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492-70×4=149×(307-301)=193+79=235-(343-328)=981-280-299=182+394-483=1/6+2/6=465×2=2/10+5/10=238+80-46=140×6+268=53×8=923-61+445=353-(85+167)=997-(35+933)=703-152+578=257-(130+101)=221×2+621=469-114-33=943-274+319=467-(129+239)=375-26=464-145+943=697+805-901=427-(211-183)=297+76-286=32×5+197=806-239=638×6-592=277×7=842×8-360=618×2=308-110×2=965-732-68=349×2-137=301+85=330-(246-244)=494+87=401-(528-424)=119×6-172=199×2-364=411-(250+46)=886-(339+245)=969-359-445=1/4+2/4=367-13=805-(968-596)=454-(101+27)=926-757=324×2+27=10×6-19=163×4-148=209×4=247+121-241=597-(224+340)=490×2-251=922×7=426+33+199=44+181=942+111+82=444-173-55=170-47+136=320+57-376=4/6-2/6=46×9=175×5-651=887-(39+107)=906-(668+216)=561+205=381-(243-27)=246+114=436+(315-199)=105×5-98=380-355=471-427+398=948+(744-427)=420-78-165=359-(303-48)=601-116=695-(847-492)=263+205-167=189+177=85+252-235=320+(810-252)=327×(395-392)=649×7-925=173-(101-37)=62+147=88×7=888+(661-410)=488-(348+40)=762-220-60=463-188=344+54×8=769+(457-231)=210-129+152=206+(470-118)=741×7=460-395+248=82+480=454-(195+25)=217×(342-339)=236-30-43=51×(485-478)=292-(749-533)=370-(742-587)=279+393=937+118+999=431×2=632-22×2=123×3+920=394×2=151+190=845-271×3=147+82+218=182×4=52+56=130+318+483=873+66×5=762-183×2=173+167=378-28-337=477-130=860+156=225-(89-12)=449-105=336-134-129=109×7=800-590=192+184+173=242-(109+108)=215×(21-17)=857×2-684=874-(397+249)=219+180-294=865-(831-587)=604-147×3=347-117-51=266+92-323=398-42×6=714×9-721=235+82=123×4=526×2-70=679+(853-636)=961-(191+697)=184-61×2=306-(52+41)=146×(367-361)=804×(893-885)=525-511=492-(477-122)=419-150+75=122-30×2=527×8=144×5=124×6-489=67×(52-49)=404+230+56=455+194=492-(274-122)=845×5=151+261=967-142×6=202+(483-282)=426-(69+255)=264+182-353=248×(56-52)=873+(631-597)=444-424+131=985-793+278=812+536-963=81+854-192=973-301-268=476-386=866-(28+117)=710+(867-537)=938-(424-202)=313-(444-174)=995-436-327=682×(576-568)=142-(184-122)=483-238+16=380+181+48=283-220=344-267+340=512-431+666=71+(222-34)=498×(975-971)=207+(295-79)=153+189=688+495+49=10+341-123=804×6-964=79+294+188=387-(675-549)=385+(369-223)=654-515+838=614-156×2=318×3=619+(480-463)=11+(444-157)=320+29+310=704+31+577=10×3=494-26×9=99×5=849×(734-728)=977-145×3=444×2=261-(215-46)=437-184-87=658-(363+278)=92×2=377-(617-611)=660-(356-194)=190×(186-182)=54+176×4=241+(239-214)=170+40-180=346+602=373×3=812×3-537=150+12×4=823+62+623=889-(904-796)=567+81+106=129-(453-342)=874-411=236+90-61=103+886-306=432-102×3=255+(365-214)=63×(313-305)=424×2-626=111+37-123=107×8+214=55+359+111=423-(369-332)=112+821-325=49×5=172-149=690+(853-795)=102+96=712×(281-278)=48+185+329=352+311+185=983-(478-298)=152+202=599-355=431×2-320=874×7-360=189×(535-531)=632-86×2=235-120+156=361-102+437=119+12×9=229-18=993+(971-859)=626-(59+229)=998-343-466=868×5-62=346-115×2=393-106+143=558-(865-428)=105+174=378×9-531=490-100-296=865×3=907+830-438=254-29=854+(915-861)=365×(635-631)=461-(79+257)=662-(91-22)=209-(208-139)=881-(573-303)=461+(427-332)=876-734+834=407×8=274+110×2=165+92-125=302×2-560=477-61×7=658-(568-514)=571×5=471-229-178=249-34-98=873-(346-316)=327-45×