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39×6-159=52×(433-424)=215-(474-311)=259+532=94+(399-177)=167×5+438=42×8-41=333+395-520=393-80×3=596×6=977-(490+320)=153+208+627=138×(972-967)=1/8+4/8=516+238+338=70+329=4/7-2/7=89×7=548-240-278=191×(716-711)=540×(647-644)=479-209+96=413+(184-170)=281-(376-318)=233-116+226=377+116=264×2=74×9+139=167+106+584=953×2=465-(823-653)=403-103×3=203-182+180=297×2+759=45×7=361+(194-28)=823-166×4=55-18×3=153+148=540-62×2=269×3-804=362-173-44=248×3-407=853×4=727-128+605=72+408=195+238=70+302=19×(145-140)=379+(129-119)=851-559+254=298+974-116=562×6-943=304+71-165=318+(731-713)=299×2+268=772+478+829=180×(344-337)=956-275-432=580-241+229=264-84-32=277-(175+30)=921-(374+437)=112×2=291+293+403=897-27×2=179+54=969+(724-179)=308×4=473+233+253=562-88-430=35-(431-424)=329-175=175×(319-316)=53×2-63=367×2-311=304+472+577=25×3+371=470-434=775-(842-483)=4/8+2/8=601-56-455=22×4=751+32+32=860-124-71=475-184×2=440+756-80=676-413=853+813-668=470-(69+291)=359-49-205=31+370-356=713-(545+108)=968-396×2=85+171-88=82×3=93+306+143=219×8=303+116-171=274-40=567×(797-792)=14+(223-75)=193×4=292-127=236-28+220=98-20×4=386-(81+195)=215×(147-143)=467×2-428=364-32×4=404-(372-34)=449-184×2=823-713=630+536+320=259-(929-789)=271×3=366-210=210-(123+84)=587-(826-726)=208-156+49=383-51×4=176-74=124×(107-104)=336-32×3=243×4+807=4/6-2/6=753-(357-87)=408+219×2=2/7+4/7=29×8=832+39+513=578×9-910=168×5+792=957+(782-365)=986+246=852+(548-111)=931+315-812=202+(366-15)=619-92-191=58×8+687=232×7-445=68+292-146=175+333=302+874=103×9=93+(473-20)=154×5-509=327-41+96=351-21+792=387-(114+62)=17+278+250=76×2=333+115=689-119×2=247+(272-111)=902-646=668+324+508=467+(364-309)=370-102=974-552+903=359+874+101=809+70×7=280×2+831=167+300=918+625+641=155+288=808-718-62=51+210-21=53+326-176=86×4=804+934-485=366+291+197=459-115-323=248-(133+38)=303-(200-15)=648+845-648=50+258+990=657+83-466=406-250+166=897-570+563=657-124×5=336-100-219=878+(707-494)=438-(292+31)=136+833+559=285×(288-285)=254-242+45=219-(460-241)=976-567+546=131×2=92×8=887×2-642=462-432+310=928+176×3=215-206+155=833+68×7=222-185=471×2-484=294+73×5=431-(489-68)=122+220=990-(254+701)=905+135×6=569-(578-564)=288+117×4=5/7+2/7=355+19+132=252×2+263=162+(928-775)=217-(483-470)=277-(791-730)=727-538=52+397-177=175×3-421=217+480+83=254+(265-259)=298-72×2=555×7=449-(109+20)=526+(669-608)=326+109+146=620-(174+154)=734-682=68×6+91=471-75×2=368+(191-117)=812-70-259=630+215=839-(211+381)=413-13×5=85×6+784=5/6-1/6=297+172=143-(68-41)=360+113-49=497+90+60=77×8-543=250-10×4=568-(997-748)=469-202=731×(648-640)=387-(50+169)=106+(901-718)=807-218-94=397-73×3=140-113=385-54×3=759+241×3=756+229=279-57-182=476-178×2=841+(489-410)=867-(352-304)=127×(393-387)=308-(458-413)=429-138+119=16×2=769-305-80=245+(499-220)=402-300=158+59-109=203+278=189+299+113=422-(213+73)=260+251×2=807×(430-427)=1/4+2/4=993-634+148=231+39×9=426-(352-259)=19×9-131=368-338+318=348-18×2=414-42×2=387-263=92×6-343=121×(82-75)=78+268-56=793-287=230+(72-50)=701-175+677=226+45+327=33×4+774=4/8-1/8=252+(500-396)=470+523=994+(415-31)=973-535=913-256-127=162+336=622-(481+53)=247×3=236+696=390-95=202-(208