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46+79+420=426-411+328=86+11×7=466-(419-19)=841-(337+309)=123×(146-142)=145+192=457×2-278=247×7=3/5-2/5=27×(207-200)=326-259+169=480-361+251=285-138=305-31×2=928-63×5=475-449+354=364-(132+101)=309-240+75=399-210=805-260×3=335-(10+298)=398-(259+37)=972×(183-179)=34+383-340=416-61+20=935+827+110=131-(147-36)=138+277=612-117×2=773-303=88×7=228-206=856-347-398=95+(410-88)=524-(656-516)=6/8-1/8=62+15×6=57-(126-93)=657-62×2=316×(306-303)=322-239+36=33+612+317=486+243×2=292×(229-226)=488×2=18+(928-213)=852-523-307=3/5+2/5=408+(702-450)=175×2+222=161+200=234×3+608=320-93=133-57+373=122×6-516=135+281-247=497+146+202=474-(94+152)=961-818+772=50×9=125+(187-93)=760-159×4=846-364=728+112-86=78-77+51=116+375-222=702+570+355=773+(719-457)=908-718=132-25×5=827-(336+362)=298+(71-68)=924+(355-116)=843×(275-268)=500-(12+238)=785+(640-475)=352-150=315-168+307=759×3-321=335+36-191=570+251+159=413+(877-696)=2/6+3/6=943-(287+16)=450+122+201=929+(753-94)=646×(537-530)=353+985=44+348+84=413-63×5=982-100+674=390+18+176=867-301-128=922-260-213=282×2+157=185+(424-111)=155+629-167=3/5-1/5=262+(416-181)=542-26-492=482×8-690=470-41+474=119×9=421+13×9=864+79×6=467-(494-45)=696-213×2=46+263×3=187+197=287+608+597=131×7-417=388+91×3=193+22×9=577-547+712=178+22×9=745-(528-317)=272+118×3=437-283+127=495-(233-221)=394-105×3=392-24+929=480-100=83×8=287×3-44=488-(109+12)=175×2-311=753-(805-300)=181×3=5/7-2/7=456×2=200+107=126-(483-452)=80×2+862=749-598=500-86×2=787-183-362=425-(41+109)=456-152-262=494-(44+264)=102+(483-293)=1/7+2/7=460-(109+161)=137+(469-94)=300+27-12=523+345=358×6=97+611+132=515-70×3=739+313+652=392×2=224+264=148+380-397=57+403-42=167+(477-119)=362-38×7=93×(229-224)=686+45+166=892+(814-427)=131+315=300-(223+12)=352+154×2=476-155-293=240×(101-98)=423-315+270=841-66-737=258+120=338-23×4=388-(119+32)=30+440×2=75×8-506=458-189-146=177×(232-227)=631-(306+40)=139×2=494-(142+225)=430×2-629=453+(547-258)=699-572+875=271-104=352-(814-766)=263-131+73=867×4=22+254+49=286-(295-43)=26+53+661=381-285-22=146×5=721×6-875=516-344+844=473-292=71+240-263=409+102+65=96×7+407=125×6+158=106×5=257-98-27=381+109-131=43×4+455=285-(19+199)=144×(324-319)=416-52×8=204+342-467=86×7=398-348+120=483-(417-240)=175×3=368-197-104=673-201=135+81=46+221=342+218×2=314-52×2=307×3=381+91-289=281+169-404=942-(71+523)=21×9-42=143×(233-229)=674+250×3=219×4=307-100×2=287+27-14=416-51×6=132×2=386+(481-173)=329+101-75=399-62-215=10+(499-448)=215+864-868=980-(944+20)=213-87-79=441-214×2=167+928+946=59+310=649-96×2=975-540-135=337+40-182=134×5=224-90=468-226-242=805+(952-924)=747+136+83=862-(176+18)=998-(976-820)=126+(625-470)=227×(160-156)=27×3+68=140×(71-66)=509-(450-82)=473