5=285+596+627=497-259+489=459×9=613-547+883=868-48×8=142+101=380-330+51=211×3+149=102-53-48=138×(147-141)=496×2-809=62×(317-309)=172-(49+93)=366-104+143=722+(923-789)=54×5=263+357×2=630+60×5=380×(895-890)=747×2-729=259-176+341=746-(952-842)=356-96×3=104+560+92=802-(356-328)=146×(122-119)=3/5-1/5=696+873+94=256-(66-30)=366-195+216=125×5-318=348×2-572=218+185-62=119×8+299=684-235×2=876-149=77×5-301=80+85×6=247×4=681-442-27=532+905-893=342-234-72=293+212+319=988+(996-73)=445×2=287-44-161=54+(611-184)=251×3+259=210+267-151=965-(748-611)=23×(752-747)=189×2-378=231×2-387=882+934+166=55×3-159=255+77-134=915×7=183-126-49=627+72+148=240-(875-681)=715-515=163+112×4=455+(883-849)=237+283×2=426×8-490=178×(57-54)=151-64=155×(46-42)=633+473-648=313+71+579=103×(268-265)=631×(146-140)=90×8-150=243-115-126=702+448+591=143+225=392-104×3=189-(192-46)=75+399=290-(109+41)=709-(144-108)=345+91=454+472+49=805+191+703=529+(905-280)=128+831+770=536+518-704=765-152×3=477-392+314=314×2-522=837-253=221-42×3=288-183+332=934+77-930=891-134-321=849-264-543=200-40×3=815×3-527=165+(343-113)=275×3-780=298×3+20=987-111×4=595-342-51=468-134-130=34×(96-92)=766-260+416=111×6-610=345+(368-62)=35×6-125=79×4=726-(799-481)=297-128-17=921-150×5=130+504-580=487-(107+363)=470-207×2=5/7-1/7=421-(451-383)=108×5+147=227+762-354=743×(770-765)=298+766+124=927+519+31=433-225=989-513-154=216-(274-125)=1/8+6/8=5/10+2/10=267+55×2=3/6-2/6=107+590=739-(11+704)=655-316-105=789-(13+582)=690-25=370-(523-158)=858-309×2=252×8-580=319×6=206+188-300=828-19+714=424-(226-225)=690+424-641=92-60=968-27×8=710×(924-917)=97×7+229=275+(950-521)=516×5=14+401-45=123+376-370=361-54-125=859-402=808-178+856=641+84+135=656-120×3=663-313×2=410+246-100=482+310=417+48-361=219-72×3=405-(539-339)=436+919=262-102×2=286-97+175=485-98×4=466-72×3=4/8-1/8=255-(379-203)=195+(333-176)=278×3-785=109+330+385=777-(442+101)=317+21×9=422×2-781=69×8=217+140+577=223+(364-360)=193×3=298-213+372=342-74×2=465-(338-237)=428-23-35=889×(23-19)=482+777-997=383-(611-372)=500+(467-26)=351-28×7=464-(476-105)=239-100×2=569-179-266=458×(221-217)=426-(99+73)=639-(497+35)=279-(477-305)=167+87+132=774+719-837=393+(300-14)=376+140×4=1/5+3/5=662-(92+325)=443-133=88×(240-236)=675+198+774=683-90×7=77×6-354=987-82×7=701+320=120-28×4=246-30×2=778×7=856-786+34=632×9-672=479-(129+224)=353-(414-217)=628×6-887=919-320-599=926-(267+423)=939-(418+22)=321+198-21=132×5-539=555+706+230=397-34=11×5+102=278-191+258=80×(999-995)=218×(549-542)=786+133×4=125+(190-80)=980-285=43+77=137-22×2=308-239+107=123×7+755=29×(469-462)=20+314-288=857-160=174-(256-196)=669-121=5/10+3/10=68×(81-75)=50×3+359=914×6=373×(819-814)=371-255=416-309=238-16-108=167-17×2=365×(719-716)=794-(10+765)=405-149×2=294-54×3=489-(368+88)=36×5=1/7+2/7=624-129×3=330-57×3=441-90=494-90-198=2/4-1/4=732-620+212=69+435+140=496-272=855+541=141×2=165+203=19×7+444=655-334-205=492-256-92=405-294-61=387+60-12=3/9-2/9=541+(965-726)=798+635+789=194+(757-503)=207+225=427-140=728×6=104×5-181=297+470+71=753+979-382=511×(41-32)=610+(591-59)=440+(328-296)=280×3+573=113+42+459=415×9=131-93+158=480-(325+36)=136×6+836=489+629+543=424+75×3=423-392+116=777-(417+243)=44+172+309=