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107-(158-52)=456×6-362=543-28×7=139-(45+33)=532+23-394=800-764=34×3+127=986-(441+409)=311×2=80-21+413=886-(583-144)=838×3-366=810+556=987+869+508=139×6-621=343-(152-106)=306-284+224=177+93-249=125-(444-376)=552×5=302+197+406=622-209+530=221-152+76=367×8-263=465×5-647=290-35-202=816-(50+715)=81×6-358=424-117=603+366=136+(471-115)=764×3=876+267×2=310-(114-67)=776-449=454-(131-63)=211×2=51×(191-187)=909-185-715=454+146=978-128=169+67=225×3=837-825=573-30×7=4/6-2/6=281+307-342=1/8+2/8=893-209-509=215-106×2=778×(131-122)=586-145+707=323-186=436+161+623=319+290+246=397×(378-372)=134×5=492-462+14=994+123+145=720+(691-506)=907×2=247+60=262-152-17=64+438+227=279-(177-15)=354-(209-119)=981-(775-516)=142+61×2=149×5-241=152+296+440=472-387-75=232×2+77=960+41×8=280+133=116×3+311=16+407+490=81×5+265=332-102×2=43+455-467=971+503+91=669+768-769=179+156-273=564+(708-492)=479-323=470-156=404-194-44=379+(999-764)=141-18×6=434-57×3=269×2+435=150+107+244=226-11=336+(340-334)=345+(453-104)=685-(641-78)=951-160=290×2=181×5-68=439-(269+117)=222×3-262=97×9=79+651+219=60+(233-181)=702-51-428=631-38×7=140+74=541-373+458=293-(691-603)=497-107-348=377-38-133=43+57+820=221-27+141=312+486=725-177×3=416×6=213×2=70+335-94=460-32-199=478-13×8=939+231×2=497-58-372=248+143+503=420×8-398=186+420+274=493-365=373×2-270=87×(477-473)=454-(111+92)=202+894+561=552-27×8=423+143-99=38×9-297=474×8=747-134×4=271+437+186=342-75=260-152=231×3=290×9=23×2=27×7+28=11×(421-417)=14+(452-389)=342+779-299=412-(124+219)=158+297=639-(427-332)=504+373-27=144+252=242-(477-354)=544-84×2=996-96×2=249+129+178=952-229-321=330-(359-143)=302+20×4=789+294×2=430-(73+98)=729-284+604=640-449=745×(390-387)=428+228+224=143+(144-84)=308+823+369=389-24×9=89×9=78+(406-335)=591×6=642-73×3=322-18-40=394-(160+182)=247×9=75×(679-671)=136+497=318×(435-432)=383+226=682×(299-294)=248-96=331-(415-394)=37-13+253=210+253=780+849+708=351-131=734×9=275-78+261=501-243+796=324+(427-20)=370+63×5=723+391-208=36+115=1/3+2/3=410-(75+10)=29×3=650×(18-11)=991-98+562=48×8-268=294-132+102=556+771-231=523-455=637+504-560=443-68-221=530-57-464=837-101×8=61×9-507=984-399-63=115+322=112×(153-148)=312-26×2=431-68×4=51×(727-721)=159+(500-95)=81×3+303=3/8+4/8=221×3+89=128×(36-31)=471-(326-172)=72×(312-309)=380-351=661-(824-539)=220×2=556-(103+292)=261-260+64=848×5-811=595+(910-275)=438+227-521=232+155-78=261×2+477=468-348+79=931-358+145=411+403=276×2+659=3/6-2/6=590+978+306=120×5=934-(692+238)=490-234×2=434-115-86=873-(958-810)=310-172=288+496+730=616-87=328×3=302-63-114=291+45-29=745+913-828=418-(145+76)=187-174+946=63+256×3=761-276-133=81+364+237=24×3+89=404-328=437+747=826-(653-429)=781-282+626=580×9=665×(722-717)=395×(621-612)=635-(359+267)=821-126+868=923-910+685=167×4=381-268=468×2-789=336+(427-57)=396+(199-156)=219+27×3=996-(639-99)=15×(492-485)=875+246=252+43×9=411+37×9=273-273+25=278×5=400-(171+22)=103×(355-346)=111×5-363=671-(939-750)=125×5+193=424-150-143=287+898=445-(42+61)=286×3=934-576+207=124-(29+86)=393+370+155=623-65×2=388×3=260×3-721=305+376+498=685-429=96×6+375=746+463-724=313+(229-198)=627×2-69=467+(582-287)=57+82+177