三年级数学(上)计算题专项练习附答案集锦

三年级数学(上)计算题专项练习附答案集锦276×7-399=78×8+712=397+(494-343)=12×(319-312)=994-(64+470)=414-316+95=55+67×6=236+243+144=248-(466-279)=960-414=330-105-140=151×6+16=107+(483-103)=330+622=858-(47+763)=448-111-320=146+546+104=629-577=559-28×4=218-(67+105)=669+896+745=432-185+67=264-(97+96)=901+(426-307)=122×4-37=447-(130+131)=374-211=979-717+120=464-(265-37)=581-53×5=18-14+381=3/5-1/5=115+263=864-168+964=302-176=277+52=409-393=256+(321-121)=707+(392-188)=131×5+894=480-14×5=15×(477-473)=371-134×2=53×8+195=41+640-235=314-174-97=34×7+396=396×2=246-36-97=161×4+616=91+172=497-125-123=81×4=62×7+45=282+155×3=371-14=539+265-548=110+361=92×(326-322)=171×7-31=68×2=820-219×3=385×(362-358)=767+393×2=554+(560-373)=399-(755-528)=141+339=244-39+311=580×4=945+445=430+(489-297)=522×(666-662)=293-(408-255)=447-429=278+(420-157)=949×(709-702)=152+157-189=97×(212-205)=311×(123-120)=81×7=374×2=487+590+796=44-(77-56)=775×(830-821)=905-225=97+963-208=837-221-167=107×(303-298)=130+435+348=957-718+351=489-52×9=228×3-641=422-82-166=189-(863-809)=497-(48+391)=455-21-272=39×5=148×6=588-115=97+158-72=234×6=288+135×3=514-167+220=447-(795-607)=294×2=958-532+879=320+158-465=30×3=413-59=399×2=174-34×4=242-229+317=869×3=459+818-904=32×(781-774)=121+140-53=236+(101-33)=532-109+734=822-(536-521)=835-(874-320)=274+26+263=138×6-322=51×4+98=105+552+725=872-(22+75)=11+831+41=181+32-202=394-(29+139)=952-36×6=73×6+467=35+490-413=27×5=257-149=243-(21+187)=353-36-259=682+(604-294)=106+412=357-(101+81)=572×9=440×(322-319)=425×2-705=70×(74-65)=347-60-10=490-473+22=455×(242-236)=619×2=613+344=462-154=441-370+149=369-(322+13)=226-11-187=984+851=3/6-1/6=118+426-487=966-108×6=979+(257-105)=260-223+357=212×(68-62)=108×(438-430)=88+281-343=315-112-79=119+(86-23)=82+(243-26)=984-33×4=602-(630-534)=489×2=27×4+804=3/7+2/7=95-13×7=98×8-427=766×(628-623)=324+83-353=702×(962-954)=789-109-579=138-(197-125)=862-(35+472)=770-(449+267)=449-182×2=181+392=187+(257-50)=885×4=107-50×2=542-132-213=389+157×5=98×5+398=523×7-880=332+728+734=67+333=242+(461-371)=189+(862-636)=268×(158-152)=780+584-647=879-62×4=412×2=57+302+33=882×9=80+43×4=473-137×2=431-(155+88)=932+683-770=436+124+112=436-139-270=369+838=307-(289-183)=351+(287-183)=245×4-115=136-15×3=453-133-73=99×(73-69)=675×2-536=240+257=47×6+112=116+(470-326)=660×6-944=173+186=930-294+467=456+70×4=935-(144-110)=85+129=997-468-75=439-(458-164)=151×6-897=477×4=401-35×2=109×2+237=820+(634-21)=15×2=390+(259-80)=679-446=189-37×3=277-(62+90)=607+161=316×3-381=265-(46+42)=25+566-553=970-(671+227)=165+280+373=30+388-323=666×8-984=901-306+839=4/9-1/9=706-(97+81)=113+509+144=189+590=4/8+2/8=55+388-237=419-(75+97)=457-(106+292)=322×2=794×9=176×(20-17)=97×8=715-(891-292)=578+215×2=224×4-385=747-364+807=110+333-244=381-(165+207)=738-526+522=811-(815-215)=305-179+347=926+(638-209)=174+158=455-282=411×2-705=379-312+242=23+161+288=40×9-273=383-194-26=581+659-215=471-(364-236)=86+534+223=224×3+145=45-29=75×(326-319)=877-(366+448)=144×6=137×5+546=298×6=148+954+732=3/8+2/8=250+497=2/7+4/7=628-(745-402)=469×(950-945)=206×8-175=285+380+122=121-61+361=88×(454-449)=225×3+132=443+231+274=373-(396-343)=3/7-1/7=52+40