301-(125+144)=4/8+3/8=430-(116+142)=139-(68+47)=146+179-56=578×7-330=932+427×2=299-250=243×(225-222)=219×(354-345)=492+217×4=875-595+401=165-13=202-181+83=57×6-299=309-202+38=808-183+746=1/5+2/5=123+43=990+560=192+(369-163)=32+160=81×2+26=715-19-647=44+51=531×9-317=730+(990-258)=144+243+545=499-152-149=490-28=571+(864-463)=14×3+202=115×8+163=289-(441-204)=332-149+41=536×(387-381)=99+272=533×(472-468)=167+923-421=739×6=929-501+554=322×(25-22)=170+259=124×6=175×(395-392)=463-(136+254)=5/7-2/7=76×(743-740)=798-140+258=458-405=322×2=3/8-2/8=347+12×4=833+(411-34)=438-258-180=151+305-244=82+99=598-192=3/6-1/6=270+557=67+363=167-(348-209)=538+224=242-(364-164)=88+308-72=402+497×2=773-289=612-14×7=496×5-76=197×(111-108)=124×4+37=952+(900-67)=476-473+487=77×8=681×(352-346)=418-(127+247)=562-337-197=351×4-943=622-(848-736)=116-88+304=377-357+279=238-10-209=970×2=478+(268-102)=450×3-52=439-(81+141)=57×2+394=90×4+280=284+(175-16)=594-192=648+307-771=139+140=122+71=761-(78+214)=348+68×6=458-(231+222)=109+346×2=902-892+461=445-10=29×(341-332)=445-(292-123)=331×2-97=860-21+325=7/10+3/10=379-168-167=197×5=787-299-53=861-(562+12)=143+224-178=79+794+495=71+112=390+(418-123)=251+282=15+75+665=373-68+160=397+901-430=842-488-268=403×2=134-68=2/3-1/3=192+86×4=209+(816-405)=457-447+73=318+80×4=386-263-45=10+587+330=610+110=732-714=399+704+847=430-67=894+(972-936)=792-19-604=34×3=387+82-286=471-(19+350)=807-(11+789)=463-303=429-82=1/6+4/6=518+297+808=177+427=863-753=121×(394-387)=164-(85+58)=518-45×9=893-770=939-51-748=567+586+867=113+351×2=403×9-158=684-54+131=302-148-26=102+338-191=993-(607-346)=920-10+302=29×3=179+(370-285)=101×(243-237)=616+45+183=174+516+237=50+363-35=38×8+417=985-187-15=40×(219-212)=260-(436-334)=119×2+132=117×5=267×8=606-459=437-258=683+130=376-160-103=52×(147-144)=971+41×8=432-(267+127)=168+15+688=223+183×2=805-(270+109)=215+65+822=601+858=30×6=134+297-39=846-(198+10)=349×2=457-180-60=58×(316-313)=463-320+125=822×8=19+(446-385)=66-(413-358)=106+68-132=74+966-552=472-225=816-(124+84)=817-652=438-27-72=808-534+666=79+308=391+(482-353)=793-94×6=411-410+230=349×2-290=883+551+188=132+429=113+685-378=37×9-100=138+327-236=266-26=475×6=219×2+266=922-489-247=345+755+468=27+614+31=208×(615-608)=560-43×6=4/7-3/7=56+(431-312)=176+383-18=408+(338-292)=359×8-250=896+223-645=58×(747-739)=559+(490-466)=21+124=445-290=903+159+891=782+731=472-122×3=430-49×4=561+(170-16)=968+41×8=117×5+21=929-(146+706)=155×(487-482)=237+(393-349)=33×4+439=412-(140+107)=268+(463-272)=218-125-40=166×4+818=721-168+605=218+725=49+(969-529)=285-91+69=206-(51+148)=261×4-830=501-(215+217)=194×5-472=29×(374-365)=471+129+131=234+409=44+388×2=699-607+881=817-151×5=221×2=599×(123-119)=689+(902-346)=962-(111+421)=293-243=222+367+744=710-78×7=862-(332+227)=189-38-68=320×3-321=451-(236+85)=38+67=259+(265-211)=937-35×3=813×4=651+245=419+915-171=393-292=61+390×2=874+797+722=434-35-369=901×(630-624)=276-45×4=994-224×3=424-43=参考答案492-70×4=212149×(307-301)=894193+79=272235-(343-328)=220981-280-299=402182+394-483=931/6+2/6=3/6465×2=9302/10+5/10=7/10238+80-46=272140×6+268=110853×8=424923-61+445=1307353-(85+167)=101997-(35+933)=29703-152+578=1129257-(130