463)=871-(219+146)=333+320+189=622×(635-628)=402-19-40=66×3+210=1/4+3/4=773-(35+79)=337+767+540=481+(94-15)=577+913-850=339+838-783=134+332-384=197×9-56=參考答案308-(746-566)=128497-57-365=75392+(262-212)=442230+(371-60)=541297-(366-179)=11050×(263-256)=350846-38=808981-(761+156)=64968+834+812=2614191-91=10078×2=156274+405+95=774849+470+501=1820400+120=520611×6=3666230×2+44=504382+(202-29)=555307-30×8=67429-233+231=427105-73+162=194151+117=268309×2+692=1310867+797=166486-(192-127)=21885-174+187=898588+366=954207-46×2=115457-183×2=9170×5+55=405543+443+531=1517147-97+895=945375-110=265366-28×7=170253-(276-205)=182359×9-885=2346144×2=288269+169-308=130356-105×2=146533-272=261869+(816-362)=1323190×(419-411)=1520451-(214+69)=168445+157=602381-363=18837-(772+19)=46483-22×2=439487+98×8=1271995-33+620=158281×6-425=61171+141-230=82270×3-20=790939+393+518=185069×7+637=1120276×2=552162×4+104=752665+225+487=137725+229-199=55960-626=334279+191-263=20793×(44-38)=558237+(465-339)=363601-592+996=1005728-350×2=28178+69-65=182837-(691-685)=831467×8=3736476-65-405=6304+(448-396)=356539+219=758781×8-897=5351119-(403-384)=100498-(87+221)=190337×2=674698-439=259441×2=88287×(263-254)=783791+491+801=2083138+(736-441)=433155+148-188=115879-(277+541)=61961+310×3=18914/7+2/7=6/7195×6-531=639375×2=75010×(195-188)=70152-144+417=425654-(952-623)=325373-(118+21)=234491-276+105=320637+110×5=1187684-308×2=68393-352=41792-32×8=536900-(359+390)=151458+(972-343)=1087490-78-147=265368-43×6=110992+553-662=883211-52+211=37097×7+123=80260×7=420819-594=225993×9=8937857-(625+104)=128841+633-280=119431+723+848=1602388-198=190159+85+440=684411-(444-254)=221293-87+220=4263/6-2/6=1/6437-218+205=424205×(72-68)=820320-175+283=428190+(371-61)=500103-84=19283+927=1210752×7-392=48728/9-1/9=7/9159×(469-464)=795160+65=2256/8+2/8=137×(72-63)=333443+217-152=508293-(107-52)=238721-383=338284+42+21=347905×(184-176)=7240740-165-237=33828×7+208=404892+905=1797984-(189+673)=122504-415=89697-(407+285)=5256-62=194443-366=7763+202=265923+(828-517)=1234836+775+870=2481803+(666-244)=1225455-34-310=111176+314-37=453305×(213-210)=915884×9-584=7372273+75×4=573657×9-116=5797260×9-580=17602/5-1/5=1/5961-386+456=1031535-(152+297)=86212-207+215=220428-(274+13)=141388-20×6=268190+49×4=386255+763-446=572404-(67+256)=81179×4-566=150299+(368-252)=415162+(838-378)=622789+130-366=553703-621+613=695318+426+536=1280355-(869-832)=318868×(567-559)=694444×5=220909-35-160=71470×(122-117)=350473-239=234723-105+846=1464408-(385-240)=263650-(311+315)=24198×5+396=13862/6+3/6=5/6374×2=748897-(982-913)=828714+671=1385109×3=327405+205+26=636353+124=477308-(494-388)=202146×2=292405-42×5=195794-(268+385)=14136×(53-46)=252279+156=435273+(391-316)=34894×(109-101)=75227×(539-530)=243795-(481+122)=192789×(716-709)=5523440-(30+154)=25639+448-132=355243+206=449450+(436-126)=760385-(68+313)=4441-54×3=279208+(427-383)=252230+64=29475+284=359661-(578-159)=242181-(53+117)=11473+25+51=549747-(717-51)=81152-30=122453+37×6=675400-108-114=178174-(64-27)=137816-508-225=83746×6=4476866-582+71=355555-263-237=5525×(374-366)=20018×3+155=209385-(464-363)=284594×3=1782447-109+871=1209497-(14+16)=467228+147=37560×2-44=7681+252-26=30752+228+387=66786×7=602421-206+247=462239×3+22=739522-233=289972-(790-690)=872790-(76+617)=97876