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499-473+235=329×(496-492)=315-279=478×2-754=277×(54-51)=259+62=773-52-161=113+(457-383)=108×4=736-45×5=129×5=197+109-242=969-379+462=464+(329-321)=444-54-50=74-48+67=496-(93+339)=846-115×4=441+(471-202)=390-(199-184)=274+(452-139)=601-(782-433)=414-(44+261)=378+941-927=6/10+3/10=625-26+819=685×3=219+350+240=168×4+209=847-140+182=185-(353-214)=812×6-575=6/10-4/10=362-(424-350)=948+807-824=470-280-19=877-(477-211)=593+(687-174)=316-43×4=976-(389-148)=248×(93-89)=334×2-647=420+81×6=390+(778-617)=352+867+698=2/3-1/3=215+(391-273)=4/7-1/7=460-256=827-91×5=49+64=21×(178-171)=561+(551-333)=537×(988-982)=885-146-612=544+208=83×(33-25)=101×6-521=117×7=196×(102-96)=599-482=63×9+554=487-(20+108)=79+17+787=255+203-13=19×(466-457)=641-(98+97)=762+544-350=397-197-52=179-(460-343)=324×3-822=40+327+74=374-44=481+55+355=271×3-199=741-718+936=862+712+539=485-345+381=893-20×2=890-330-89=877+947=538-(45+292)=422+61+353=271+879-204=348-(49+256)=409×2+522=159×(372-366)=158+229+268=795+92-431=591×(910-903)=96×(116-107)=299-(77-12)=532×9-138=316-15+203=131×6-318=944-(967-501)=451+373=5/8-3/8=229-26×5=224×(80-76)=810-(21+122)=84×8=69×9+164=1/5+4/5=167+461+134=963×2=100×3=5/7-1/7=328-(208-138)=160×4=695-(519-238)=993+306×2=27+194-14=306+320-159=437-(21+148)=356-37=710-261-415=642+252+42=185-(15+95)=194×5+680=984+(537-268)=502+569+953=14×9+452=551+796+782=961+790-32=136+636+176=118-80=616-378=118+200-289=332-200+302=733-291×2=206+(94-66)=965-(832-644)=204×(211-207)=979-442=713-(862-332)=332-303+384=2/7+3/7=379-61-173=679-(455-225)=442-49+927=460-21×7=328+128×4=264×6-839=254×5=586×(711-702)=885-467-195=388-38×9=599+567=131×6+194=281+171-262=62-28=419-(267+53)=446×(931-922)=153+(232-202)=131+83=120+13+327=105-105+329=328-152=80+390=173-(368-254)=384-279=440-167+101=335+(292-10)=321-35=362-48×2=930+215=51×2+388=473+(560-262)=240×(663-659)=561-162=301+742=665×(757-750)=833-(376+401)=441-41×7=307-(270+12)=220-(101+118)=786-104×5=764-371-141=266+(338-48)=650×6-734=618-86×2=713-242-161=7/9-1/9=388-305-52=190×9-895=115×(431-424)=113-51=435+(190-185)=281+201-343=103×2=304-106×2=359+101=492-251-148=19+(476-469)=378-142-228=107×5=616×9-170=491-48×4=422×(568-560)=100×9-100=994+671+531=208×4+682=180×(393-389)=87+(770-310)=339+926=78+390×2=698×4-626=758-(170+512)=961-60-420=370-164=64+311×3=355+80-171=773-520=727+434+277=478-59=433-301+36=403-116×2=956-(534+199)=97+250=63×8-232=727-(707-313)=314×(513-509)=117+262+516=182-155+27=413+780+656=19×7-120=386×2=29×6=230×(194-190)=412-119-136=809-134×3=38+413-213=2/8+6/8=351-(147+28)=18×6=26+198×3=338+10×8=186+327+463=469-(328+101)=275-(228-215)=87×7-49=385+680-616=337+(339-227)=344-200=390-13×6=650×7=207×(208-200)=820-299=425-(145+196)=724+(216-203)=247×4+935=4/6-1/6=19×(220-211)=655-47×8=133×6=61×8-198=290-(203-62)=905-253=409-322-53=219+268=302-108×2=900×2-690=490-(194+210)=42×5=336-(105+140)=302-107×2=790-623=248×4-777=237+75=45+850+442=780-506+203=392×2+770=267+149-364=254+44=159-39×2=127-84=76+381=281×2=612-(629-553)=495+47×3=462+285+10=320-16=132+166+595=491-(214+107)=379-193+201=309+137×2=273×3=131-(626-509)=133×4+388=153+149=498+525