=287-(257-243)=57+406-56=874-407+304=113-14×5=57+17×5=264-(222+38)=569-167-194=409+59+410=479-41×7=404+729=791×(770-761)=721+478+66=430+19-323=277+67-23=394-368+207=910-(702+141)=519+665-238=896+149×5=169-(73-69)=186-98+197=215-96=244-(16+139)=492-55+39=215-(393-310)=682-57-67=215×2+337=251×(307-304)=717-107-309=673+436-896=251+(402-173)=767+(515-447)=611-(277+301)=986-(186+225)=14+54=173+347=448-99+423=249×4+359=324-269+235=297+241+203=897-542=504-(455-288)=278-41×5=204-49-16=166-46=324×8=192-148=136×3=112+167+474=280+137-22=832+(303-35)=443-247=14+41=770×4=54×(120-116)=758×9=443×7-618=1/5+2/5=210+186-83=923×(52-48)=40+39=658-41-581=590-64×8=4/8+2/8=120×7-286=721+808-969=154-14×4=548+(496-301)=189+(364-314)=338+68-209=387-114-89=10×5=652-391-52=486-(87+47)=832-(51+124)=72+214=453+655=563-(596-57)=207+208×4=220+457=124+268=210-(236-77)=294-67×4=298×3-685=234×6-613=763-(372+199)=147×3-277=815-225+644=757+(161-136)=317-(298-208)=136×4+146=406-(130+221)=771-(95+534)=162-141+17=494+191=481-332=135×(390-386)=719-(306+135)=451-(352+71)=489-126=573-529+752=382-40×9=918-245=433-409=758+50+863=641-228-321=206+893+414=526-(452-400)=167×4-516=346-167+315=181×3-433=394+378-30=232×4=2/5-1/5=37+136=662-51-376=287+129-178=69+318+573=275×2=378-(114+93)=545-208=425+(471-121)=553-(478+24)=912-178×3=88+53=127×4+81=439-(272-173)=405-123×2=95+(986-661)=361-(135+48)=530-94-362=478×2=401+(902-108)=927-197-183=20+(903-481)=598×7-604=514-42×6=252+53×3=684+(847-362)=413-386+154=126×4-397=214×(186-183)=28+70=382×2+89=324+469+206=487-331+188=866-(229-160)=426-127-127=184+625+596=383×2+159=567×3-43=886×(841-837)=113×3-327=590×(137-129)=797-335=201×3=429+55×5=151+502-181=299×3=50+15×6=970-(611+33)=351+(345-123)=394-(136+214)=663+297+823=23+412-121=584-259×2=153+340=579+108-536=278-(130+38)=2/4-1/4=789+243=355+(324-319)=665-(499-128)=658-92×4=301-24=339-47×6=437-406=465+321+72=796-346+700=495-23×8=324+111×6=45+240=369+100-291=439-371=188+847=917-(315+476)=488+336-737=320-(110+110)=398-(812-540)=190+281=896+594-754=838-585+157=451-(35+181)=821×7-438=349-205+137=254+973-810=150-16+33=281-34=102×(789-786)=985-80×2=200×(407-404)=481-(140+200)=222+275=705+256+11=505-18-397=501+157×4=27+342-40=260+149-20=168×5=293×2-481=405-(119+233)=298×(425-422)=972-720-51=417×2-130=291-111=828-591=971+962-601=283×3-616=478-(285+153)=31×(297-290)=871-46-99=365-(325-295)=778-(67+205)=393-35×7=311-(154-51)=964+604+893=945+650-685=21+29+10=379-40+326=524+(798-561)=500-(229-154)=2/8+3/8=274+531=744-57-565=464-57×3=852-266×3=749-375-171=76×8+147=78+457+35=795×(309-301)=436+(114-61)=24-(399-384)=104+335-336=61×(441-432)=66+229-217=302-281+202=168×(271-268)=190×2-15=359-15×3=14+155-83=418+691-210=257+179-404=260-(499-343)=2/9+5/9=64×(53-44)=719-(484-87)=995×(846-838)=913+366-74=4/6-1/6=3/7-2/7=453-41-180=471-240-18=487×(853-850)=157-14+152=547-(958-491)=503+233=563×7-897=495-(374-309)=443×2=1/6+2/6=923-(891-591)=274+265+787=975-577-34=220-25×8=478×2-917=861-823=47×(146-137)=65+249=71+350=76+56=113-16-27=753-36×4=87×6=181×3=42×3+198=287+901=890×9-81=443+554+366=360+(658-271)=98×(443-437)=729+(976-260)=806-96×3=538-264=276+77=926-893+200=484-29