-113)=433+(953-421)=669-(227-103)=73+352=392-(188+128)=841-329×2=442×6-476=89+217×3=654+(923-651)=699-(786-415)=797-139=896-88-229=531×3=96×7+107=301+157=514+25+231=20+228-76=402+582-754=950+481+176=569-22-107=803+771+139=232×(268-265)=405-235-75=822×9-174=433+83×3=120-39×2=345-(400-270)=749×(49-45)=766+765=442-161-144=471-(195+172)=553-147×3=434-216-73=457-72=594+(749-537)=902-27×5=208-(32+124)=911-338-454=229×4-644=224+(279-208)=483-81×3=274-15×8=392+(350-349)=438+14×9=471-26×6=65+213=87+354=18+469-323=813-(51-39)=127+437=173×2=193×3=332-(604-497)=947+270+450=923-203=965-613-43=641-(264+183)=124+193-12=196-(264-101)=463-154+53=465-226+44=515×(855-847)=807-637-86=210-47-108=152+72×8=137+27+489=253-146+25=87+70×6=452-258+54=332-(14+54)=806×2=285-(175-65)=940-(513+156)=652+801-920=183×2+376=859-115×6=414-304+294=895×(81-74)=415-(83+294)=365+166=294-(349-217)=581+44+464=492-(206+55)=256-254+17=186×5+29=75×8+430=46×(324-320)=86+235=756-719=611+(274-114)=169×5-569=173+(672-214)=880+272=467-148-42=158-(139-105)=388+40×9=322-251=915×7=6/8-1/8=457×9-875=436-90-311=984-12-943=960-78=223-16-134=274+124=315-73-45=134+116=373+82+26=813-24×3=389×6=655-(250+156)=164+968=260-17+59=192-22-129=910-287-517=42×5-18=922-871=892+833=492-171+877=315+128=275-210+275=421×(787-781)=18+196-11=958-(660+201)=835×3-435=756×2-694=206×(175-169)=433-344=36×8-28=109×(111-108)=207×3=359-(716-566)=463-(950-648)=578×(932-929)=126×7-767=116×(446-438)=503-(781-320)=5/9+3/9=349-(117+178)=626-(16+144)=615-(39+500)=208+(428-197)=223+155-106=808-(343-54)=1/7+3/7=237-(66-44)=410-(400-27)=529+474-244=465-(174+48)=926-299=199+(297-264)=288+464=67+244=715×(556-552)=411-310+759=783-43×4=207×4=368-61×5=158+422+350=495-193-250=830-779+661=118+147+127=745+248=351+88×7=448-(191+34)=643+813-472=51×5+469=27+427-81=450-(37+96)=509-264+681=354+65=912+668=84×(350-347)=336-56×4=187+(992-409)=156+372+462=119×7-554=306-(319-283)=405+(219-31)=202-(16+16)=100×8+138=331+164=416-(258-235)=12×2+72=401-(72+247)=679-(895-312)=592-(109+383)=438+117=118+249×4=995+867=2/8+6/8=675-(99+234)=469+(433-191)=520-169×3=18×7+481=900-(660-208)=2/3-1/3=104×(204-197)=900-134-721=3/6-2/6=135-23×5=983×6=795+832-605=937+495-78=59+999-442=855×3-653=51+91+324=499-15=420×2=259×(127-124)=427+355=182×2+419=430-96-82=434+19-363=270-243+141=391-29×8=863-399=70+71=962-16×6=211-141+142=487+(263-261)=147-75=47×(251-242)=805-(691+62)=242×(425-420)=495-339+755=292-151=398×6=431-229=487-160×2=273-138=340×2+878=660-527+718=453-(262+187)=461+(158-144)=444-118×3=128-75+296=382-82-81=157×2+310=111+337+405=410+508+655=52+514+160=468+(324-115)=861-384=904-(178+721)=390-186-96=467-276=57+(178-86)=396+35-55=239+345×2=85×3=464×2=285-(288-151)=506-68×3=83×(266-261)=116+93×9=506×6-262=344×2=184+294-140=423×5-305=992-465+115=287×8-998=353×(904-900)=374×2=934+513+352=822-29-129=227+175=195-67-83=778×8-761=781×(85-78)=147-27-70=199+245=575-(940-404)=430×(493-487)=143-91-41=29+386+67=869+48+77=92×7=375-256-116=334-(36+126)=743-95-473=537×5-452=932-762+355=623×(734-725)=775×8-954=667×(816-812)=356-88×4=242+490+30=839-268=954+194+713=248+67+348=1/6+3/6=232-30×7=893+918-870=73+222=530+625+107=14