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155-70+91=689-105=214+232-96=634-45×4=216+(895-632)=285-115+293=921-(52+515)=145+259=436+(397-308)=851-94×5=940-877=18+(226-203)=224×(482-475)=616-(488+49)=477-(38+187)=780-56=661-420+970=294+58=404+658=666-51×8=960-729=817+873+112=3/8+2/8=417-100-56=704×(730-723)=62+(561-352)=155×2=476+483-575=209+272=12-12+282=413-313=352-(112-14)=209×7=18×(155-150)=156-113=835×(936-932)=4/8+3/8=17×9=565+222=285-(65+162)=769-36-693=102×(215-212)=337-159-67=408-(92+20)=306+138-110=691+90+780=673×3=187×5-685=687+103-482=558-(978-503)=102×(971-962)=59×(344-336)=141×(472-465)=63×(162-155)=631+794-842=666-454+388=111×2=171+252=90×2=237+112-129=502×(148-143)=380-65-186=426-10×4=841+42×8=375-(533-218)=450×2-773=546×5-617=192+124=465×6-992=186+176=483×(647-642)=367-173=766-(843-344)=474+(316-221)=494-(427+10)=66-(290-275)=461-361+39=598+977=794×6-57=601-382-122=70+25×3=892-418-207=704-11=702-378+792=79×5-87=123×3=321-(899-678)=213×(143-139)=653+36×7=161×3+128=209-119+207=518-21×3=182×3+24=314-203=136×7-923=101×4+270=989-624+380=436-214-212=387-289=846+686-789=413-(288-72)=799-84×7=154+(959-192)=436+248×2=205+659+538=339+150=165-(285-185)=401-74×2=418+948+749=386+674-230=991-645-35=14×4+381=824-337=222×(103-100)=935×9=638-117=1/7+3/7=16×(74-70)=117×8-329=445-163=21×5=697+(708-443)=154+546=675+(402-138)=138×(334-331)=735-(637-387)=241-53-48=766-(41+685)=215×3-546=55+425+577=205+183-125=77×(487-479)=195+516=896+153-344=164+780+213=471-168×2=823+30×7=239×3=323×3-67=329×2=868-327+67=746+137+377=151×4+87=386+(385-234)=474-364=305-15×3=358-(176-67)=808-516-147=208+(748-274)=315-284=54+156+709=17+(488-213)=997-994+491=865-(395+229)=487-423-22=323+44×2=326×2=249+112-316=72×9=458-30×6=428-34×9=218×4-752=146+310-124=159×2=627+817=96×8=813+386=111+320-396=75×2+441=360-48+82=458-(364-335)=370×2=497-387=935-541-393=351-339=140×(287-281)=4/7-3/7=423-(271-190)=444-253+79=492-214+37=405×2-443=263+215=4/8-2/8=332×3+414=304-173+309=475-320=122×(391-387)=317-(309-254)=311×5-940=212+(141-118)=797×3-624=306-58×2=195+(216-200)=122-104+120=806-252=242×2+127=666×3-892=405+(456-98)=104+202+394=618-(111+345)=422-66×3=693-149×2=727-252-197=581×4-390=768-(909-150)=55+227=395×2-566=177+204=241+131=168×3-218=335-(297-108)=462+88+710=295+188=106×6=161+567+264=51×9+202=152-70+250=348-30×3=398-(108+152)=26×(424-416)=496-(394+67)=981×(83-80)=596+519+158=395-254+42=224+255=350+(484-16)=331-139-36=332-171-100=41+(339-45)=327-145×2=92+107+40=525×(837-828)=664+(971-540)=319+102+540=161×3-298=678-533-95=775+609-923=401-(375-221)=821×2=333-45×2=978-43×7=527×(277-268)=157×3+238=457+(371-273)=796-511+997=311-(342-334)=57×6=753-153+712=451-(308-29)=407-(461-195)=364-81=268×2-271=395+(365-297)=163-103+280=475-34×6=99-34×2=792-12×9=423×2=117-(17+25)=982+605=336-95-171=909-(679+176)=871+(619-68)=202+12-91=373+791-597=432×(82-74)=177+232-19=112×6=806×4=805-(780-572)=417-15-147=486×2-489=585-(100+114)=859×(755-750)=914×(286-279)=181×(50-47)=500-(204+280)=4/7+2/7=304+(488-413)=329-225=49+84-63=461+96+244=913-680+432=807+38+131=354-292+357=2/8+3/8=19×7+293=198+324+78=129+33×5=967-(765+181)=83×8-565=193-170=224+167=826-(145