-75×6=279+89-88=204+18×7=281×(174-171)=78×(686-681)=705+194×3=145-30=119×8-462=967×5=344×3-94=989-(190+795)=732-44×4=374-(627-309)=758-511+526=111+89+331=156×2-211=461-26-51=207+47=649×3-875=609+40+485=493-153-22=814-161×5=476-(31+113)=449-(260-220)=807+62-136=754×8=611+77+119=39×2+907=342×(419-415)=329+83=349×2=42×4=97×6-275=51-(157-118)=371-172+295=294+917-124=876-(170+566)=138-45-36=1/8+3/8=213×2+359=808×7-711=477+345=466+933-531=172-(707-555)=282+640+409=447+116+74=131+(345-66)=475+(197-105)=106×5+69=12×(253-244)=793+872+78=467-203-86=885-745=359×(665-659)=492-(124+279)=371+74+295=325×2-261=677-220+803=140×5=234×8=826×8-483=557-(630-238)=72-(147-138)=61+944-678=421-273-29=452-(428-113)=535-(673-635)=481-(205+50)=363-160+96=366-(108+243)=774+184+17=699-145=536×7-583=910-249-303=99×3+154=33+144=640-88×7=257+746-347=560-(185-136)=511+968=35×6-177=318×(65-62)=2/7+5/7=258-25×8=495+(866-55)=368+290+926=69×(243-236)=471+(657-459)=850+206×3=417-(223+23)=112+(706-114)=966-319+402=161×(262-258)=2/8+5/8=107×8-122=483×(515-507)=407×7=695-85×2=902-223+851=356+(434-388)=530+335+50=367+129-241=168-43=261-49+593=585×(323-315)=404-290-83=189×2-348=656-96-255=464+(267-199)=141-111=2/10+6/10=507-229×2=67×(478-475)=759-(43+547)=450-(316+55)=470+42×2=75+379-368=273+987=604+628-252=165+(388-189)=495+(942-440)=831-(488-372)=485-(209+184)=293-150-130=315+600-791=967-(636-448)=124×6-590=328×2-365=711-69×9=189×2+22=85+(365-50)=459-211-146=216-16+144=293+111=732+112+114=947+113+775=391-60×4=89-23×3=628×5-524=316+143-106=4/9-3/9=687-548=709-266-318=845+790+564=347-162×2=43×(60-57)=980+207=311+18-240=209×(215-212)=517-58×8=96×(308-300)=83-66+205=181+232+255=956+(920-222)=186-(79+63)=472-(244+65)=68+58=997-387=189×3+254=154-31×4=134+403=498×9=416-(254-123)=243+436=71×3+632=952+263-68=191-40+20=4/7-1/7=832-93-48=2/9+3/9=856×(29-23)=373-(127+102)=382-(538-429)=211×9=284-44×3=917+224+993=54+(590-230)=469+(303-83)=810-170×2=466-179-267=337-149=583×4-702=135×4=355+86+75=111×4=322-(411-259)=329+31×4=494+142=50+151=65×3-53=67×6+257=868+713=997+(749-287)=852-487-100=186+612=489+669-386=320+(825-137)=963-(379+435)=221+100=356-(125+15)=65-15×2=984-854+470=358+(97-11)=749-306-192=882-(723-141)=239-217=128+321-218=404+(104-72)=700-(335+223)=134+349=782-597=158+265=28×9=367-84-72=175+287=355-(29+187)=72×(132-126)=163+498=383+156+325=497-(191-49)=338×4-244=69×9=316×(390-384)=670+70+197=126×(270-264)=878+102+961=177+199×3=426+(162-14)=354+18-276=8/9-1/9=458-(130+287)=42+283-224=868×6-74=358-162-169=233×9-236=607-(335-315)=428-155×2=271-209=222-(240-186)=459-365-75=1/7+5/7=855-767+535=654×(690-684)=300×9-966=196×(171-166)=374-54-62=291-33×2=104×7-334=693-147×2=240+96=411×9-101=107+359-73=330+180×3=