+62+822=145+90-14=182+289=319-133=215×(127-124)=188×4-712=885-205+43=785-258=492-87=869×4-216=467-(224+96)=17+(500-161)=786-30×2=839-62+138=45×(37-32)=645-363+494=619+(979-533)=984-246×2=53+167-160=417×9-525=288-39+108=617-297=860+(449-242)=306-39×7=499-(253-161)=225×(363-359)=713×5=558×2=235+(942-30)=232-13-113=831-(555-403)=86+413=101×5-346=15+144+278=101-87=769×9-343=73×9-486=167-95-11=26+245+485=395-(417-325)=892-803+701=597+(930-472)=497×5-593=147×6=904+456-592=22×(258-254)=618-75-45=549×6=466×(727-718)=35+382-99=222-(353-213)=479×2-360=123+52+559=28-(60-48)=149×5-411=478-270+28=123×4=958-(539+147)=150-127=4/10+2/10=107+121-22=515-414=89×6=394-(685-302)=126×(119-116)=497-159×3=890-231-226=723-28×9=113×(323-320)=300+900-325=136×2=452+920+852=248-82+231=471-390=72+97-13=101×8-620=462-326=861×(131-124)=909×7-117=50+(351-187)=762-217=170+212×3=849×5=948×(730-721)=357+82=140×4-452=341-94+266=467-(249+133)=21×(208-205)=761+(783-100)=117×6=226-24×6=762-669+274=693+63×7=390+302=144-(189-120)=313×(899-896)=689-59×5=3/6-1/6=1/5+2/5=104+26=84+330=783-(124+250)=149+293+141=964+889+629=58×(360-352)=421-173=911+(791-77)=474+(414-233)=476+(877-308)=718-342-323=424-146+206=898×4-125=754-725+83=269×3=119×8=289-(736-576)=259-235+28=604-345-249=184+215-389=85-15×4=483-233=683×4=581+64×3=442-(160-113)=686-481=804+266-885=302-302+325=234+(361-287)=374×2-88=125×5+313=954+(484-195)=423-101×2=233×2+372=170-87=5/8-2/8=358-57-244=757-25-545=296-163+74=52+27×2=576+(343-272)=321×3-261=495-44=81×6=82+104×6=867+773-819=39+212+184=27×9+25=848-(535-137)=498-(228-100)=318+77×7=165×4-236=898+444-829=956-(699+187)=792-(929-667)=318+640+504=400-(489-89)=731×3=200-(376-229)=236-28×5=633+650=3/7-2/7=608×8=358+25+411=4/6-1/6=170×5=144×3-166=339-(112+43)=95×6-57=133×(90-86)=997-520+718=396-197+143=17+263-259=657-347-257=957-37×5=3/6+2/6=707+658+887=61×3-179=243+304+432=596-245+864=338×9-659=927-86×9=429-(222+93)=169+210×3=702-202-352=478+(439-404)=18×(78-69)=345+138×6=834+464×2=277×2-285=89×(299-295)=343+(915-166)=203×4-806=334-(250-16)=757-(323+68)=249-(22+91)=84×(328-324)=3/8-2/8=473×8=159+12-66=710-(59+94)=467+174=104+(366-272)=496-341=973+961+392=742×7-755=240+223×3=510+626-749=420×8-909=24×(215-211)=151×(378-375)=435-322-110=505×(77-73)=494-(917-854)=896×(918-915)=267-(40+68)=349+(443-278)=475-229=332-(114+100)=474×(356-351)=932-12×3=439-(39+262)=120×(128-123)=999-(327+139)=406-(412-179)=347-80-107=298-(101-78)=816-305+586=217+44=420+115+314=910-(32+40)=209+412=338-208=429-186-116=558-100×3=70-50+477=570+529-891=375×8-35=977×8=493-(132+277)=187+(307-31)=44+855-609=903-11×6=99+(479-418)=262+776-993=773+511-178=461+312=696-226=895×6=855×9=290+(121-22)=345+98-176=730-371=109×7+36=449-(210+115)=286-29-244=583+139+177=611-(79+22)=142-74=552-81+593=29×4=499-182-255=960×2=54×2+912=786-545-231=72×8+357=852+772-744=478+440-543=387-(65+154)=433+12-403=123×(419-411)=659-370=299+68-139=180+509-506=参考答案39×6-159=7552×(433-424)=468215-(474-311)=52259+532=79194+(399-177)=316167×5+438=127342×8-41=295333+395-520=208393-80×3=153596×6=3576977-(490+320)=167153+208+627=988138×(972-967)=6901/8+4/8=5/8516+238+338=109270+329=3994/7-2/7=2/789