+462)=41-(243-235)=605×4=135×6=58×2-12=753-524-85=443-(371+57)=213+(758-644)=707-62×9=345-158=850+(941-560)=217+159-81=63×5+223=385-110=101×(382-377)=35×(728-722)=743×6=456-295+16=425+525+932=132+838+890=216+24×8=755+605-768=346-160-166=190-(276-192)=796-(162+209)=422+(629-167)=956-122×6=541-315=31+408+404=371-164=203+17-136=477-159-139=310+160=195×5-901=662-524=855-(207+587)=885+432+563=691-291=50×6-300=695+(664-647)=225+123×3=560-(645-637)=871-(706-695)=759-556=781-235-87=467-50×9=164+62=948-151+255=457+(280-243)=888+310×3=486-173=60×(142-133)=759×7-183=76×5=468-(30+220)=543-458+178=498-143=450-85-49=307×3-678=342-(36+74)=100×(301-298)=637+(664-97)=788+834+317=326+179+262=327+298=42+326+370=128+(204-96)=566+184=810-12-588=434-105=452-(265+109)=547×(27-21)=873-(920-465)=183+257=328×3=839-810=417×(889-883)=387×9-926=3/8-2/8=955-(784-352)=829+978=119×4=375-(260+109)=337+342-137=151-(441-329)=455-(92+124)=123×9-523=437+137+160=486+166=406-(102-77)=195-17-84=969+361-50=154+(346-58)=71×3=697×9=650-(779-632)=854-23-16=164+331-229=875-(295+407)=281×7=147+86×5=857+(936-216)=148+253=159+(842-369)=12+41=734+125-58=434-113×2=516+(704-99)=426-25×5=834-430-108=989-(125+311)=44×6=354-262+136=127-(39+74)=682-(991-382)=309×5-315=254+382=282×2=351-57×4=697-302-53=259-221+322=235-30-152=584+131-59=936-(389+82)=245+451+190=360-(718-477)=2/6-1/6=878×9-748=130+(210-123)=296+123+200=642+(137-83)=164×4-87=465-11×2=29-(349-324)=312×3=488-65×4=469+128×3=183+290=589+306=750-402-188=541×3-163=293-254+327=81×4-308=174+332+345=154×3-176=74×3+995=29×4=58×9=642×2=370+(390-178)=572-289=158+(750-433)=732-(525-198)=173×(485-481)=149+19×4=588×6=183+(277-61)=659+414-752=787-125×2=819×2-444=320×3-918=652-494-102=563-24×9=194-170+349=384-113-211=974-36×2=684-138+87=57+108=370-49×6=873-749+196=131×7+75=441-21-195=160-119+28=125+249=330-(181+89)=223×3=626-81-230=6/9-3/9=888-243+845=844×5=435-(34+22)=39×9=866×(894-885)=264-35×2=753-(525-250)=964+(532-409)=639-13×7=421+312=777+829-13=428-(213-144)=828-801+146=356+(309-102)=629-95×4=226+(263-240)=358+48×2=746×5=306+496×2=176+64+990=776-405=612×4-451=54+261+334=3/6-1/6=2/3-1/3=3/6+2/6=214+129=248+528+217=771-267+241=126+18×4=189×3-291=114+(458-193)=321-(168-75)=334+(225-218)=203-50×4=871×9=56×(38-29)=557-362+342=134×(321-318)=823+191-502=598-(885-538)=133+920-594=591-(242+137)=968-211×3=798×2=467-(23+233)=288-242+366=70×4-72=847-(238+482)=893-178-543=550+103+332=632+853-853=433×2-756=899×2=601-(771-187)=366-213=73+93+802=429-106-199=219+221=417+30-439=38×4+426=379-(358+14)=147×(661-657)=986×(173-167)=107×(483-476)=120×2-132=254-175=409×2=123+160=621-274-130=487+44+981=872-(335+444)=353+(304-242)=478-260=282-171+382=78×5=468-285-50=749-(175+91)=134×(51-46)=144×5+218=608×(139-133)=120×7-122=227-212=411-(43+321)=633+495+682=28×8-170=888+938-727=263-94=291-24×8=246×(245-236)=150×3+625=372-235=254-104+244=530+150=660+(789-323)=180×4+74=3/5-2/5=319-10-40=974-142×5=643-(139+146)=390-60×4=445-(273+171)=83×8=177×4=940-459×2=338+76+425=271×(873-868)=255-(355-208)=279-14+125=294+104=227+472×2=414-(172-159)=379-107=905-(181+465)=854+492×2=871+521=739+155=309-71=354-310+156=324-(87+14)=112×6-474=138×(173