702-293+310=463+294-283=476-(420-380)=2/7+3/7=112+261=29×4=224-38×4=138+128=950-(338+357)=42+645+186=20×2=908+313-669=474-299+276=338×8-816=108+561=223+83×4=75+211-23=346-95+15=289-(755-599)=348+172+261=205+(684-39)=663-628+257=756×(504-495)=691-(112+464)=163+485=708-398=95+456+169=662-(719-401)=411×2-439=344-56-250=322×3-183=953+789+78=266+268×2=221+415+184=69+138×4=246×4+308=360-(468-160)=546×4=330-97-185=428-99=257×3-654=146×(168-162)=722×2=174×2-339=676-36=296×2=883-121×3=378-72-64=455-77×5=705-410+789=621-474=241-30+118=220+267-413=351+891+750=246-71=264-131=388-(108+36)=151×3=504+491=804-(559+114)=651-384-99=939-434-409=137+286+63=128×3=525+612+723=493+342+410=744-(428+77)=81×(350-342)=465-(347-76)=197+93-149=361×(649-642)=472-363-93=382×6=573-384-56=723×2-478=802-(180+502)=552-348=159-56+354=137+173=458-249=305×2-401=341+(342-126)=430-84×3=29×(98-89)=479-426=243×5-532=158+(102-61)=187×(542-534)=414-47×2=204×3=653×(773-770)=84+(743-707)=64×3+69=271-59×4=145+164=158×6=234-10-65=792+743-470=395-378+150=2/5-1/5=243-104-18=322+57-152=580-191-40=728+189-338=269×2+383=673×(650-645)=685×6-209=779-515=458+158+36=524-(101+85)=798-113×3=404+62-300=237×4-689=182+299=732×3=96+86=49×6=938-(964-292)=59+94=437+(703-633)=450-53×6=631+656+869=455-(397-64)=451+192-442=461-394-15=434+55-373=881-59×9=198-65-111=125-(126-112)=429+255+220=100×9-405=321×2=311-263+24=198×3+104=207×(469-460)=340-(362-193)=28×8+418=733-460+930=283+63-33=157×(492-489)=232×3-557=89×5+365=867-461-319=2/3-1/3=320-(471-166)=960-949=840-(34+428)=777+161=120+(402-301)=122-(462-405)=191-116-26=524+(997-608)=57+127×7=870+(164-97)=134+332-252=545+336-803=985-139×3=129+(451-351)=263-(118-50)=101×3+224=117+238=426+217=455×2-414=2/9+5/9=844-670=698×5-837=342×7=588+712-348=870×7=320-(495-275)=5/8-1/8=268-166+333=439+794-501=459-(275+123)=391+(468-212)=241+206=186×3-343=132-(506-438)=931×8=392-29×9=310-(386-170)=554-55=121-96=434+47×4=99-11=344×8-960=126×6=331-316+842=647×2=238-118=402×7-120=123×8=140-16+106=293-24×7=722×9-348=631-338+869=109+622=484-313=797-481=14×7+421=150+258=497-106=20×9+676=470-196+67=494-(103+316)=4/8-1/8=395-283=988-48×4=746+329×3=498+531+12=522+779+734=55×(447-440)=148-29×5=4/7+2/7=332×6=666+626-257=198-(443-331)=136+219+446=508×7=58×4=444-(26+262)=641+996-426=25+34=460-(135+197)=751+302=66×(309-300)=399-(201+64)=364-176+159=608×(377-374)=626×(446-442)=254+(483-385)=896+973=448-17×3=254×2+164=307+557+306=673-(259+313)=988+962+500=25×6+430=537+685-275=187+183×2=303+(276-27)=341-156=400-138+820=119-28+309=659-213=678×5-318=592-(539-190)=90×9-783=225-19×6=392×(493-486)=466-43-69=259-213+163=558-171-71=321+(821-497)=334-17=583+985+436=533-96+343=534×(525-518)=951-(69+736)=643-111×2=303+118