×3=947-257-74=653×2=127+(456-62)=411-120×2=898×(25-21)=125+126=204×3-592=424-(343+42)=452-(20+56)=597-66×2=694×6-561=694-129×2=297-274-13=813-(600+158)=648-272=450-185×2=359-328+162=158+469+72=234+741+945=495-(57+209)=155-(238-112)=397×(746-742)=134+84-180=301+154×2=169+334-163=524+(954-457)=717×7=7/9+2/9=942-(242+452)=160×(270-264)=97+(374-60)=490×4=672-148-172=565-154-229=58×8-52=802+702+198=233×4=108+989-183=741-266-82=724-(614-278)=294×8=3/5-2/5=348-95+40=503-(380+75)=488+(315-182)=85×(55-48)=369×8-423=223-99×2=4/7-1/7=634-517+223=183-87=154×(321-317)=231+103=855×3-312=642-309+905=902+(926-622)=147-12×6=475-361+82=228×(204-201)=472-67-256=369-130×2=522×2=248×3-585=282-62=230-11=959-415+69=325-250=459-109-89=486-468+284=166+(397-279)=865-718-70=286-159=138×2=395+(902-53)=878-237=201-87-23=715+756+362=823+387-350=200×2-239=105+299+260=847+14×4=112+(272-61)=1/4+2/4=609-233+593=210-31=290+(393-214)=949+(760-59)=411+(893-814)=175+222×2=210×3+797=229-(181-33)=285+(337-176)=310+371+188=573×7-202=123-(250-237)=786+(577-140)=336-37×6=127×5=25×2+239=984-892+850=275+34+16=334-33-59=415-278+163=773-555=831×9=113-26×2=402-(142+179)=42×(21-12)=825-(103+644)=183+266-368=140×6-634=358-(342-243)=752+329+183=483-277-119=987-250=514-(255+174)=676+(832-66)=403-30×3=935+973+598=976-(505+457)=171×(399-396)=467+(182-33)=107+269×3=256+141-90=393×5-108=395-(461-76)=221+167=109×(118-110)=315-111=4/7+2/7=450-(213-183)=352-112×2=204-(272-89)=910-35×4=2/5+3/5=167-(72+77)=678×7-696=274-(137-49)=477-334-33=88×7+294=418×4-129=230×2-382=75+541+267=862×4=436×2=566-(80+382)=410-174+235=283+91=366-81×3=510×9=298-(751-741)=21+33=349-65×3=154×(477-473)=472+43×5=188+367=671+427×2=30×4=269+533=238+68=291+89=985-20×4=62+161-195=83×(44-35)=222+216-200=82+(25-17)=920-(660+254)=188×3=747-177=4/8-1/8=398-(30+275)=228-56=64+204-49=728×2=491-81-298=301-(153+125)=253×3+454=382-119-163=54+273=80×2+229=175+208-295=296-(148+61)=305+52=506+(627-71)=449+388+55=412-292=407×(852-846)=682×4-551=840+(764-275)=422-(426-344)=145+144×5=265-(839-743)=476×4-417=470+(443-385)=970+640=596-(939-788)=376-17+480=525+(843-686)=392+(963-626)=230+228=216-44=54+430-422=113×6-158=408-319+410=481+110×4=90+296-162=31×2+158=534-494=31×8-188=661+222-276=597-(151+414)=644×(704-696)=868×(356-349)=123+(38-10)=146×2+494=168×6-111=309×7-858=438+96+168=374+258+43=299+490=170+329×2=528×(647-643)=631×(572-567)=750-340-276=2/3-1/3=11+257×2=264×3+53=6/7-1/7=744×7-455=248-(55+167)=386+(325-299)=179×(947-940)=613-129+529=60×5=186-(736-701)=512-307+124=160×(191-185)=41+181+284=180×5-518=837-(273-99)=190×2=111+263-225=293+(693-613)=119×(604-598)=445-128×2=721×(589-581)=492-377=763+642+88=160+629+354=429-344=14+(399-87)=42×2+723=99×8=798+239=37+934+915=296+198×3=162×(200-195)=852-746+865=53-(117-100)=489-(74+388)=364×4-798=349-259-13=626-(947-369)=455-(325-227)=193+(52-17)=79×(444-439)=977-310×2=113-94+150=432-158-60=660-15-435=3/5-1/5=456-160-246=参考答案107-(158-52)=1456×6-362=2374543-28×7=347139-(45+33)=61532+23-394=161800-764=3634×3+127=229986-(441+409)=136311×2=62280-21+413=472886-(583-144)=447838×3-366=2148810+556=1366987+869+508=2364139×6-621=213343-(152-106)=297306-