=827+125+88=491-392=226-95-97=281+103=61+588+166=78+391-432=22×(108-99)=460-(379+19)=678+(583-72)=95×(753-748)=769-26-102=1/6+3/6=920-453+168=710-29×7=609+(939-564)=122+115-45=932-389=142×7-559=775-121×2=502×(642-638)=286-(304-266)=380+297=246×4-293=188+293=346-107=415+976-285=635-259=828+951=674-(339+136)=349×2+183=134×7-151=121+36+592=50×6+393=60×7+498=860-421+193=16+360-297=16×(439-435)=720+(612-103)=2/6+4/6=25×3=105+150=335-175-139=835×(393-388)=914+(966-945)=656×(480-475)=442+249+55=112×4-269=207×(152-148)=156-105-25=424+513-784=107+187-223=463-222-228=96+(349-195)=116×5+348=965+(555-359)=219+95-144=76×3=804+832-717=264×4=380-(862-691)=584+401+13=992-138+521=234+218-266=803+123×2=540+214×2=502×5=92+367+124=705+(607-212)=498-76=485-(86+18)=897×(466-457)=543+940+310=602-552=254×3-582=840+486-441=40×(218-213)=336-134=277×3-256=715-(280+175)=283-102+187=709×7-243=36+502+386=315+133-146=957+389+217=504+970-522=80+665+107=964-59×2=651-(173-139)=808+99+880=788×9-541=364-287-18=177-166+308=290+(377-205)=81×9=342-18-29=266-148=80×4-61=896-94×3=570+985+707=271-65-99=32+40+258=454-59-246=472-135=772-(277+168)=82+618+226=955-111-502=371+96=138-47+228=809-255-290=60-(403-367)=461×(798-792)=118+26-102=931+(399-144)=242×2-381=291+356=987-467+208=929-(473+106)=489-111=965×4=354+485=25+(493-138)=833-383=906×8-728=130×(293-286)=113+41-143=444-231-166=131+547+49=358-(319-38)=19×7=178-161+267=352+59=172-128+325=325-(346-84)=38×3=46×(167-159)=228×5-88=686-412=211-44×3=70×4+461=12×(353-347)=1/4+2/4=68×9+139=383-332=57×(213-207)=353-280=751-(318+407)=879-237-238=21×6+498=30+106-79=813-(21+196)=815+(356-42)=276+14+15=945-147+649=910×9=80+51=355×2-77=365-12-303=3/4-1/4=534-165-17=476-85-21=426-59+601=308+52=806-289×2=969-290=162×5-89=156+(99-12)=643-406+754=560-253+785=408-(48+96)=34×9-180=418-245+304=174×4-238=175×8-954=5/8+3/8=3/8-1/8=797-81×4=95+302+11=59×6=112+160+331=144-(127-120)=672-145+94=582×6=694-(508-334)=430-166-224=67+75=551-(137+281)=324-302=201-(448-285)=469+408+105=410+16×7=85×3+379=448-(504-389)=274×2=893-592-275=480-434+446=580+559-302=194-25=354-(11+296)=659×(317-308)=868-159+283=856×5=495-41×9=928-508-406=132+(631-362)=138+200=64+289-14=489-55×6=354+409+126=54+48+550=169+128=489-273-165=156×4=203-21×7=260-(10+37)=798+640-860=907-323+345=302-21×2=331×5=463+151=466-27×7=333-(451-123)=44×7=916+100×5=369-16×4=359-59-214=618+110=312×2-20=27×8-143=750-581+422=444-(254-58)=277×2+113=338×3-197=884+372-440=265+148-229=279+(807-306)=254-(619-407)=808-154-572=684+717-580=367+(479-185)=493-116×2=942+516-439=170×2=106×3+820=2/8+3/8=639-343-11=626+39×2=26×8=299+214=189×5+266=227×2=594×2-114=635+322=739-(651-317)=979+281-491=410-(998-985)=454-450+413=804×5=148-(459-421)=814×3-452=338-21×5=319-(358-93)=952+669-367=821-584=665-(155-113)=426+20-399=900-169-294=703×6-198=109-14×2=177-(237-155)=324-46×2=289-(53+232)=49+16×5=35+(270-80)=404-(52+137)=326+613+29=96×3=231+234=222-130+89=446-(482-393)=47-26+115=64×9+64=77×8-210=285+177=992-526-99=943×(880-875)=672×7-213=570+226=253+111+940=161-64-68=979-284×3=667×7-926=395×3=170+(219-186)=679-(298+313)=313×(537-532)=436-24×9=376-167×2=594+352-497=457×(423-418)=244×3=148