+532=142×(984-980)=366×2=22+49×4=350-40×2=286-189-44=374-274=867×(944-937)=72×9+545=336-(83+209)=511-(901-783)=193+986+329=538-(248+49)=171-26=19×(351-346)=888+(408-157)=763-(72+61)=6/8-2/8=932-(388-100)=293-(689-553)=81+150=707+398-212=248×(339-335)=999-840=225+(480-273)=498-(172-153)=469+336+988=388-(173-92)=158×(295-289)=461-302-140=336×7-200=312×2+580=167×4-79=405-55=105+250-258=829-245+335=110×7=786+(410-406)=300-269+338=376+367=233+(139-115)=960-(375+50)=338-33=298+(307-197)=556+385=258+212+316=204+257=958-510+760=672-180+468=58×5=457+(451-176)=377-(234+55)=48+183=852-211-316=354-98+48=803×(180-177)=245-73×3=59+(341-152)=209×2=249×4-237=294×3-97=75+304×3=392-264=115×(382-378)=751-272-470=972-337+177=482×2+446=494-327=845-247+846=252-(272-173)=554-462=331×2=683-(571+73)=915-181=129+691+100=664-(588-547)=216×4-678=982+419-857=530-(279-262)=708-244×2=881-(913-512)=140+(156-124)=201×5-548=240×(222-214)=966-447=708-195-390=421-(311-293)=405-53-237=477-(14+12)=411+790=416-379=301+17-197=977-268-622=315+362=39×(297-289)=193×(461-456)=348+914-22=461-336=695-531-114=772-(937-215)=480-66×5=参考答案46+79+420=545426-411+328=34386+11×7=163466-(419-19)=66841-(337+309)=195123×(146-142)=492145+192=337457×2-278=636247×7=17293/5-2/5=1/527×(207-200)=189326-259+169=236480-361+251=370285-138=147305-31×2=243928-63×5=613475-449+354=380364-(132+101)=131309-240+75=144399-210=189805-260×3=25335-(10+298)=27398-(259+37)=102972×(183-179)=388834+383-340=77416-61+20=375935+827+110=1872131-(147-36)=20138+277=415612-117×2=378773-303=47088×7=616228-206=22856-347-398=11195+(410-88)=417524-(656-516)=3846/8-1/8=5/862+15×6=15257-(126-93)=24657-62×2=533316×(306-303)=948322-239+36=11933+612+317=962486+243×2=972292×(229-226)=876488×2=97618+(928-213)=733852-523-307=223/5+2/5=1408+(702-450)=660175×2+222=572161+200=361234×3+608=1310320-93=227133-57+373=449122×6-516=216135+281-247=169497+146+202=845474-(94+152)=228961-818+772=91550×9=450125+(187-93)=219760-159×4=124846-364=482728+112-86=75478-77+51=52116+375-222=269702+570+355=1627773+(719-457)=1035908-718=190132-25×5=7827-(336+362)=129298+(71-68)=301924+(355-116)=1163843×(275-268)=5901500-(12+238)=250785+(640-475)=950352-150=202315-168+307=454759×3-321=1956335+36-191=180570+251+159=980413+(877-696)=5942/6+3/6=5/6943-(287+16)=640450+122+201=773929+(753-94)=1588646×(537-530)=4522353+985=133844+348+84=476413-63×5=98982-100+674=1556390+18+176=584867-301-128=438922-260-213=449282×2+157=721185+(424-111)=498155+629-167=6173/5-1/5=2/5262+(416-181)=497542-26-492=24482×8-690=3166470-41+474=903119×9=1071421+13×9=538864+79×6=1338467-(494-45)=18696-213×2=27046+263×3=835187+197=384287+608+597=1492131×7-417=500388+91×3=661193+22×9=391577-547+712=742178+22×9=376745