284+224=246177+93-249=21125-(444-376)=57552×5=2760302+197+406=905622-209+530=943221-152+76=145367×8-263=2673465×5-647=1678290-35-202=53816-(50+715)=5181×6-358=128424-117=307603+366=969136+(471-115)=492764×3=2292876+267×2=1410310-(114-67)=263776-449=327454-(131-63)=386211×2=42251×(191-187)=204909-185-715=9454+146=600978-128=850169+67=236225×3=675837-825=12573-30×7=3634/6-2/6=2/6281+307-342=2461/8+2/8=3/8893-209-509=175215-106×2=3778×(131-122)=7002586-145+707=1148323-186=137436+161+623=1220319+290+246=855397×(378-372)=2382134×5=670492-462+14=44994+123+145=1262720+(691-506)=905907×2=1814247+60=307262-152-17=9364+438+227=729279-(177-15)=117354-(209-119)=264981-(775-516)=722142+61×2=264149×5-241=504152+296+440=888472-387-75=10232×2+77=541960+41×8=1288280+133=413116×3+311=65916+407+490=91381×5+265=670332-102×2=12843+455-467=31971+503+91=1565669+768-769=668179+156-273=62564+(708-492)=780479-323=156470-156=314404-194-44=166379+(999-764)=614141-18×6=33434-57×3=263269×2+435=973150+107+244=501226-11=215336+(340-334)=342345+(453-104)=694685-(641-78)=122951-160=791290×2=580181×5-68=837439-(269+117)=53222×3-262=40497×9=87379+651+219=94960+(233-181)=112702-51-428=223631-38×7=365140+74=214541-373+458=626293-(691-603)=205497-107-348=42377-38-133=20643+57+820=920221-27+141=335312+486=798725-177×3=194416×6=2496213×2=42670+335-94=311460-32-199=229478-13×8=374939+231×2=1401497-58-372=67248+143+503=894420×8-398=2962186+420+274=880493-365=128373×2-270=47687×(477-473)=348454-(111+92)=251202+894+561=1657552-27×8=336423+143-99=46738×9-297=45474×8=3792747-134×4=211271+437+186=894342-75=267260-152=108231×3=693290×9=261023×2=4627×7+28=21711×(421-417)=4414+(452-389)=77342+779-299=822412-(124+219)=69158+297=455639-(427-332)=544504+373-27=850144+252=396242-(477-354)=119544-84×2=376996-96×2=804249+129+178=556952-229-321=402330-(359-143)=114302+20×4=382789+294×2=1377430-(73+98)=259729-284+604=1049640-449=191745×(390-387)=2235428+228+224=880143+(144-84)=203308+823+369=1500389-24×9=17389×9=80178+(406-335)=149591×6=3546642-73×3=423322-18-40=264394-(160+182)=52247×9=222375×(679-671)=600136+497=633318×(435-432)=954383+226=609682×(299-294)=3410248-96=152331-(415-394)=31037-13+253=277210+253=463780+849+708=2337351-131=220734×9=6606275-78+261=458501-243+796=1054324+(427-20)=731370+63×5=685723+391-208=90636+115=1511/3+2/3=1410-(75+10)=32529×3=87650×(18-11)=4550991-98+562=145548×8-268=116294-132+102=264556+771-231=1096523-455=68637+504-560=581443-68-221=154530-57-464=9837-101×8=2961×9-507=42984-399-63=522115+322=437112×(153-148)=560312-26×2=260431-68×4=15951×(727-721)=306159+(500-95)=56481×3+303=5463/8+4/8=7/8221×3+89=752128×(36-31)=640471-(326-172)=31772×(312-309)=216380-351=29661-(824-539)=376220×2=440556-(103+292)=161261-260+64=65848×5-811=3429595+(910-275)=1230438+227-521=144232+155-78=309261×2+477=999468-348+79=199931-358+145=718411+403=814276×2+659=12113/6-2/6=1/6590+978+306=1874120×5=600934-(692+238)=4490-234×2=22434-115-86=233873-(958-810)=725310-172=138288+496+730=1514616-87=529328×3=984302-63-114=125291+45-29=307745+913-828=830418-(145+76)=197187-174+946=95963+256×3=831761-276-133=35281+364+237=68224×3+89=161404-328=76