+101)=26221×2+621=1063469-114-33=322943-274+319=988467-(129+239)=99375-26=349464-145+943=1262697+805-901=601427-(211-183)=399297+76-286=8732×5+197=357806-239=567638×6-592=3236277×7=1939842×8-360=6376618×2=1236308-110×2=88965-732-68=165349×2-137=561301+85=386330-(246-244)=328494+87=581401-(528-424)=297119×6-172=542199×2-364=34411-(250+46)=115886-(339+245)=302969-359-445=1651/4+2/4=3/4367-13=354805-(968-596)=433454-(101+27)=326926-757=169324×2+27=67510×6-19=41163×4-148=504209×4=836247+121-241=127597-(224+340)=33490×2-251=729922×7=6454426+33+199=65844+181=225942+111+82=1135444-173-55=216170-47+136=259320+57-376=14/6-2/6=2/646×9=414175×5-651=224887-(39+107)=741906-(668+216)=22561+205=766381-(243-27)=165246+114=360436+(315-199)=552105×5-98=427380-355=25471-427+398=442948+(744-427)=1265420-78-165=177359-(303-48)=104601-116=485695-(847-492)=340263+205-167=301189+177=36685+252-235=102320+(810-252)=878327×(395-392)=981649×7-925=3618173-(101-37)=10962+147=20988×7=616888+(661-410)=1139488-(348+40)=100762-220-60=482463-188=275344+54×8=776769+(457-231)=995210-129+152=233206+(470-118)=558741×7=5187460-395+248=31382+480=562454-(195+25)=234217×(342-339)=651236-30-43=16351×(485-478)=357292-(749-533)=76370-(742-587)=215279+393=672937+118+999=2054431×2=862632-22×2=588123×3+920=1289394×2=788151+190=341845-271×3=32147+82+218=447182×4=72852+56=108130+318+483=931873+66×5=1203762-183×2=396173+167=340378-28-337=13477-130=347860+156=1016225-(89-12)=148449-105=344336-134-129=73109×7=763800-590=210192+184+173=549242-(109+108)=25215×(21-17)=860857×2-684=1030874-(397+249)=228219+180-294=105865-(831-587)=621604-147×3=163347-117-51=179266+92-323=35398-42×6=146714×9-721=5705235+82=317123×4=492526×2-70=982679+(853-636)=896961-(191+697)=73184-61×2=62306-(52+41)=213146×(367-361)=876804×(893-885)=6432525-511=14492-(477-122)=137419-150+75=344122-30×2=62527×8=4216144×5=720124×6-489=25567×(52-49)=201404+230+56=690455+194=649492-(274-122)=340845×5=4225151+261=412967-142×6=115202+(483-282)=403426-(69+255)=102264+182-353=93248×(56-52)=992873+(631-597)=907444-424+131=151985-793+278=470812+536-963=38581+854-192=743973-301-268=404476-386=90866-(28+117)=721710+(867-537)=1040938-(424-202)=716313-(444-174)=43995-436-327=232682×(576-568)=5456142-(184-122)=80483-238+16=261380+181+48=609283-220=63344-267+340=417512-431+666=74771+(222-34)=259498×(975-971)=1992207+(295-79)=423153+189=342688+495+49=123210+341-123=228804×6-964=386079+294+188=561387-(675-549)=261385+(369-223)=531654-515+838=977614-156×2=302318×3=954619+(480-463)=63611+(444-157)=298320+29+310=659704+31+577=131210×3=30494-26×9=26099×5=495849×(734-728)=5094977-145×3=542444×2=888261-(215-46)=92437-184-87=166658-(363+278)=1792×2=184377-(617-611)=371660-(356-194)=498190×(186-182)=76054+176×4=758241+(239-214)=266170+40-180=30346+602=948373×3=1119812×3-537=1899150+12×4=198823+62+623=1508889-(904-796)=781567+81+106=754129-(453-342)=18874-411=463236+90-61=265103+886-306=683432-102×3=126255+(365-214)=40663×(313-305)=504424×2-626=222111+37-123=25107×8+214=107055+359+111=525423-(369-332)=386112+821-325=60849×5=245172-149=23690+(853-795)=748102+96=198712×(281-278)=213648+185+329=562352+311+185=848