×6=234-(200-121)=12+68×5=87×(439-434)=478-366+151=66×(118-114)=588-12+892=599-52×9=221+725=679-(373+40)=266+498=674×9-199=16+(424-347)=46+(692-551)=387+47-41=956+(333-35)=640-(245-139)=350+148×3=709+(834-809)=496-(793-721)=81×9-39=614+228+179=710×2-663=98+285+341=405-(393-14)=318-(182-103)=700+(966-907)=469-(21+439)=181+39×6=852×2=827-402+929=77+57=112+(637-537)=630-(667-414)=353+395+474=565+288=259+673=110×3-32=982-732=894-62×4=256×2=371-(445-271)=329×(212-209)=225×4=660-458=623+595+986=336+128×2=985×(955-948)=358-21-128=207×2+433=988-626=378-141=599-204×2=738+364-145=472-402+38=45+161×5=735+591-465=473+653=330-278+210=880+220-645=63+(298-133)=108+(145-15)=107×3+106=466-179=147×(220-214)=441-353+835=197-40=420-332+181=40×(823-814)=129-(362-354)=206+(483-61)=10×9=392+(488-171)=438-327+44=857×2=959-(19+29)=2/6+3/6=841×4=204×(510-502)=159+299-218=391-100=355-23×6=390-136=3/8+2/8=273+776-445=61×4=732-101+159=651×2-922=633+613+818=6/7-1/7=259×2+799=626×5-336=234+111×4=250+(362-297)=102×(417-409)=202+426=800-41-660=405-82-166=424+(700-208)=167+64×8=381-29-321=250+(490-365)=757-102×2=736-41×2=600×2-442=144+273=419+80×5=737-(396+36)=490-(214+96)=991-316+280=952-604=225+970-187=281+98-162=218+853+398=347-253+189=683×3-727=166+186=442+484-786=304-173-46=944-(633+289)=193×6=596+547+876=423+204+155=351×9=219-168=1/8+5/8=269-223+43=517×7=695-100-384=278+95-77=160-(393-292)=687+147×3=957-134×6=353+139×3=4/8-3/8=674-43×2=178×(29-24)=294×3+53=199×3+192=33+139=833-(309+487)=581-121+799=828-(312-117)=437-12×3=793-(77+160)=219-117=294×(842-836)=465-(236-157)=439+373-262=482+(191-150)=646-17=828-139-427=663-(62-54)=725-257-111=477-238=902-629-273=399+117×7=459-228-140=412-402=732-(39+54)=244×4-380=314-(44+24)=455-(474-448)=366-(54+169)=513-145×3=351+105-401=172-(15+86)=984+427=210-73-110=477-72×2=454-(447-265)=298-16×3=418-108+154=477-(36+214)=225+403+257=453-300+96=584+(658-618)=503×4-43=124×(222-215)=779+917+373=652+102+381=812-48+373=109+(199-157)=732-(499+147)=274+(236-104)=904-(235+222)=152+115=313-39+187=404-(130-66)=27×(460-454)=66×(989-985)=740-(347+116)=240+60=960-348=914-(753-413)=430+(863-552)=236×4=670-(211+258)=217+68+669=372+(154-129)=862-70-449=813-778=199-149+410=747+133×6=566-27×7=877-596+786=221+255-371=391×6=821-73-321=53×7+34=476-96×3=191+182=226+45=336-(151+176)=415-86-12=845+815=21+116-126=52×8-272=885-(699+23)=46-(444-406)=502×8=886×(115-107)=991+299+838=299+85×4=352-(444-320)=43+195-154=233+117=343-26×3=447-(832-709)=42+(910-251)=312×(897-888)=649-(146+163)=967-(138+47)=295+(330-272)=456-(89+222)=238-104=336×2-382=25×2=467-99-240=68+53=391+341+159=828+(304-192)=145+254-23=220+(263-12)=414-14×3=991×(626-621)=245+199=169+257-83=285-204+384=447-24×2=4/7-2/7=77×(459-451)=124×3=187+(394-359)=363-32=134×7-359=738×6=19×4=455-10×4=330×9-844=172+604+788=401-(318-158)=431-82=349-63-239=197-(40+125)=571+98×6=498-139-229=432+26×4=917-(66+642)=127×(491-488)=584-453+339=212+258=参考答案499-473+235=261329×(496-492)=1316315-279=36478×2-754=202277×(54-51)=831259+62=321773-52-161=560113+(457-383)=187108×4=432736-45×5=511129×5=645197+109-242=64969-379+462=1052464+(329-321)=472444-54-50=34074-48+67=93496-(93+339