437+747=1184826-(653-429)=602781-282+626=1125580×9=5220665×(722-717)=3325395×(621-612)=3555635-(359+267)=9821-126+868=1563923-910+685=698167×4=668381-268=113468×2-789=147336+(427-57)=706396+(199-156)=439219+27×3=300996-(639-99)=45615×(492-485)=105875+246=1121252+43×9=639411+37×9=744273-273+25=25278×5=1390400-(171+22)=207103×(355-346)=927111×5-363=192671-(939-750)=482125×5+193=818424-150-143=131287+898=1185445-(42+61)=342286×3=858934-576+207=565124-(29+86)=9393+370+155=918623-65×2=493388×3=1164260×3-721=59305+376+498=1179685-429=25696×6+375=951746+463-724=485313+(229-198)=344627×2-69=1185467+(582-287)=76257+82+177=316287-(257-243)=27357+406-56=407874-407+304=771113-14×5=4357+17×5=142264-(222+38)=4569-167-194=208409+59+410=878479-41×7=192404+729=1133791×(770-761)=7119721+478+66=1265430+19-323=126277+67-23=321394-368+207=233910-(702+141)=67519+665-238=946896+149×5=1641169-(73-69)=165186-98+197=285215-96=119244-(16+139)=89492-55+39=476215-(393-310)=132682-57-67=558215×2+337=767251×(307-304)=753717-107-309=301673+436-896=213251+(402-173)=480767+(515-447)=835611-(277+301)=33986-(186+225)=57514+54=68173+347=520448-99+423=772249×4+359=1355324-269+235=290297+241+203=741897-542=355504-(455-288)=337278-41×5=73204-49-16=139166-46=120324×8=2592192-148=44136×3=408112+167+474=753280+137-22=395832+(303-35)=1100443-247=19614+41=55770×4=308054×(120-116)=216758×9=6822443×7-618=24831/5+2/5=3/5210+186-83=313923×(52-48)=369240+39=79658-41-581=36590-64×8=784/8+2/8=6/8120×7-286=554721+808-969=560154-14×4=98548+(496-301)=743189+(364-314)=239338+68-209=197387-114-89=18410×5=50652-391-52=209486-(87+47)=352832-(51+124)=65772+214=286453+655=1108563-(596-57)=24207+208×4=1039220+457=677124+268=392210-(236-77)=51294-67×4=26298×3-685=209234×6-613=791763-(372+199)=192147×3-277=164815-225+644=1234757+(161-136)=782317-(298-208)=227136×4+146=690406-(130+221)=55771-(95+534)=142162-141+17=38494+191=685481-332=149135×(390-386)=540719-(306+135)=278451-(352+71)=28489-126=363573-529+752=796382-40×9=22918-245=673433-409=24758+50+863=1671641-228-321=92206+893+414=1513526-(452-400)=474167×4-516=152346-167+315=494181×3-433=110394+378-30=742232×4=9282/5-1/5=1/537+136=173662-51-376=235287+129-178=23869+318+573=960275×2=550378-(114+93)=171545-208=337425+(471-121)=775553-(478+24)=51912-178×3=37888+53=141127×4+81=589439-(272-173)=340405-123×2=15995+(986-661)=420361-(135+48)=178530-94-362=74478×2=956401+(902-108)=1195927-197-183=54720+(903-481)=442598×7-604=3582514-42×6=262252+53×3=411684+(847-362)=1169413-386+154=181126×4-397=107214×(186-183)=64228+70=98382×2+89=853324+469+206=999487-331+188=344866-(229-160)=797426-127-127=172184+625+596=1405383×2+159=925567×3-43=1658886×(841-837)=3544113×3-327=12590×(137-129)=4720797-335=462201×3=603429+55×5=704151+502-181=472299×3=89750+15×6=140970-(611+33)=326351+(345-123)=573394-(136+214)=44663+297+823=178323+412-121=314584-259×2=66153+340=493579+108-536=151278-(130+38)=1102/4-1/4=1/4789+243=1032355+(324-319)=360665-(499-128)=294658-92×4=290301-24=277339-47×6=57437-406=31465+321+72=858796-346+700=1150495-23×8=311324+111×6=99045+240=285369+100-291=178439-371=68188+847=1035917-(315+476)=126488+336-737