×7=623548-240-278=30191×(716-711)=955540×(647-644)=1620479-209+96=366413+(184-170)=427281-(376-318)=223233-116+226=343377+116=493264×2=52874×9+139=805167+106+584=857953×2=1906465-(823-653)=295403-103×3=94203-182+180=201297×2+759=135345×7=315361+(194-28)=527823-166×4=15955-18×3=1153+148=301540-62×2=416269×3-804=3362-173-44=145248×3-407=337853×4=3412727-128+605=120472+408=480195+238=43370+302=37219×(145-140)=95379+(129-119)=389851-559+254=546298+974-116=1156562×6-943=2429304+71-165=210318+(731-713)=336299×2+268=866772+478+829=2079180×(344-337)=1260956-275-432=249580-241+229=568264-84-32=148277-(175+30)=72921-(374+437)=110112×2=224291+293+403=987897-27×2=843179+54=233969+(724-179)=1514308×4=1232473+233+253=959562-88-430=4435-(431-424)=28329-175=154175×(319-316)=52553×2-63=43367×2-311=423304+472+577=135325×3+371=446470-434=36775-(842-483)=4164/8+2/8=6/8601-56-455=9022×4=88751+32+32=815860-124-71=665475-184×2=107440+756-80=1116676-413=263853+813-668=998470-(69+291)=110359-49-205=10531+370-356=45713-(545+108)=60968-396×2=17685+171-88=16882×3=24693+306+143=542219×8=1752303+116-171=248274-40=234567×(797-792)=283514+(223-75)=162193×4=772292-127=165236-28+220=42898-20×4=18386-(81+195)=110215×(147-143)=860467×2-428=506364-32×4=236404-(372-34)=66449-184×2=81823-713=110630+536+320=1486259-(929-789)=119271×3=813366-210=156210-(123+84)=3587-(826-726)=487208-156+49=101383-51×4=179176-74=102124×(107-104)=372336-32×3=240243×4+807=17794/6-2/6=2/6753-(357-87)=483408+219×2=8462/7+4/7=6/729×8=232832+39+513=1384578×9-910=4292168×5+792=1632957+(782-365)=1374986+246=1232852+(548-111)=1289931+315-812=434202+(366-15)=553619-92-191=33658×8+687=1151232×7-445=117968+292-146=214175+333=508302+874=1176103×9=92793+(473-20)=546154×5-509=261327-41+96=382351-21+792=1122387-(114+62)=21117+278+250=54576×2=152333+115=448689-119×2=451247+(272-111)=408902-646=256668+324+508=1500467+(364-309)=522370-102=268974-552+903=1325359+874+101=1334809+70×7=1299280×2+831=1391167+300=467918+625+641=2184155+288=443808-718-62=2851+210-21=24053+326-176=20386×4=344804+934-485=1253366+291+197=854459-115-323=21248-(133+38)=77303-(200-15)=118648+845-648=84550+258+990=1298657+83-466=274406-250+166=322897-570+563=890657-124×5=37336-100-219=17878+(707-494)=1091438-(292+31)=115136+833+559=1528285×(288-285)=855254-242+45=57219-(460-241)=0976-567+546=955131×2=26292×8=736887×2-642=1132462-432+310=340928+176×3=1456215-206+155=164833+68×7=1309222-185=37471×2-484=458294+73×5=659431-(489-68)=10122+220=342990-(254+701)=35905+135×6=1715569-(578-564)=555288+117×4=7565/7+2/7=1355+19+132=506252×2+263=767162+(928-775)=315217-(483-470)=204277-(791-730)=216727-538=18952+397-177=272175×3-421=104217+480+83=780254+(265-259)=260298-72×2=154555×7=3885449-(109+20)=320526+(669-608)=587326+109+146=581620-(174+154)=292734-682=5268×6+91=499471-75×2=321368+(191-117)=442812-70-259=483630+215=845839-(211+381)=247413-13×5=34885×6+784=12945/6-1/6=4/6297+172=469143-(68-41)=116360+113-49=424497+90+60=64777×8-543=73250-10×4=210568-(997-748)=319469-202=267731×(648-640)=5848387-(50+169)=168106+(901-718)=289807-218-94=495397-73×3=178140-113=27385-54×3=223759+241×3=1482756+229=985279-57