)=64846-115×4=386441+(471-202)=710390-(199-184)=375274+(452-139)=587601-(782-433)=252414-(44+261)=109378+941-927=3926/10+3/10=9/10625-26+819=1418685×3=2055219+350+240=809168×4+209=881847-140+182=889185-(353-214)=46812×6-575=42976/10-4/10=2/10362-(424-350)=288948+807-824=931470-280-19=171877-(477-211)=611593+(687-174)=1106316-43×4=144976-(389-148)=735248×(93-89)=992334×2-647=21420+81×6=906390+(778-617)=551352+867+698=19172/3-1/3=1/3215+(391-273)=3334/7-1/7=3/7460-256=204827-91×5=37249+64=11321×(178-171)=147561+(551-333)=779537×(988-982)=3222885-146-612=127544+208=75283×(33-25)=664101×6-521=85117×7=819196×(102-96)=1176599-482=11763×9+554=1121487-(20+108)=35979+17+787=883255+203-13=44519×(466-457)=171641-(98+97)=446762+544-350=956397-197-52=148179-(460-343)=62324×3-822=15040+327+74=441374-44=330481+55+355=891271×3-199=614741-718+936=959862+712+539=2113485-345+381=521893-20×2=853890-330-89=471877+947=1824538-(45+292)=201422+61+353=836271+879-204=946348-(49+256)=43409×2+522=1340159×(372-366)=954158+229+268=655795+92-431=456591×(910-903)=413796×(116-107)=864299-(77-12)=234532×9-138=4650316-15+203=504131×6-318=468944-(967-501)=478451+373=8245/8-3/8=2/8229-26×5=99224×(80-76)=896810-(21+122)=66784×8=67269×9+164=7851/5+4/5=1167+461+134=762963×2=1926100×3=3005/7-1/7=4/7328-(208-138)=258160×4=640695-(519-238)=414993+306×2=160527+194-14=207306+320-159=467437-(21+148)=268356-37=319710-261-415=34642+252+42=936185-(15+95)=75194×5+680=1650984+(537-268)=1253502+569+953=202414×9+452=578551+796+782=2129961+790-32=1719136+636+176=948118-80=38616-378=238118+200-289=29332-200+302=434733-291×2=151206+(94-66)=234965-(832-644)=777204×(211-207)=816979-442=537713-(862-332)=183332-303+384=4132/7+3/7=5/7379-61-173=145679-(455-225)=449442-49+927=1320460-21×7=313328+128×4=840264×6-839=745254×5=1270586×(711-702)=5274885-467-195=223388-38×9=46599+567=1166131×6+194=980281+171-262=19062-28=34419-(267+53)=99446×(931-922)=4014153+(232-202)=183131+83=214120+13+327=460105-105+329=329328-152=17680+390=470173-(368-254)=59384-279=105440-167+101=374335+(292-10)=617321-35=286362-48×2=266930+215=114551×2+388=490473+(560-262)=771240×(663-659)=960561-162=399301+742=1043665×(757-750)=4655833-(376+401)=56441-41×7=154307-(270+12)=25220-(101+118)=1786-104×5=266764-371-141=252266+(338-48)=556650×6-734=3166618-86×2=446713-242-161=3107/9-1/9=6/9388-305-52=31190×9-895=815115×(431-424)=805113-51=62435+(190-185)=440281+201-343=139103×2=206304-106×2=92359+101=460492-251-148=9319+(476-469)=26378-142-228=8107×5=535616×9-170=5374491-48×4=299422×(568-560)=3376100×9-100=800994+671+531=2196208×4+682=1514180×(393-389)=72087+(770-310)=547339+926=126578+390×2=858698×4-626=2166758-(170+512)=76961-60-420=481370-164=20664+311×3=997355+80-171=264773-520=253727+434+277=1438478-59=419433-301+36=168403-116×2=171956-(534+199)=22397+250=34763×8-232=272727-(707-313)=333314×(513-509)=1256117+262+516=895182-155+27=54413+780+656=184919×7-120=13386×2=77229×6=174230×(194-190)=920412-119-136=157809-134×3=40738+413-213=2382/8+6/8=1351-(147+28)=17618×6=10826+198×3=620338+10×8=418186+327+463=976469-(328+101)=40275-(228-215)=26287×7-49=560385+680-616=449337+(339-227)=449344-200=144