=476-14×7=664-(233+422)=2/8+3/8=315-184+607=94+69×4=654-229×2=810+(918-229)=865+743-726=271-94+295=176×3=79×(76-67)=309+229=454-78×5=117×(30-27)=447-259=596-109×4=41×(266-260)=794+395-978=144-84-34=962-596=807-(656+109)=373-230-98=253-13-147=256+(400-292)=119×4-313=448+21×7=164×2+559=466-76×3=420-169=318-274=343+915=488-382-80=699-(168+87)=293+130-280=443+(238-71)=106+968+120=593-(937-763)=493-(245+181)=773×(715-708)=250-158=644-(748-534)=283+16+653=280+161-180=972-924=77+(395-351)=905+(946-838)=932-208=860-76×8=447-(36+311)=94+398=990×(880-874)=488×(517-511)=894-138-400=142-(354-271)=33+501+300=276×2=495-(53+329)=841×4-563=65×(102-99)=959-526-68=124+242=742-127+604=721-405-45=48×6+688=460-(487-312)=499-(449-173)=507+286+14=732-(133+54)=600×(471-467)=41×6-15=479-(162-34)=288-53×5=724+(937-42)=540-229+432=91+(133-72)=94-13×5=52+74+211=690-(717-514)=7/9+2/9=161+877-941=853-361-180=106×5-158=80-80+468=496-(323+153)=684-(615-423)=100×3=93×3-186=993-57-642=491-124=879×4=632-24×4=346+(234-192)=212×2+602=363-(478-121)=881-131-516=279-116=547-(21+149)=51-29=477+(810-512)=805×6=204×3=214×4-629=4/7-1/7=148×9-556=131+75+60=39-(410-406)=46×9-69=220+124+113=356×2-400=652-(310+86)=911-14-886=208×8=495+(332-187)=283-228=696-226+41=266+222=148-28+101=1/4+2/4=246+437+268=410×7-339=79+151-126=1/5+2/5=293+457×2=88×(139-135)=136×(297-292)=576+169+281=483-374=150+463-347=536-(539-256)=250+217=960-552=196×3-583=688+256=935+210×2=452-31=301+169=373-100×3=130-14×9=783-453+178=190-92+150=405×2+254=201+283=399-376+416=758-(67+617)=453-181×2=22×7=393-288+28=868+177-753=456+52×4=493-(906-724)=223-(380-331)=932-124×6=902-158-601=400+47-206=970+(736-463)=337+106=969-(398+326)=505+901=558-129+642=466-370=819-(13+196)=88×(401-396)=150-129=693×7-503=290+186-255=840-67=529+755-312=616-90×5=701×6=941-167=386-95×3=214-33×3=391×7-179=959-885=776-275×2=682+701-533=392+741-18=548-(925-553)=478-158+909=387+(767-670)=388+71-407=132×2=63×9+41=310+46-30=425-136-156=471×(726-722)=94-(273-198)=674×2-26=120+292=373-(19+108)=364+892-706=857-405=89+54=499+127=100×(191-188)=124+22+704=107+392=105+253=726×3=109+154×2=729×5-879=917-32×4=627+(712-505)=116×5+138=275×3-689=326×3=172×3+187=390-107-206=458-159=378×4=4/6-1/6=84×9=878-765+629=969-350+521=788-91×6=428+202+231=692-(955-505)=250-(389-169)=107+(954-291)=175+482+194=495-139-33=65+346-380=771+595=239-211+391=465+(416-28)=298+(795-781)=198+64+198=369-(63+270)=779+261×3=180+133-91=273-29=106×4+397=315×(97-94)=738-(266+165)=769+742+89=91+291=158+(491-476)=368-170=560-(61+116)=118×5+44=150×2-77=190×4-193=379-192-132=444-298=212×(323-319)=401-62=226+23×5=352-200=77×(78-70)=250×4-385=138+151-155=653-(530-469)=75+766-17=240+953+893=272×3-19=325-17×4=140+194-115=589+(656-560)=205+606+120=623-110-433=45×(79-71)=153-116+420=186-85=306-279+336=412-(28+289)=340×2=628+971+423=776+798-124=406+113×2=132-61=405×6-977=32+502+923=826-(352+103)=72+298+615=948-(163+491)=459-391+360=483-(243+19)=414-(334-24)=803-(35+524)=573×7=133-24=263-(928-922)=400×(241-233)=93-(771-717)=710-(274+207)=570-28+60=295+157-192=808-303=171-(280-109)=542-400=355-39×6=924-(497+24)=336+39-267=676+162+79=130+151=938-874+968