+137-840=17333×6=19842+327+304=673573×9-67=5090315×2-166=464652×5=326045×4=180819+(278-260)=837281+68=349242×3-526=200358-120×2=118378-213+160=325966+843-819=990120×3=360763+848=161174×6+838=1282281×(836-832)=11241/4+2/4=3/4147+187-261=73258-69=189359-347=12158+205×3=77396×2+425=617456-204-62=190489-(342+59)=88685-90×4=325199×9=1791462-84=378954-173-435=346241×(445-441)=964356-38×9=14126×2=252334-179-137=18310+155=465125×(54-47)=875564+519+538=1621140-(880-842)=102403×2-695=111430+375+164=9693/7-1/7=2/7199×(372-368)=796628+271=8993/5-1/5=2/5358+(430-413)=37578×(194-187)=546369-162+37=244123+80=203493+(415-160)=748504×9=4536428×(195-191)=1712356-225=131347-(467-146)=26494-(330+120)=44625×(229-226)=1875980-939+976=1017195×4=780172-(211-209)=170248-12=236436+440×2=1316245-(297-112)=60540×5-947=1753318-266-18=34229+279=508190+(729-156)=763190+81×7=757932+566-45=1453230-(262-178)=146309-299+188=198740-91-183=46640×2-25=5519×3+24=81752-432=320658-(540-443)=561582-(20+399)=163153×5-388=377774×(739-731)=6192677-57+249=869477-133×3=78803+135-349=589419×2+823=1661358×(279-271)=2864220+75=295253+151=404460+64×6=844850+(872-644)=1078895+685-917=663431-79×3=19472+(391-214)=24939+343-249=133351×2=702157×4-289=339324-131=193214-(171+35)=8720-87-304=329470-(763-315)=22225-(26+75)=124118×8+590=1534778-33×3=679869-(714+146)=9116+376-470=22464-311=153249+146=395159×4=636304-47+116=373442-18×9=28075×4=300929+97+512=1538112×4+487=935143-(454-383)=72836+750=1586408-(35+60)=313486-(545-287)=228468+524-948=44490-485+425=430132+461+235=828141+(451-344)=248387×4-61=1487363-315=48346-(61+176)=109124×6=744275-(230-90)=135744×4=2976935-442-156=337309×8=2472897-799+164=262188×5-738=20290×(76-72)=36083+51=134191+140=331372-(220+91)=61707×8-601=5055174×2-199=149870-145-550=175485-318=167978+733+966=2677112×(134-131)=336309×2-49=5692/8+6/8=1431-250-171=10225+170=395416-367=49199+188=387838+26×3=91675+169=244908-83×7=327532-(153-24)=403307+118-341=8418×2+422=45814×5+536=606531-(580-268)=2193/4-1/4=2/4202-17×7=832/3-1/3=1/3131+317=448925-692-214=19120×4=480857-582-206=69128×6=768152-45+353=460917-176×2=565955-144×6=91398-(326-147)=219709+(992-766)=935141-97+117=161316-(294-289)=311300-297+428=431322-152+284=454586-339=247239×4=956256+110-231=135182+146=3287/9+2/9=1912+911+268=2091107+93×9=944766×6-418=4178462-67×4=194631×6=3786494×4-367=1609337-(256-244)=32549×4=196573-(851-650)=37245×5-120=105625-(122+289)=21463+16-73=6891+143×3=1320256×(976-967)=2304118+259+75=452424-378=46291+58=349423-114×2=195338-(323-31)=46790-461-254=75425+626+652=1703697-(807-541)=431912-537=375880×(490-483)=6160570+(516-462)=624967-686=281915-(556+235)=124894×(200-197)=2682449-90-217=142324×2=648138×2+320=596500-200=30073×8=584652-159×2=334513+141×3=9363/6-1/6=2/6620-10+741=1351197+365=562120×(270-266)=480186×(640-632)=1488906-445×2=1662+149-138=73919-771+712=860264-(175+77)=12353×(976-967)=3177771-(121+219)=431879-27×6=71730+211×2=452200-63=137490+(139-27)=602143-39=104792×6-901=385191×7-43=594215+(202-129)=288141×5-125=58093+133-206=20378-(394-233)=217363-18=345169×3-161=346945-536-282=127758-583+37=212191×(318-311)=1337440-438+392=394940-53×8=516640-508+748=88086×8-74=614891-504=38759+32×8=315219+58-230=47483+52×3=639757+34-333=458182+(471-50)=603302×3-596=310781