=87320-(110+110)=100398-(812-540)=126190+281=471896+594-754=736838-585+157=410451-(35+181)=235821×7-438=5309349-205+137=281254+973-810=417150-16+33=167281-34=247102×(789-786)=306985-80×2=825200×(407-404)=600481-(140+200)=141222+275=497705+256+11=972505-18-397=90501+157×4=112927+342-40=329260+149-20=389168×5=840293×2-481=105405-(119+233)=53298×(425-422)=894972-720-51=201417×2-130=704291-111=180828-591=237971+962-601=1332283×3-616=233478-(285+153)=4031×(297-290)=217871-46-99=726365-(325-295)=335778-(67+205)=506393-35×7=148311-(154-51)=208964+604+893=2461945+650-685=91021+29+10=60379-40+326=665524+(798-561)=761500-(229-154)=4252/8+3/8=5/8274+531=805744-57-565=122464-57×3=293852-266×3=54749-375-171=20376×8+147=75578+457+35=570795×(309-301)=6360436+(114-61)=48924-(399-384)=9104+335-336=10361×(441-432)=54966+229-217=78302-281+202=223168×(271-268)=504190×2-15=365359-15×3=31414+155-83=86418+691-210=899257+179-404=32260-(499-343)=1042/9+5/9=7/964×(53-44)=576719-(484-87)=322995×(846-838)=7960913+366-74=12054/6-1/6=3/63/7-2/7=1/7453-41-180=232471-240-18=213487×(853-850)=1461157-14+152=295547-(958-491)=80503+233=736563×7-897=3044495-(374-309)=430443×2=8861/6+2/6=3/6923-(891-591)=623274+265+787=1326975-577-34=364220-25×8=20478×2-917=39861-823=3847×(146-137)=42365+249=31471+350=42176+56=132113-16-27=70753-36×4=60987×6=522181×3=54342×3+198=324287+901=1188890×9-81=7929443+554+366=1363360+(658-271)=74798×(443-437)=588729+(976-260)=1445806-96×3=518538-264=274276+77=353926-893+200=233484-29×3=397947-257-74=616653×2=1306127+(456-62)=521411-120×2=171898×(25-21)=3592125+126=251204×3-592=20424-(343+42)=39452-(20+56)=376597-66×2=465694×6-561=3603694-129×2=436297-274-13=10813-(600+158)=55648-272=376450-185×2=80359-328+162=193158+469+72=699234+741+945=1920495-(57+209)=229155-(238-112)=29397×(746-742)=1588134+84-180=38301+154×2=609169+334-163=340524+(954-457)=1021717×7=50197/9+2/9=1942-(242+452)=248160×(270-264)=96097+(374-60)=411490×4=1960672-148-172=352565-154-229=18258×8-52=412802+702+198=1702233×4=932108+989-183=914741-266-82=393724-(614-278)=388294×8=23523/5-2/5=1/5348-95+40=293503-(380+75)=48488+(315-182)=62185×(55-48)=595369×8-423=2529223-99×2=254/7-1/7=3/7634-517+223=340183-87=96154×(321-317)=616231+103=334855×3-312=2253642-309+905=1238902+(926-622)=1206147-12×6=75475-361+82=196228×(204-201)=684472-67-256=149369-130×2=109522×2=1044248×3-585=159282-62=220230-11=219959-415+69=613325-250=75459-109-89=261486-468+284=302166+(397-279)=284865-718-70=77286-159=127138×2=276395+(902-53)=1244878-237=641201-87-23=91715+756+362=1833823+387-350=860200×2-239=161105+299+260=664847+14×4=903112+(272-61)=3231/4+2/4=3/4609-233+593=969210-31=179290+(393-214)=469949+(760-59)=1650411+(893-814)=490175+222×2=619210×3+797=1427229-(181-33)=81285+(337-176)=446310+371+188=869573×7-202=3809123-(250-237)=110786+(577-140)=1223336-37×6=114127×5=63525×2+239=289984-892+850=942275+34+16=325334-33-59=242415-278+163=300773-555=218831×9=7479113-26×2=61402-(142+179)=8142×(21-12)=378825-(103+644)=78183+266-368=81140×6-634=206358-(342-243)=259752+329+183=1264483-277-119=87987-250=737514-(255+174)=85676+(832-66)=1442403-30×3=313935+973+598=250697