-166)=586+507+607=348+175×3=409×4-16=74×8+724=579×(347-344)=771+34×7=45×9=112×(428-420)=658-47-488=924-811=388+512-228=780-379=337-106×3=158+(282-120)=991+390+392=231+249+465=952-412×2=150+46×9=110×4+92=464+821+687=19+292+639=398-15-172=860×9-153=192-(65-46)=440×2=320+77+40=876-(697-589)=441-(311+42)=392-(452-93)=407+(789-627)=189×(559-550)=21×2=390-(330-157)=56×4-223=484-134×3=385-265-25=639×(591-583)=50+390×2=386×2+577=572-(592-81)=420+602=385-(89+192)=786-(835-195)=301-(445-287)=416-(199+156)=488-12=187+69×2=602-(654-434)=266+600+59=120×2+851=650+995-695=100+79×2=7/10+3/10=850-737=754-444-271=50+279+12=387+(316-118)=373+878-827=174+(258-43)=930-388=207-114+42=602-12×4=132+316+511=356+82×7=171+46+104=97×6-333=952-107-497=452-76-352=2/10+5/10=761-181×4=184+104=715-123×3=663-(313+153)=106-42=1/5+2/5=142×(415-411)=271+121-156=927×3=116+300×2=273-46×5=159-154+126=714-227=255-24-207=259-83=260+133-383=460-318+42=195+207=832+500=86+403×2=268-44-158=285-(323-184)=434+144=522×3-674=820-(556+154)=330+160+103=937-(534+268)=233+(462-58)=817+18×6=578-(408+78)=152-52=268+213-461=4/6-1/6=124-(486-413)=494-(177+72)=375×5=780×(366-361)=345-(518-326)=739+93-400=104×2+436=477+16-449=991-(816-466)=157+180-120=378+73=997-14+392=54+(287-203)=252+117-267=989+29-560=973×(252-246)=774-312-145=84×8-569=115-(37+57)=417+636=387+80+321=51×(256-248)=530-(488+13)=40+39=980-(565+124)=255-(137-92)=573+75×5=406-(145+256)=671+(445-33)=105+187=192+53=468-(165+42)=264-(340-176)=3/9-1/9=125×8+377=812+(443-418)=256+(323-97)=894-(60+349)=829-13×9=588+433-48=951+630-86=530+205+245=86+175=418+(414-110)=137+75-81=858-207-528=253+237+339=351+116-357=439-245-88=847-(979-862)=336-115+44=199-17×6=484-(638-235)=944-192×2=126×6=218×(171-168)=600-98-409=809-784=159+608-534=489-130-187=280+48-25=80×3=393-(424-216)=371-61-84=257-60×4=566×7-182=822-165+385=182+434=161×(213-210)=30×7-63=166×6+890=457×6=774-140-36=104×9-235=50×8+268=494-160-212=227+87-138=559×8-964=284×6-583=516-138+158=354+29-50=949-889=484-469=802-233+523=519+434+698=4/7-1/7=88×(392-387)=461+649+289=96+458+623=362-78-32=1/8+3/8=816×9-857=156+128-276=2/4-1/4=65×3+428=865-75×9=467-201-222=33+447-224=176+452=210-32×2=405-75×3=574+359+108=787-78-118=590-98×2=293-147=170×5-539=495+322+141=403+(655-400)=527×(677-669)=671×8-194=837-255+270=841+(725-614)=188×(162-158)=198×(209-206)=621-47+82=383-323+294=578-387+719=331+61-217=210+(402-41)=537-(70+97)=412×4=123+288-46=419-(263-72)=281+15+41=440-35-127=678-192=930-357-497=355+(254-241)=167+679+83=947-20+363=272+500+43=299+382=2/7+3/7=745-554+432=304×3+547=452+882-670=777+(911-481)=229+167=66+347-119=307+904-511=989-190=793×7-134=202-169=977-205+517=539+265+20=7/10+2/10=361-194=230-(266-129)=422-(17+198)=969×3=929-112×3=195-130+409=430-430+428=417+(345-228)=196-49×3=237+134=80×5+35=829-(801-287)=763-102×6=496+377+12=145×5+340=929-455+961=243+173×4=728-(346+71)=105×(225-221)=535-(38+123)=610×4=219×(496-492)=188+266-265=参考答案155-70+91=176689-105=584214+232-96=350634-45×4=454216+(895-632)=479285-115+293=463921-(52+515)=354145+259=404436+(397-308)=525851-94×5=381940-877=6318+(226-203)=41224×(482-475)=1568616-(488+49)=79477-(38+187)=252780-56=724661