983-(478-298)=803152+202=354599-355=244431×2-320=542874×7-360=5758189×(535-531)=756632-86×2=460235-120+156=271361-102+437=696119+12×9=227229-18=211993+(971-859)=1105626-(59+229)=338998-343-466=189868×5-62=4278346-115×2=116393-106+143=430558-(865-428)=121105+174=279378×9-531=2871490-100-296=94865×3=2595907+830-438=1299254-29=225854+(915-861)=908365×(635-631)=1460461-(79+257)=125662-(91-22)=593209-(208-139)=140881-(573-303)=611461+(427-332)=556876-734+834=976407×8=3256274+110×2=494165+92-125=132302×2-560=44477-61×7=50658-(568-514)=604571×5=2855471-229-178=64249-34-98=117873-(346-316)=843327-45×5=102285+596+627=1508497-259+489=727459×9=4131613-547+883=949868-48×8=484142+101=243380-330+51=101211×3+149=782102-53-48=1138×(147-141)=828496×2-809=18362×(317-309)=496172-(49+93)=30366-104+143=405722+(923-789)=85654×5=270263+357×2=977630+60×5=930380×(895-890)=1900747×2-729=765259-176+341=424746-(952-842)=636356-96×3=68104+560+92=756802-(356-328)=774146×(122-119)=4383/5-1/5=2/5696+873+94=1663256-(66-30)=220366-195+216=387125×5-318=307348×2-572=124218+185-62=341119×8+299=1251684-235×2=214876-149=72777×5-301=8480+85×6=590247×4=988681-442-27=212532+905-893=544342-234-72=36293+212+319=824988+(996-73)=1911445×2=890287-44-161=8254+(611-184)=481251×3+259=1012210+267-151=326965-(748-611)=82823×(752-747)=115189×2-378=0231×2-387=75882+934+166=198255×3-159=6255+77-134=198915×7=6405183-126-49=8627+72+148=847240-(875-681)=46715-515=200163+112×4=611455+(883-849)=489237+283×2=803426×8-490=2918178×(57-54)=534151-64=87155×(46-42)=620633+473-648=458313+71+579=963103×(268-265)=309631×(146-140)=378690×8-150=570243-115-126=2702+448+591=1741143+225=368392-104×3=80189-(192-46)=4375+399=474290-(109+41)=140709-(144-108)=673345+91=436454+472+49=975805+191+703=1699529+(905-280)=1154128+831+770=1729536+518-704=350765-152×3=309477-392+314=399314×2-522=106837-253=584221-42×3=95288-183+332=437934+77-930=81891-134-321=436849-264-543=42200-40×3=80815×3-527=1918165+(343-113)=395275×3-780=45298×3+20=914987-111×4=543595-342-51=202468-134-130=20434×(96-92)=136766-260+416=922111×6-610=56345+(368-62)=65135×6-125=8579×4=316726-(799-481)=408297-128-17=152921-150×5=171130+504-580=54487-(107+363)=17470-207×2=565/7-1/7=4/7421-(451-383)=353108×5+147=687227+762-354=635743×(770-765)=3715298+766+124=1188927+519+31=1477433-225=208989-513-154=322216-(274-125)=671/8+6/8=7/85/10+2/10=7/10267+55×2=3773/6-2/6=1/6107+590=697739-(11+704)=24655-316-105=234789-(13+582)=194690-25=665370-(523-158)=5858-309×2=240252×8-580=1436319×6=1914206+188-300=94828-19+714=1523424-(226-225)=423690+424-641=47392-60=32968-27×8=752710×(924-917)=497097×7+229=908275+(950-521)=704516×5=258014+401-45=370123+376-370=129361-54-125=182859-402=457808-178+856=1486641+84+135=860656-120×3=296663-313×2=37410+246-100=556482+310=792417+48-361=104219-72×3=3405-(539-339)=205436+919=1355262-102×2=58286-97+175=364485-98×4=93466-72×3=2504/8-1/8=3/8255-(379-203)=79195+(333-176)=352278×3-785=49109+330+385=824777-(442+101)=234317+21×9=506422×2-781=6369×8=552217+140+577=934223+(364-360)=227193×3=579298-213+372=457342-74×2=194465-(338-237)=364428-23-35=370889×(23-19)=3556482+777-997=262383-(611-372)=144500+