+697=1478454-(248+96)=110485+(499-306)=678413-125-249=39737×(403-398)=368574×8=592435+98×3=72921×(64-60)=84459-117-39=303772-73-512=187291-212+138=217482-(16+97)=369612-53-28=531288-67=221345-(132-94)=307132+219+64=415864-(843-839)=8604/8+3/8=7/8885-545+247=587510-(447-155)=218690+770+587=2047574+828=1402802+712+704=2218414-(365-72)=121777-433+42=3864/6-1/6=3/6603+69+318=99047+354+198=59942+277-200=119131+608+44=783299-44-207=48456×(520-513)=3192385-42=343775-63+86=798712×(734-726)=5696897-155=742843-(370+24)=449136×9-805=419958-566+556=948321-20-70=231483-(46+23)=414381+70-325=126728-147-552=29312+32-140=204846-(256-109)=699227×9=2043165-(372-221)=14765+758-378=1145195-153+405=447955-240×2=475562-(609-172)=125395+372-615=152232+117-315=34652+(774-134)=1292311×(347-341)=1866398+353+159=91078×7+296=842196×2-374=18340×2-599=8191+633+188=912394×9=3546424+975+540=1939296+635=931274-(86+48)=140305+210=515611-60×6=251676-134×3=274918-695-37=186958-(522+394)=4268+(700-548)=220763-(488-372)=647965-636+359=688468-(259+78)=131389+198+219=806484-18-456=10995-191+91=895776-41×4=612999-180×3=459377-24×3=305205×(354-350)=820296-(341-146)=101853-270-481=102273+(444-271)=44631-(477-472)=26318-(190+30)=98624×6=3744366-(97+66)=203179×3-412=125600+123×6=1338453-348-51=54498-63×5=183546×(64-58)=327675+105-161=1913×(451-442)=117869-696+315=48888+(198-125)=161968-124×3=596305-146+21=180892+23-855=6058×(149-142)=406327+(396-180)=543734×7=5138277+(813-738)=352487-(365-345)=467211+284-142=353375-98×3=81503-109×4=67147+(332-116)=363211×(226-222)=844133-16×7=21484-75-406=3407+14-242=179203+49+149=401174-111+349=412605-593+427=439457-29×8=225819-(156+427)=236170+523=693570×(152-149)=171016×8+83=2112/8-1/8=1/8647-(970-770)=44749×(284-280)=196598×9=5382747-499=248970+345+493=1808985-202×4=177823-522+308=609192-180=12598-552=464/8+2/8=6/8239-49×4=43111×5-32=523364-(417-179)=12665×9=585415-55×6=85495+314-322=487397+639+272=1308595×7=4165875×3-592=2033199×5-618=377455-245=210179+(473-74)=57835+676+237=94873+341-115=299226+201-382=45711-64×5=391383+90×5=833995-(442-182)=73566-(366-350)=50212-150=62492-151=341965-(454-144)=655275+56×6=611208×3+159=783101×(409-402)=707438-(347+20)=71461+(915-526)=850911-564=347901×(413-404)=810918+55+721=794154×(485-482)=462992-(544+76)=372286×3-78=780300+156+514=9702/5+3/5=1922×4=3688425-283+300=442539×7-764=3009567+990-914=643958-120-462=376486-57+39=468984-(933-314)=365298×(846-839)=2086146×5-716=1464×7=44897+(48-19)=126733-70-238=425195+(634-54)=775495+(231-75)=65156+409+126=59171+113=184203+154=357398+360+144=902279-160-76=43219-127=92623×8-342=464285+42=127692-129×5=47456+171=627661-(369+121)=171266+109=375121×9-584=505469+111=580226+670=896415-268=147145+45×9=550426-142-118=16629+(417-125)=321618-55×7=23347×8=37615+215+432=662354-(303+46)=527×9=243340+(427-349)=418500+326+85=911483+859=1342267-(230+31)=6768-41-612=11563-12=5146+87×4=394574×8=4592855×2-181=1529435-58×2=319721-55=66673×2+447=593257×8-790=1266452+(682-129)=1005394-261+16=149674-(40+561)=73209×6=1254475+14-50=439500-165-72=263992-421=571431-131-239=61874-436-364=7440×(60-52)=320437-22-309=106288×2-504=72212+(344-283)=273921×6=552674×2+326=474339-223=116406×2=812340+69=409401-11×2=379127×7+341=1230814+346+712=1872213+702-482=433441-(296+28)