-182=40476-178×2=120841+(489-410)=920867-(352-304)=819127×(393-387)=762308-(458-413)=263429-138+119=41016×2=32769-305-80=384245+(499-220)=524402-300=102158+59-109=108203+278=481189+299+113=601422-(213+73)=136260+251×2=762807×(430-427)=24211/4+2/4=3/4993-634+148=507231+39×9=582426-(352-259)=33319×9-131=40368-338+318=348348-18×2=312414-42×2=330387-263=12492×6-343=209121×(82-75)=84778+268-56=290793-287=506230+(72-50)=252701-175+677=1203226+45+327=59833×4+774=9064/8-1/8=3/8252+(500-396)=356470+523=993994+(415-31)=1378973-535=438913-256-127=530162+336=498622-(481+53)=88247×3=741236+696=932390-95=295202-(208-113)=107433+(953-421)=965669-(227-103)=54573+352=425392-(188+128)=76841-329×2=183442×6-476=217689+217×3=740654+(923-651)=926699-(786-415)=328797-139=658896-88-229=579531×3=159396×7+107=779301+157=458514+25+231=77020+228-76=172402+582-754=230950+481+176=1607569-22-107=440803+771+139=1713232×(268-265)=696405-235-75=95822×9-174=7224433+83×3=682120-39×2=42345-(400-270)=215749×(49-45)=2996766+765=1531442-161-144=137471-(195+172)=104553-147×3=112434-216-73=145457-72=385594+(749-537)=806902-27×5=767208-(32+124)=52911-338-454=119229×4-644=272224+(279-208)=295483-81×3=240274-15×8=154392+(350-349)=393438+14×9=564471-26×6=31565+213=27887+354=44118+469-323=164813-(51-39)=801127+437=564173×2=346193×3=579332-(604-497)=225947+270+450=1667923-203=720965-613-43=309641-(264+183)=194124+193-12=305196-(264-101)=33463-154+53=362465-226+44=283515×(855-847)=4120807-637-86=84210-47-108=55152+72×8=728137+27+489=653253-146+25=13287+70×6=507452-258+54=248332-(14+54)=264806×2=1612285-(175-65)=175940-(513+156)=271652+801-920=533183×2+376=742859-115×6=169414-304+294=404895×(81-74)=6265415-(83+294)=38365+166=531294-(349-217)=162581+44+464=1089492-(206+55)=231256-254+17=19186×5+29=95975×8+430=103046×(324-320)=18486+235=321756-719=37611+(274-114)=771169×5-569=276173+(672-214)=631880+272=1152467-148-42=277158-(139-105)=124388+40×9=748322-251=71915×7=64056/8-1/8=5/8457×9-875=3238436-90-311=35984-12-943=29960-78=882223-16-134=73274+124=398315-73-45=197134+116=250373+82+26=481813-24×3=741389×6=2334655-(250+156)=249164+968=1132260-17+59=302192-22-129=41910-287-517=10642×5-18=192922-871=51892+833=1725492-171+877=1198315+128=443275-210+275=340421×(787-781)=252618+196-11=203958-(660+201)=97835×3-435=2070756×2-694=818206×(175-169)=1236433-344=8936×8-28=260109×(111-108)=327207×3=621359-(716-566)=209463-(950-648)=161578×(932-929)=1734126×7-767=115116×(446-438)=928503-(781-320)=425/9+3/9=8/9349-(117+178)=54626-(16+144)=466615-(39+500)=76208+(428-197)=439223+155-106=272808-(343-54)=5191/7+3/7=4/7237-(66-44)=215410-(400-27)=37529+474-244=759465-(174+48)=243926-299=627199+(297-264)=232288+464=75267+244=311715×(556-552)=2860411-310+759=860783-43×4=611207×4=828368-61×5=63158+422+350=930495-193-250=52830-779+661=712118+147+127=392745+248=993351+88×7=967448-(191+34)=223643+813-472=98451×5+469=72427+427-81=373450-(37+96)=317509-264+681=926354+65=419912+668=158084×(350-347)=252336-56×4=112187+(992-409)=770156+372+462=990119×7-554=279306-(319-283)=270405+(219-31)=593202-(16+16)=170100×8+138=938331+164=495416-(258-235)=39312×2+72=96401-(72+247)