=748+739-273=527×(798-794)=100-34+434=41×8=411-23×3=118×7+171=877-585-209=759-162+587=743+452-645=431+327×3=825-667-16=279×(159-154)=31×9=706-199-107=138-35-60=743×8-868=174×(539-534)=190+329+133=349-50×6=862+762+674=898-(759-688)=22+989+674=439+274×2=144+(129-124)=321+(590-166)=2/3-1/3=322-17×6=356-223-37=984-371-259=286+132=43+(493-138)=467+90+270=309+(797-468)=622-341=284+139+419=432×4-699=393-81+90=211×(307-303)=372×9=433-21×5=32+(480-24)=950-11×2=270×(399-396)=537+944-738=136×(107-103)=202+541+688=225+421+278=804+156+50=338-(81+242)=46+160×4=928-347×2=359-(279-235)=31+447-122=326×9-278=439+175×3=2/4-1/4=963-(602+50)=627-(33+590)=400+(377-293)=149+112=238×3+23=35×(158-154)=341-(38+29)=26×9=237-(216-197)=751-124×3=19+239-230=749+342+737=367+506+94=204-(180-90)=857-(940-498)=42-12+22=370-38×3=82×9+181=38×(132-128)=166-(468-323)=73×(320-316)=485-(385-288)=196-26×4=595-262-172=963×5=455+518-917=132-(299-178)=289-144-119=891+483=375+48+500=489-(320+102)=355×8=840×3-542=997-728=309-173+322=51×6-70=257+148=207+(865-374)=132-(26+37)=260+166=110+120×5=984-87×9=226-(132+54)=874×2=273+145=267×(239-234)=485-316=802-341=985×(511-507)=309-(49+247)=48×9-18=485×5=122+305=206×5-758=473-153+26=153+249=329-(104+103)=991×(588-581)=957-723-88=675+(334-278)=980-(309+234)=980-639-183=471-107+89=4/8-2/8=222-164=494×(758-749)=380-175+177=223-45=596+193=131+(167-92)=600+120-209=2/10+5/10=755-23×9=192+(398-378)=676+290×2=375×6-392=311×3+14=198+81×8=232-126-69=134×7-332=354+908+152=104+72-119=370+(132-61)=815-76+797=357-26×6=70×(154-148)=291×8=22×(161-155)=856-(146+435)=1/5+3/5=500-(786-528)=774+(996-205)=578-14-511=948+942-427=541×3=706-28+865=326-(249-156)=265+53=890-530=97×3=89×5-51=118×4=110×7=788×(159-155)=91+79-58=872-(592-123)=44+(427-419)=592-271=354×(761-755)=54+968-546=56×3=551+435+20=62+421+17=4/7+3/7=327-202+228=159+40=291-173=350×8=405+19×2=280-(326-307)=840-(88+748)=282-176+294=330-33×5=889-272-361=849-(978-878)=31-15+473=143-38-65=340×5-789=983-141-127=452-182-269=89×9-774=473+147×2=179-21=462×6-787=792+(898-888)=416-69×2=955-185-442=1/9+6/9=368+304=420+(423-287)=247+228=351+126=490+419+24=579+547+335=367-44×3=111-38+886=151-(28+97)=48+355+151=61+(230-73)=640+237+390=397-114-267=386-(430-277)=489-(249-195)=856+180×5=445+(554-411)=550×6=284+46-209=377-79-281=689-339×2=423+(958-951)=84+77+578=301-161+165=34+83×8=896×4-660=166×6-284=790-492-285=95×3-35=317-(112+199)=129+11×3=307-207+271=530-196-119=179+44-219=937-563-134=392+537-522=962+(903-754)=570+(434-398)=231×4=812-295=311-(123-55)=920+332×2=25×9-183=109×9-721=345-330=698+73+179=195-35-68=218+312=887-102-669=29×(62-58)=313-296=250-127=949+(606-482)=64+139=25+648-55=490-(30-23)=258-54+92=855×6-884=735-73×7=634-170×2=37×7+917=728+862=493-388-43=499-(546-290)=176+715+101=831-20×9=289-103+257=691-23×9=107+299-153=56+308=434×2-192=5/9-1/9=226×3-227=3/8-1/8=914+893=361-(358-68)=376+254+187=253+544=428-72×5=3/7-2/7=参考答案276×7-399=153378×8+712=1336397+(494-343)=54812×(319-312)=84994-(64+470)=460414-316+95=19355+67×6=457236+243+144=623248-(466-279)=61960-414=546330-105-140=85151×6+16=922107+(483-103)=487330+622=952858-(47+763)=48448-111-320=17146+