-420+970=1211294+58=352404+658=1062666-51×8=258960-729=231817+873+112=18023/8+2/8=5/8417-100-56=261704×(730-723)=492862+(561-352)=271155×2=310476+483-575=384209+272=48112-12+282=282413-313=100352-(112-14)=254209×7=146318×(155-150)=90156-113=43835×(936-932)=33404/8+3/8=7/817×9=153565+222=787285-(65+162)=58769-36-693=40102×(215-212)=306337-159-67=111408-(92+20)=296306+138-110=334691+90+780=1561673×3=2019187×5-685=250687+103-482=308558-(978-503)=83102×(971-962)=91859×(344-336)=472141×(472-465)=98763×(162-155)=441631+794-842=583666-454+388=600111×2=222171+252=42390×2=180237+112-129=220502×(148-143)=2510380-65-186=129426-10×4=386841+42×8=1177375-(533-218)=60450×2-773=127546×5-617=2113192+124=316465×6-992=1798186+176=362483×(647-642)=2415367-173=194766-(843-344)=267474+(316-221)=569494-(427+10)=5766-(290-275)=51461-361+39=139598+977=1575794×6-57=4707601-382-122=9770+25×3=145892-418-207=267704-11=693702-378+792=111679×5-87=308123×3=369321-(899-678)=100213×(143-139)=852653+36×7=905161×3+128=611209-119+207=297518-21×3=455182×3+24=570314-203=111136×7-923=29101×4+270=674989-624+380=745436-214-212=10387-289=98846+686-789=743413-(288-72)=197799-84×7=211154+(959-192)=921436+248×2=932205+659+538=1402339+150=489165-(285-185)=65401-74×2=253418+948+749=2115386+674-230=830991-645-35=31114×4+381=437824-337=487222×(103-100)=666935×9=8415638-117=5211/7+3/7=4/716×(74-70)=64117×8-329=607445-163=28221×5=105697+(708-443)=962154+546=700675+(402-138)=939138×(334-331)=414735-(637-387)=485241-53-48=140766-(41+685)=40215×3-546=9955+425+577=1057205+183-125=26377×(487-479)=616195+516=711896+153-344=705164+780+213=1157471-168×2=135823+30×7=1033239×3=717323×3-67=902329×2=658868-327+67=608746+137+377=1260151×4+87=691386+(385-234)=537474-364=110305-15×3=260358-(176-67)=249808-516-147=145208+(748-274)=682315-284=3154+156+709=91917+(488-213)=292997-994+491=494865-(395+229)=241487-423-22=42323+44×2=411326×2=652249+112-316=4572×9=648458-30×6=278428-34×9=122218×4-752=120146+310-124=332159×2=318627+817=144496×8=768813+386=1199111+320-396=3575×2+441=591360-48+82=394458-(364-335)=429370×2=740497-387=110935-541-393=1351-339=12140×(287-281)=8404/7-3/7=1/7423-(271-190)=342444-253+79=270492-214+37=315405×2-443=367263+215=4784/8-2/8=2/8332×3+414=1410304-173+309=440475-320=155122×(391-387)=488317-(309-254)=262311×5-940=615212+(141-118)=235797×3-624=1767306-58×2=190195+(216-200)=211122-104+120=138806-252=554242×2+127=611666×3-892=1106405+(456-98)=763104+202+394=700618-(111+345)=162422-66×3=224693-149×2=395727-252-197=278581×4-390=1934768-(909-150)=955+227=282395×2-566=224177+204=381241+131=372168×3-218=286335-(297-108)=146462+88+710=1260295+188=483106×6=636161+567+264=99251×9+202=661152-70+250=332348-30×3=258398-(108+152)=13826×(424-416)=208496-(394+67)=35981×(83-80)=2943596+519+158=1273395-254+42=183224+255=479350+(484-16)=818331-139-36=156332-171-100=6141+(339-45)=335327-145×2=3792+107+40=239525×(837-828)=4725664+(971-540)=1095319+102+540=961161×3-298=185678-533-95=50775+609-923=461401-(375-221)=247821×2=1642333-45×2=243978-43×7=677527×(277-268)=4743157×3+238=709457+(371-273)=555796-511+997=1282311-(342-334)=30357×6=342753-153+712=1312451-(308-29)=172