(467-26)=941351-28×7=155464-(476-105)=93239-100×2=39569-179-266=124458×(221-217)=1832426-(99+73)=254639-(497+35)=107279-(477-305)=107167+87+132=386774+719-837=656393+(300-14)=679376+140×4=9361/5+3/5=4/5662-(92+325)=245443-133=31088×(240-236)=352675+198+774=1647683-90×7=5377×6-354=108987-82×7=413701+320=1021120-28×4=8246-30×2=186778×7=5446856-786+34=104632×9-672=5016479-(129+224)=126353-(414-217)=156628×6-887=2881919-320-599=0926-(267+423)=236939-(418+22)=499321+198-21=498132×5-539=121555+706+230=1491397-34=36311×5+102=157278-191+258=34580×(999-995)=320218×(549-542)=1526786+133×4=1318125+(190-80)=235980-285=69543+77=120137-22×2=93308-239+107=176123×7+755=161629×(469-462)=20320+314-288=46857-160=697174-(256-196)=114669-121=5485/10+3/10=8/1068×(81-75)=40850×3+359=509914×6=5484373×(819-814)=1865371-255=116416-309=107238-16-108=114167-17×2=133365×(719-716)=1095794-(10+765)=19405-149×2=107294-54×3=132489-(368+88)=3336×5=1801/7+2/7=3/7624-129×3=237330-57×3=159441-90=351494-90-198=2062/4-1/4=1/4732-620+212=32469+435+140=644496-272=224855+541=1396141×2=282165+203=36819×7+444=577655-334-205=116492-256-92=144405-294-61=50387+60-12=4353/9-2/9=1/9541+(965-726)=780798+635+789=2222194+(757-503)=448207+225=432427-140=287728×6=4368104×5-181=339297+470+71=838753+979-382=1350511×(41-32)=4599610+(591-59)=1142440+(328-296)=472280×3+573=1413113+42+459=614415×9=3735131-93+158=196480-(325+36)=119136×6+836=1652489+629+543=1661424+75×3=649423-392+116=147777-(417+243)=11744+172+309=525301-(125+144)=324/8+3/8=7/8430-(116+142)=172139-(68+47)=24146+179-56=269578×7-330=3716932+427×2=1786299-250=49243×(225-222)=729219×(354-345)=1971492+217×4=1360875-595+401=681165-13=152202-181+83=10457×6-299=43309-202+38=145808-183+746=13711/5+2/5=3/5123+43=166990+560=1550192+(369-163)=39832+160=19281×2+26=188715-19-647=4944+51=95531×9-317=4462730+(990-258)=1462144+243+545=932499-152-149=198490-28=462571+(864-463)=97214×3+202=244115×8+163=1083289-(441-204)=52332-149+41=224536×(387-381)=321699+272=371533×(472-468)=2132167+923-421=669739×6=4434929-501+554=982322×(25-22)=966170+259=429124×6=744175×(395-392)=525463-(136+254)=735/7-2/7=3/776×(743-740)=228798-140+258=916458-405=53322×2=6443/8-2/8=1/8347+12×4=395833+(411-34)=1210438-258-180=0151+305-244=21282+99=181598-192=4063/6-1/6=2/6270+557=82767+363=430167-(348-209)=28538+224=762242-(364-164)=4288+308-72=324402+497×2=1396773-289=484612-14×7=514496×5-76=2404197×(111-108)=591124×4+37=533952+(900-67)=1785476-473+487=49077×8=616681×(352-346)=4086418-(127+247)=44562-337-197=28351×4-943=461622-(848-736)=510116-88+304=332377-357+279=299238-10-209=19970×2=1940478+(268-102)=644450×3-52=1298439-(81+141)=21757×2+394=50890×4+280=640284+(175-16)=443594-192=402648+307-771=184139+140=279122+71=193761-(78+214)=469348+68×6=756458-(231+222)=5109+346×2=801902-892+461=471445-10=43529×(341-332)=261445-(292-123)=276331×2-97=565860-21+325=11647/10+3/10=1379-168-167=44197×5=985787-299-53=435861-(562+12)=287143+224-178=18979+794+495=136871+112=183390+(418-123)=685251+282=53315+75+665=755373-68+160=465397+901-430=868842-488-268=86403×2=806134-68=662/3-1/3=1/3192+86×4=536209+(816-405)=620457-447+73=83318+80×4=638386-263-4