546+104=796629-577=52559-28×4=447218-(67+105)=46669+896+745=2310432-185+67=314264-(97+96)=71901+(426-307)=1020122×4-37=451447-(130+131)=186374-211=163979-717+120=382464-(265-37)=236581-53×5=31618-14+381=3853/5-1/5=2/5115+263=378864-168+964=1660302-176=126277+52=329409-393=16256+(321-121)=456707+(392-188)=911131×5+894=1549480-14×5=41015×(477-473)=60371-134×2=10353×8+195=61941+640-235=446314-174-97=4334×7+396=634396×2=792246-36-97=113161×4+616=126091+172=263497-125-123=24981×4=32462×7+45=479282+155×3=747371-14=357539+265-548=256110+361=47192×(326-322)=368171×7-31=116668×2=136820-219×3=163385×(362-358)=1540767+393×2=1553554+(560-373)=741399-(755-528)=172141+339=480244-39+311=516580×4=2320945+445=1390430+(489-297)=622522×(666-662)=2088293-(408-255)=140447-429=18278+(420-157)=541949×(709-702)=6643152+157-189=12097×(212-205)=679311×(123-120)=93381×7=567374×2=748487+590+796=187344-(77-56)=23775×(830-821)=6975905-225=68097+963-208=852837-221-167=449107×(303-298)=535130+435+348=913957-718+351=590489-52×9=21228×3-641=43422-82-166=174189-(863-809)=135497-(48+391)=58455-21-272=16239×5=195148×6=888588-115=47397+158-72=183234×6=1404288+135×3=693514-167+220=567447-(795-607)=259294×2=588958-532+879=1305320+158-465=1330×3=90413-59=354399×2=798174-34×4=38242-229+317=330869×3=2607459+818-904=37332×(781-774)=224121+140-53=208236+(101-33)=304532-109+734=1157822-(536-521)=807835-(874-320)=281274+26+263=563138×6-322=50651×4+98=302105+552+725=1382872-(22+75)=77511+831+41=883181+32-202=11394-(29+139)=226952-36×6=73673×6+467=90535+490-413=11227×5=135257-149=108243-(21+187)=35353-36-259=58682+(604-294)=992106+412=518357-(101+81)=175572×9=5148440×(322-319)=1320425×2-705=14570×(74-65)=630347-60-10=277490-473+22=39455×(242-236)=2730619×2=1238613+344=957462-154=308441-370+149=220369-(322+13)=34226-11-187=28984+851=18353/6-1/6=2/6118+426-487=57966-108×6=318979+(257-105)=1131260-223+357=394212×(68-62)=1272108×(438-430)=86488+281-343=26315-112-79=124119+(86-23)=18282+(243-26)=299984-33×4=852602-(630-534)=506489×2=97827×4+804=9123/7+2/7=5/795-13×7=498×8-427=357766×(628-623)=3830324+83-353=54702×(962-954)=5616789-109-579=101138-(197-125)=66862-(35+472)=355770-(449+267)=54449-182×2=85181+392=573187+(257-50)=394885×4=3540107-50×2=7542-132-213=197389+157×5=117498×5+398=888523×7-880=2781332+728+734=179467+333=400242+(461-371)=332189+(862-636)=415268×(158-152)=1608780+584-647=717879-62×4=631412×2=82457+302+33=392882×9=793880+43×4=252473-137×2=199431-(155+88)=188932+683-770=845436+124+112=672436-139-270=27369+838=1207307-(289-183)=201351+(287-183)=455245×4-115=865136-15×3=91453-133-73=24799×(73-69)=396675×2-536=814240+257=49747×6+112=394116+(470-326)=260660×6-944=3016173+186=359930-294+467=1103456+70×4=736935-(144-110)=90185+129=214997-468-75=454439-(458-164)=145151×6-897=9477×4=1908401-35×2=331109×2+237=455820+(634-21)=143315×2=30390+(259-80)=569679-446=233189-37×3=78277-(62+90)=125607+161=768316×3-381=567265-(46+42)=17725+566-553=38970-(671+227)=72165+280+373=81830+388-323=95666×8-984=4344901-306+839=14344/9-1/9=3/9706-(97+81)=528113+509+144=766189+590=7794/8+2/8=6/855+388-237=206419-(75+97)=247457-(106+292)=59322×2=644794