407-(461-195)=141364-81=283268×2-271=265395+(365-297)=463163-103+280=340475-34×6=27199-34×2=31792-12×9=684423×2=846117-(17+25)=75982+605=1587336-95-171=70909-(679+176)=54871+(619-68)=1422202+12-91=123373+791-597=567432×(82-74)=3456177+232-19=390112×6=672806×4=3224805-(780-572)=597417-15-147=255486×2-489=483585-(100+114)=371859×(755-750)=4295914×(286-279)=6398181×(50-47)=543500-(204+280)=164/7+2/7=6/7304+(488-413)=379329-225=10449+84-63=70461+96+244=801913-680+432=665807+38+131=976354-292+357=4192/8+3/8=5/819×7+293=426198+324+78=600129+33×5=294967-(765+181)=2183×8-565=99193-170=23224+167=391826-(145+462)=21941-(243-235)=33605×4=2420135×6=81058×2-12=104753-524-85=144443-(371+57)=15213+(758-644)=327707-62×9=149345-158=187850+(941-560)=1231217+159-81=29563×5+223=538385-110=275101×(382-377)=50535×(728-722)=210743×6=4458456-295+16=177425+525+932=1882132+838+890=1860216+24×8=408755+605-768=592346-160-166=20190-(276-192)=106796-(162+209)=425422+(629-167)=884956-122×6=224541-315=22631+408+404=843371-164=207203+17-136=84477-159-139=179310+160=470195×5-901=74662-524=138855-(207+587)=61885+432+563=1880691-291=40050×6-300=0695+(664-647)=712225+123×3=594560-(645-637)=552871-(706-695)=860759-556=203781-235-87=459467-50×9=17164+62=226948-151+255=1052457+(280-243)=494888+310×3=1818486-173=31360×(142-133)=540759×7-183=513076×5=380468-(30+220)=218543-458+178=263498-143=355450-85-49=316307×3-678=243342-(36+74)=232100×(301-298)=300637+(664-97)=1204788+834+317=1939326+179+262=767327+298=62542+326+370=738128+(204-96)=236566+184=750810-12-588=210434-105=329452-(265+109)=78547×(27-21)=3282873-(920-465)=418183+257=440328×3=984839-810=29417×(889-883)=2502387×9-926=25573/8-2/8=1/8955-(784-352)=523829+978=1807119×4=476375-(260+109)=6337+342-137=542151-(441-329)=39455-(92+124)=239123×9-523=584437+137+160=734486+166=652406-(102-77)=381195-17-84=94969+361-50=1280154+(346-58)=44271×3=213697×9=6273650-(779-632)=503854-23-16=815164+331-229=266875-(295+407)=173281×7=1967147+86×5=577857+(936-216)=1577148+253=401159+(842-369)=63212+41=53734+125-58=801434-113×2=208516+(704-99)=1121426-25×5=301834-430-108=296989-(125+311)=55344×6=264354-262+136=228127-(39+74)=14682-(991-382)=73309×5-315=1230254+382=636282×2=564351-57×4=123697-302-53=342259-221+322=360235-30-152=53584+131-59=656936-(389+82)=465245+451+190=886360-(718-477)=1192/6-1/6=1/6878×9-748=7154130+(210-123)=217296+123+200=619642+(137-83)=696164×4-87=569465-11×2=44329-(349-324)=4312×3=936488-65×4=228469+128×3=853183+290=473589+306=895750-402-188=160541×3-163=1460293-254+327=36681×4-308=16174+332+345=851154×3-176=28674×3+995=121729×4=11658×9=522642×2=1284370+(390-178)=582572-289=283158+(750-433)=475732-(525-198)=405173×(485-481)=692149+19×4=225588×6=3528183+(277-61)=399659+414-752=321787-125×2=537819×2-444=1194320×3-918=42652-494-102=56563-24×9=347194-170+349=373384-113-211=60974-36×2=902684-138+87=63357+108=165370-49×6=76873-749+196=320131×7+75=992441-21-195=225160-119+28=69125+249=374330-(181+89)=60223×3=669626-81-230=3156/9-3/9=3/9888-243+845=1490844×5=4220435-(34+22)=37939×9=351866×(894-885)=7794264-35×2=194753-(525-250)=478964+(532-409)=1087639-13×7=548421+312=733777+829-13=1593428