=82679-(895-312)=96592-(109+383)=100438+117=555118+249×4=1114995+867=18622/8+6/8=1675-(99+234)=342469+(433-191)=711520-169×3=1318×7+481=607900-(660-208)=4482/3-1/3=1/3104×(204-197)=728900-134-721=453/6-2/6=1/6135-23×5=20983×6=5898795+832-605=1022937+495-78=135459+999-442=616855×3-653=191251+91+324=466499-15=484420×2=840259×(127-124)=777427+355=782182×2+419=783430-96-82=252434+19-363=90270-243+141=168391-29×8=159863-399=46470+71=141962-16×6=866211-141+142=212487+(263-261)=489147-75=7247×(251-242)=423805-(691+62)=52242×(425-420)=1210495-339+755=911292-151=141398×6=2388431-229=202487-160×2=167273-138=135340×2+878=1558660-527+718=851453-(262+187)=4461+(158-144)=475444-118×3=90128-75+296=349382-82-81=219157×2+310=624111+337+405=853410+508+655=157352+514+160=726468+(324-115)=677861-384=477904-(178+721)=5390-186-96=108467-276=19157+(178-86)=149396+35-55=376239+345×2=92985×3=255464×2=928285-(288-151)=148506-68×3=30283×(266-261)=415116+93×9=953506×6-262=2774344×2=688184+294-140=338423×5-305=1810992-465+115=642287×8-998=1298353×(904-900)=1412374×2=748934+513+352=1799822-29-129=664227+175=402195-67-83=45778×8-761=5463781×(85-78)=5467147-27-70=50199+245=444575-(940-404)=39430×(493-487)=2580143-91-41=1129+386+67=482869+48+77=99492×7=644375-256-116=3334-(36+126)=172743-95-473=175537×5-452=2233932-762+355=525623×(734-725)=5607775×8-954=5246667×(816-812)=2668356-88×4=4242+490+30=762839-268=571954+194+713=1861248+67+348=6631/6+3/6=4/6232-30×7=22893+918-870=94173+222=295530+625+107=126214+62+822=898145+90-14=221182+289=471319-133=186215×(127-124)=645188×4-712=40885-205+43=723785-258=527492-87=405869×4-216=3260467-(224+96)=14717+(500-161)=356786-30×2=726839-62+138=91545×(37-32)=225645-363+494=776619+(979-533)=1065984-246×2=49253+167-160=60417×9-525=3228288-39+108=357617-297=320860+(449-242)=1067306-39×7=33499-(253-161)=407225×(363-359)=900713×5=3565558×2=1116235+(942-30)=1147232-13-113=106831-(555-403)=67986+413=499101×5-346=15915+144+278=437101-87=14769×9-343=657873×9-486=171167-95-11=6126+245+485=756395-(417-325)=303892-803+701=790597+(930-472)=1055497×5-593=1892147×6=882904+456-592=76822×(258-254)=88618-75-45=498549×6=3294466×(727-718)=419435+382-99=318222-(353-213)=82479×2-360=598123+52+559=73428-(60-48)=16149×5-411=334478-270+28=236123×4=492958-(539+147)=272150-127=234/10+2/10=6/10107+121-22=206515-414=10189×6=534394-(685-302)=11126×(119-116)=378497-159×3=20890-231-226=433723-28×9=471113×(323-320)=339300+900-325=875136×2=272452+920+852=2224248-82+231=397471-390=8172+97-13=156101×8-620=188462-326=136861×(131-124)=6027909×7-117=624650+(351-187)=214762-217=545170+212×3=806849×5=4245948×(730-721)=8532357+82=439140×4-452=108341-94+266=513467-(249+133)=8521×(208-205)=63761+(783-100)=1444117×6=702226-24×6=82762-669+274=367693+63×7=1134390+302=692144-(189-120)=75313×(899-896)=939689-59×5=3943/6-1/6=2/61/5+2/5=3/5104+26=13084+330=414783-(124+250)=409149+293+141=583964+889+629=248258×(360-352)=464421-173=248911+(791-77)=1625474+(414-233)=655476+(877-308)=1045718-342-323=53424-146+206=484898×4-125=3467754-725+83=112269×3=807119×8=952289-(736-576)=129259-235+28=52604-345-249=10184+215-389=1085-15×4=25483-233=250