×9=7146176×(20-17)=52897×8=776715-(891-292)=116578+215×2=1008224×4-385=511747-364+807=1190110+333-244=199381-(165+207)=9738-526+522=734811-(815-215)=211305-179+347=473926+(638-209)=1355174+158=332455-282=173411×2-705=117379-312+242=30923+161+288=47240×9-273=87383-194-26=163581+659-215=1025471-(364-236)=34386+534+223=843224×3+145=81745-29=1675×(326-319)=525877-(366+448)=63144×6=864137×5+546=1231298×6=1788148+954+732=18343/8+2/8=5/8250+497=7472/7+4/7=6/7628-(745-402)=285469×(950-945)=2345206×8-175=1473285+380+122=787121-61+361=42188×(454-449)=440225×3+132=807443+231+274=948373-(396-343)=3203/7-1/7=2/752+40=92476-14×7=378664-(233+422)=92/8+3/8=5/8315-184+607=73894+69×4=370654-229×2=196810+(918-229)=1499865+743-726=882271-94+295=472176×3=52879×(76-67)=711309+229=538454-78×5=64117×(30-27)=351447-259=188596-109×4=16041×(266-260)=246794+395-978=211144-84-34=26962-596=366807-(656+109)=42373-230-98=45253-13-147=93256+(400-292)=364119×4-313=163448+21×7=595164×2+559=887466-76×3=238420-169=251318-274=44343+915=1258488-382-80=26699-(168+87)=444293+130-280=143443+(238-71)=610106+968+120=1194593-(937-763)=419493-(245+181)=67773×(715-708)=5411250-158=92644-(748-534)=430283+16+653=952280+161-180=261972-924=4877+(395-351)=121905+(946-838)=1013932-208=724860-76×8=252447-(36+311)=10094+398=492990×(880-874)=5940488×(517-511)=2928894-138-400=356142-(354-271)=5933+501+300=834276×2=552495-(53+329)=113841×4-563=280165×(102-99)=195959-526-68=365124+242=366742-127+604=1219721-405-45=27148×6+688=976460-(487-312)=285499-(449-173)=223507+286+14=807732-(133+54)=545600×(471-467)=240041×6-15=231479-(162-34)=351288-53×5=23724+(937-42)=1619540-229+432=74391+(133-72)=15294-13×5=2952+74+211=337690-(717-514)=4877/9+2/9=1161+877-941=97853-361-180=312106×5-158=37280-80+468=468496-(323+153)=20684-(615-423)=492100×3=30093×3-186=93993-57-642=294491-124=367879×4=3516632-24×4=536346+(234-192)=388212×2+602=1026363-(478-121)=6881-131-516=234279-116=163547-(21+149)=37751-29=22477+(810-512)=775805×6=4830204×3=612214×4-629=2274/7-1/7=3/7148×9-556=776131+75+60=26639-(410-406)=3546×9-69=345220+124+113=457356×2-400=312652-(310+86)=256911-14-886=11208×8=1664495+(332-187)=640283-228=55696-226+41=511266+222=488148-28+101=2211/4+2/4=3/4246+437+268=951410×7-339=253179+151-126=1041/5+2/5=3/5293+457×2=120788×(139-135)=352136×(297-292)=680576+169+281=1026483-374=109150+463-347=266536-(539-256)=253250+217=467960-552=408196×3-583=5688+256=944935+210×2=1355452-31=421301+169=470373-100×3=73130-14×9=4783-453+178=508190-92+150=248405×2+254=1064201+283=484399-376+416=439758-(67+617)=74453-181×2=9122×7=154393-288+28=133868+177-753=292456+52×4=664493-(906-724)=311223-(380-331)=174932-124×6=188902-158-601=143400+47-206=241970+(736-463)=1243337+106=443969-(398+326)=245505+901=1406558-129+642=1071466-370=96819-(13+196)=61088×(401-396)=440150-129=21693×7-503=4348290+186-255=221840-67=773529+755-312=972616-90×5=166701×6=4206941-167=774386-95×3=101214-33×3=115391×7-179=2558959-885=74776-275×2=226682+701-533=850392+741-18=1115548-(925-553)=176478-158+909=1229387+(767-670)=484388+71-407=52132×2=26463×9+41=608310+46-30=326425-136-156=133471×(726-722)=188494-(273