390-13×6=312650×7=4550207×(208-200)=1656820-299=521425-(145+196)=84724+(216-203)=737247×4+935=19234/6-1/6=3/619×(220-211)=171655-47×8=279133×6=79861×8-198=290290-(203-62)=149905-253=652409-322-53=34219+268=487302-108×2=86900×2-690=1110490-(194+210)=8642×5=210336-(105+140)=91302-107×2=88790-623=167248×4-777=215237+75=31245+850+442=1337780-506+203=477392×2+770=1554267+149-364=52254+44=298159-39×2=81127-84=4376+381=457281×2=562612-(629-553)=536495+47×3=636462+285+10=757320-16=304132+166+595=893491-(214+107)=170379-193+201=387309+137×2=583273×3=819131-(626-509)=14133×4+388=920153+149=302498+525=1023827+125+88=1040491-392=99226-95-97=34281+103=38461+588+166=81578+391-432=3722×(108-99)=198460-(379+19)=62678+(583-72)=118995×(753-748)=475769-26-102=6411/6+3/6=4/6920-453+168=635710-29×7=507609+(939-564)=984122+115-45=192932-389=543142×7-559=435775-121×2=533502×(642-638)=2008286-(304-266)=248380+297=677246×4-293=691188+293=481346-107=239415+976-285=1106635-259=376828+951=1779674-(339+136)=199349×2+183=881134×7-151=787121+36+592=74950×6+393=69360×7+498=918860-421+193=63216+360-297=7916×(439-435)=64720+(612-103)=12292/6+4/6=125×3=75105+150=255335-175-139=21835×(393-388)=4175914+(966-945)=935656×(480-475)=3280442+249+55=746112×4-269=179207×(152-148)=828156-105-25=26424+513-784=153107+187-223=71463-222-228=1396+(349-195)=250116×5+348=928965+(555-359)=1161219+95-144=17076×3=228804+832-717=919264×4=1056380-(862-691)=209584+401+13=998992-138+521=1375234+218-266=186803+123×2=1049540+214×2=968502×5=251092+367+124=583705+(607-212)=1100498-76=422485-(86+18)=381897×(466-457)=8073543+940+310=1793602-552=50254×3-582=180840+486-441=88540×(218-213)=200336-134=202277×3-256=575715-(280+175)=260283-102+187=368709×7-243=472036+502+386=924315+133-146=302957+389+217=1563504+970-522=95280+665+107=852964-59×2=846651-(173-139)=617808+99+880=1787788×9-541=6551364-287-18=59177-166+308=319290+(377-205)=46281×9=729342-18-29=295266-148=11880×4-61=259896-94×3=614570+985+707=2262271-65-99=10732+40+258=330454-59-246=149472-135=337772-(277+168)=32782+618+226=926955-111-502=342371+96=467138-47+228=319809-255-290=26460-(403-367)=24461×(798-792)=2766118+26-102=42931+(399-144)=1186242×2-381=103291+356=647987-467+208=728929-(473+106)=350489-111=378965×4=3860354+485=83925+(493-138)=380833-383=450906×8-728=6520130×(293-286)=910113+41-143=11444-231-166=47131+547+49=727358-(319-38)=7719×7=133178-161+267=284352+59=411172-128+325=369325-(346-84)=6338×3=11446×(167-159)=368228×5-88=1052686-412=274211-44×3=7970×4+461=74112×(353-347)=721/4+2/4=3/468×9+139=751383-332=5157×(213-207)=342353-280=73751-(318+407)=26879-237-238=40421×6+498=62430+106-79=57813-(21+196)=596815+(356-42)=1129276+14+15=305945-147+649=1447910×9=819080+51=131355×2-77=633365-12-303=503/4-1/4=2/4534-165-17=352476-85-21=370426-59+601=968308+52=360806-289×2=228969-290=679162×5-89=721156+(99-12)=243643-406+754=991560-253+785=1092408-(48+96)=26434×9-180=126418-245+304=477174×4-238=458175×8-954=4465/8+3/8=13/8-1/8=2/8797-81×4=47395+302+11=40859×6=354112+160+331=603144-(127-120)=137672-145+94=621582×6=3492694-(508-334)=520430-166-224=4067+75=142551-(137+281)=133324-302=22201-(448-285)=38469+408