-(213-144)=359828-801+146=173356+(309-102)=563629-95×4=249226+(263-240)=249358+48×2=454746×5=3730306+496×2=1298176+64+990=1230776-405=371612×4-451=199754+261+334=6493/6-1/6=2/62/3-1/3=1/33/6+2/6=5/6214+129=343248+528+217=993771-267+241=745126+18×4=198189×3-291=276114+(458-193)=379321-(168-75)=228334+(225-218)=341203-50×4=3871×9=783956×(38-29)=504557-362+342=537134×(321-318)=402823+191-502=512598-(885-538)=251133+920-594=459591-(242+137)=212968-211×3=335798×2=1596467-(23+233)=211288-242+366=41270×4-72=208847-(238+482)=127893-178-543=172550+103+332=985632+853-853=632433×2-756=110899×2=1798601-(771-187)=17366-213=15373+93+802=968429-106-199=124219+221=440417+30-439=838×4+426=578379-(358+14)=7147×(661-657)=588986×(173-167)=5916107×(483-476)=749120×2-132=108254-175=79409×2=818123+160=283621-274-130=217487+44+981=1512872-(335+444)=93353+(304-242)=415478-260=218282-171+382=49378×5=390468-285-50=133749-(175+91)=483134×(51-46)=670144×5+218=938608×(139-133)=3648120×7-122=718227-212=15411-(43+321)=47633+495+682=181028×8-170=54888+938-727=1099263-94=169291-24×8=99246×(245-236)=2214150×3+625=1075372-235=137254-104+244=394530+150=680660+(789-323)=1126180×4+74=7943/5-2/5=1/5319-10-40=269974-142×5=264643-(139+146)=358390-60×4=150445-(273+171)=183×8=664177×4=708940-459×2=22338+76+425=839271×(873-868)=1355255-(355-208)=108279-14+125=390294+104=398227+472×2=1171414-(172-159)=401379-107=272905-(181+465)=259854+492×2=1838871+521=1392739+155=894309-71=238354-310+156=200324-(87+14)=223112×6-474=198138×(173-166)=966586+507+607=1700348+175×3=873409×4-16=162074×8+724=1316579×(347-344)=1737771+34×7=100945×9=405112×(428-420)=896658-47-488=123924-811=113388+512-228=672780-379=401337-106×3=19158+(282-120)=320991+390+392=1773231+249+465=945952-412×2=128150+46×9=564110×4+92=532464+821+687=197219+292+639=950398-15-172=211860×9-153=7587192-(65-46)=173440×2=880320+77+40=437876-(697-589)=768441-(311+42)=88392-(452-93)=33407+(789-627)=569189×(559-550)=170121×2=42390-(330-157)=21756×4-223=1484-134×3=82385-265-25=95639×(591-583)=511250+390×2=830386×2+577=1349572-(592-81)=61420+602=1022385-(89+192)=104786-(835-195)=146301-(445-287)=143416-(199+156)=61488-12=476187+69×2=325602-(654-434)=382266+600+59=925120×2+851=1091650+995-695=950100+79×2=2587/10+3/10=1850-737=113754-444-271=3950+279+12=341387+(316-118)=585373+878-827=424174+(258-43)=389930-388=542207-114+42=135602-12×4=554132+316+511=959356+82×7=930171+46+104=32197×6-333=249952-107-497=348452-76-352=242/10+5/10=7/10761-181×4=37184+104=288715-123×3=346663-(313+153)=197106-42=641/5+2/5=3/5142×(415-411)=568271+121-156=236927×3=2781116+300×2=716273-46×5=43159-154+126=131714-227=487255-24-207=24259-83=176260+133-383=10460-318+42=184195+207=402832+500=133286+403×2=892268-44-158=66285-(323-184)=146434+144=578522×3-674=892820-(556+154)=110330+160+103=593937-(534+268)=135233+(462-58)=637817+18×6=925578-(408+78)=92152-52=100268+213-461=204/6-1/6=3/6124-(486-413)=51494-(177+72)=245375×5=1875780×(366-361)=3900345-(518-326)=153739+93-400=432104×2+436=644477+16-449=44991-(816-466)=641157+180-120=217378+73=451997-14+392=137554+(287-203)=138252+117-267=102989+29-560=458973×(252-246)=5838774-312-145=3178