-198)=19674×2-26=1322120+292=412373-(19+108)=246364+892-706=550857-405=45289+54=143499+127=626100×(191-188)=300124+22+704=850107+392=499105+253=358726×3=2178109+154×2=417729×5-879=2766917-32×4=789627+(712-505)=834116×5+138=718275×3-689=136326×3=978172×3+187=703390-107-206=77458-159=299378×4=15124/6-1/6=3/684×9=756878-765+629=742969-350+521=1140788-91×6=242428+202+231=861692-(955-505)=242250-(389-169)=30107+(954-291)=770175+482+194=851495-139-33=32365+346-380=31771+595=1366239-211+391=419465+(416-28)=853298+(795-781)=312198+64+198=460369-(63+270)=36779+261×3=1562180+133-91=222273-29=244106×4+397=821315×(97-94)=945738-(266+165)=307769+742+89=160091+291=382158+(491-476)=173368-170=198560-(61+116)=383118×5+44=634150×2-77=223190×4-193=567379-192-132=55444-298=146212×(323-319)=848401-62=339226+23×5=341352-200=15277×(78-70)=616250×4-385=615138+151-155=134653-(530-469)=59275+766-17=824240+953+893=2086272×3-19=797325-17×4=257140+194-115=219589+(656-560)=685205+606+120=931623-110-433=8045×(79-71)=360153-116+420=457186-85=101306-279+336=363412-(28+289)=95340×2=680628+971+423=2022776+798-124=1450406+113×2=632132-61=71405×6-977=145332+502+923=1457826-(352+103)=37172+298+615=985948-(163+491)=294459-391+360=428483-(243+19)=221414-(334-24)=104803-(35+524)=244573×7=4011133-24=109263-(928-922)=257400×(241-233)=320093-(771-717)=39710-(274+207)=229570-28+60=602295+157-192=260808-303=505171-(280-109)=0542-400=142355-39×6=121924-(497+24)=403336+39-267=108676+162+79=917130+151=281938-874+968=1032748+739-273=1214527×(798-794)=2108100-34+434=50041×8=328411-23×3=342118×7+171=997877-585-209=83759-162+587=1184743+452-645=550431+327×3=1412825-667-16=142279×(159-154)=139531×9=279706-199-107=400138-35-60=43743×8-868=5076174×(539-534)=870190+329+133=652349-50×6=49862+762+674=2298898-(759-688)=82722+989+674=1685439+274×2=987144+(129-124)=149321+(590-166)=7452/3-1/3=1/3322-17×6=220356-223-37=96984-371-259=354286+132=41843+(493-138)=398467+90+270=827309+(797-468)=638622-341=281284+139+419=842432×4-699=1029393-81+90=402211×(307-303)=844372×9=3348433-21×5=32832+(480-24)=488950-11×2=928270×(399-396)=810537+944-738=743136×(107-103)=544202+541+688=1431225+421+278=924804+156+50=1010338-(81+242)=1546+160×4=686928-347×2=234359-(279-235)=31531+447-122=356326×9-278=2656439+175×3=9642/4-1/4=1/4963-(602+50)=311627-(33+590)=4400+(377-293)=484149+112=261238×3+23=73735×(158-154)=140341-(38+29)=27426×9=234237-(216-197)=218751-124×3=37919+239-230=28749+342+737=1828367+506+94=967204-(180-90)=114857-(940-498)=41542-12+22=52370-38×3=25682×9+181=91938×(132-128)=152166-(468-323)=2173×(320-316)=292485-(385-288)=388196-26×4=92595-262-172=161963×5=4815455+518-917=56132-(299-178)=11289-144-119=26891+483=1374375+48+500=923489-(320+102)=67355×8=2840840×3-542=1978997-728=269309-173+322=45851×6-70=236257+148=405207+(865-374)=698132-(26+37)=69260+166=426110+120×5=710984-87×9=201226-(132+54)=40874×2=1748273+145=418267×(239-234)=1335485-316=169802-341=461985×(511-507)=3940309-(49+247)=1348×9-18=414485×5=2425122+305=427206×5-758=272473-153+26=346153+249=402329-(104+103)=122991×(588-581)=6937957-723-88=146675+(334-278)=731980-(309+234)=437980-639-18