+105=982410+16×7=52285×3+379=634448-(504-389)=333274×2=548893-592-275=26480-434+446=492580+559-302=837194-25=169354-(11+296)=47659×(317-308)=5931868-159+283=992856×5=4280495-41×9=126928-508-406=14132+(631-362)=401138+200=33864+289-14=339489-55×6=159354+409+126=88954+48+550=652169+128=297489-273-165=51156×4=624203-21×7=56260-(10+37)=213798+640-860=578907-323+345=929302-21×2=260331×5=1655463+151=614466-27×7=277333-(451-123)=544×7=308916+100×5=1416369-16×4=305359-59-214=86618+110=728312×2-20=60427×8-143=73750-581+422=591444-(254-58)=248277×2+113=667338×3-197=817884+372-440=816265+148-229=184279+(807-306)=780254-(619-407)=42808-154-572=82684+717-580=821367+(479-185)=661493-116×2=261942+516-439=1019170×2=340106×3+820=11382/8+3/8=5/8639-343-11=285626+39×2=70426×8=208299+214=513189×5+266=1211227×2=454594×2-114=1074635+322=957739-(651-317)=405979+281-491=769410-(998-985)=397454-450+413=417804×5=4020148-(459-421)=110814×3-452=1990338-21×5=233319-(358-93)=54952+669-367=1254821-584=237665-(155-113)=623426+20-399=47900-169-294=437703×6-198=4020109-14×2=81177-(237-155)=95324-46×2=232289-(53+232)=449+16×5=12935+(270-80)=225404-(52+137)=215326+613+29=96896×3=288231+234=465222-130+89=181446-(482-393)=35747-26+115=13664×9+64=64077×8-210=406285+177=462992-526-99=367943×(880-875)=4715672×7-213=4491570+226=796253+111+940=1304161-64-68=29979-284×3=127667×7-926=3743395×3=1185170+(219-186)=203679-(298+313)=68313×(537-532)=1565436-24×9=220376-167×2=42594+352-497=449457×(423-418)=2285244×3=732148×6=888234-(200-121)=15512+68×5=35287×(439-434)=435478-366+151=26366×(118-114)=264588-12+892=1468599-52×9=131221+725=946679-(373+40)=266266+498=764674×9-199=586716+(424-347)=9346+(692-551)=187387+47-41=393956+(333-35)=1254640-(245-139)=534350+148×3=794709+(834-809)=734496-(793-721)=42481×9-39=690614+228+179=1021710×2-663=75798+285+341=724405-(393-14)=26318-(182-103)=239700+(966-907)=759469-(21+439)=9181+39×6=415852×2=1704827-402+929=135477+57=134112+(637-537)=212630-(667-414)=377353+395+474=1222565+288=853259+673=932110×3-32=298982-732=250894-62×4=646256×2=512371-(445-271)=197329×(212-209)=987225×4=900660-458=202623+595+986=2204336+128×2=592985×(955-948)=6895358-21-128=209207×2+433=847988-626=362378-141=237599-204×2=191738+364-145=957472-402+38=10845+161×5=850735+591-465=861473+653=1126330-278+210=262880+220-645=45563+(298-133)=228108+(145-15)=238107×3+106=427466-179=287147×(220-214)=882441-353+835=923197-40=157420-332+181=26940×(823-814)=360129-(362-354)=121206+(483-61)=62810×9=90392+(488-171)=709438-327+44=155857×2=1714959-(19+29)=9112/6+3/6=5/6841×4=3364204×(510-502)=1632159+299-218=240391-100=291355-23×6=217390-136=2543/8+2/8=5/8273+776-445=60461×4=244732-101+159=790651×2-922=380633+613+818=20646/7-1/7=5/7259×2+799=1317626×5-336=2794234+111×4=678250+(362-297)=315102×(417-409)=816202+426=628800-41-660=99405-82-166=157424+(700-208)=916167+64×8=679381-29-321=31250+(490-365)=375757-102×2=553736-41×2=654600×2-442=758144+273=417419+80×5=819737-(396+36)=305490-(214+96)=180991-316+280=955952-604=348225+970-187=1008281+98-162=217218+853+398=1469347-253+189=283683×3-727=1322166+186=352442+484-786=140304-173-46=85944-(633+289)=22193×