-(528-317)=534272+118×3=626437-283+127=281495-(233-221)=483394-105×3=79392-24+929=1297480-100=38083×8=664287×3-44=817488-(109+12)=367175×2-311=39753-(805-300)=248181×3=5435/7-2/7=3/7456×2=912200+107=307126-(483-452)=9580×2+862=1022749-598=151500-86×2=328787-183-362=242425-(41+109)=275456-152-262=42494-(44+264)=186102+(483-293)=2921/7+2/7=3/7460-(109+161)=190137+(469-94)=512300+27-12=315523+345=868358×6=214897+611+132=840515-70×3=305739+313+652=1704392×2=784224+264=488148+380-397=13157+403-42=418167+(477-119)=525362-38×7=9693×(229-224)=465686+45+166=897892+(814-427)=1279131+315=446300-(223+12)=65352+154×2=660476-155-293=28240×(101-98)=720423-315+270=378841-66-737=38258+120=378338-23×4=246388-(119+32)=23730+440×2=91075×8-506=94458-189-146=123177×(232-227)=885631-(306+40)=285139×2=278494-(142+225)=127430×2-629=231453+(547-258)=742699-572+875=1002271-104=167352-(814-766)=304263-131+73=205867×4=346822+254+49=325286-(295-43)=3426+53+661=740381-285-22=74146×5=730721×6-875=3451516-344+844=1016473-292=18171+240-263=48409+102+65=57696×7+407=1079125×6+158=908106×5=530257-98-27=132381+109-131=35943×4+455=627285-(19+199)=67144×(324-319)=720416-52×8=0204+342-467=7986×7=602398-348+120=170483-(417-240)=306175×3=525368-197-104=67673-201=472135+81=21646+221=267342+218×2=778314-52×2=210307×3=921381+91-289=183281+169-404=46942-(71+523)=34821×9-42=147143×(233-229)=572674+250×3=1424219×4=876307-100×2=107287+27-14=300416-51×6=110132×2=264386+(481-173)=694329+101-75=355399-62-215=12210+(499-448)=61215+864-868=211980-(944+20)=16213-87-79=47441-214×2=13167+928+946=204159+310=369649-96×2=457975-540-135=300337+40-182=195134×5=670224-90=134468-226-242=0805+(952-924)=833747+136+83=966862-(176+18)=668998-(976-820)=842126+(625-470)=281227×(160-156)=90827×3+68=149140×(71-66)=700509-(450-82)=141473-75×6=23279+89-88=280204+18×7=330281×(174-171)=84378×(686-681)=390705+194×3=1287145-30=115119×8-462=490967×5=4835344×3-94=938989-(190+795)=4732-44×4=556374-(627-309)=56758-511+526=773111+89+331=531156×2-211=101461-26-51=384207+47=254649×3-875=1072609+40+485=1134493-153-22=318814-161×5=9476-(31+113)=332449-(260-220)=409807+62-136=733754×8=6032611+77+119=80739×2+907=985342×(419-415)=1368329+83=412349×2=69842×4=16897×6-275=30751-(157-118)=12371-172+295=494294+917-124=1087876-(170+566)=140138-45-36=571/8+3/8=4/8213×2+359=785808×7-711=4945477+345=822466+933-531=868172-(707-555)=20282+640+409=1331447+116+74=637131+(345-66)=410475+(197-105)=567106×5+69=59912×(253-244)=108793+872+78=1743467-203-86=178885-745=140359×(665-659)=2154492-(124+279)=89371+74+295=740325×2-261=389677-220+803=1260140×5=700234×8=1872826×8-483=6125557-(630-238)=16572-(147-138)=6361+944-678=327421-273-29=119452-(428-113)=137535-(673-635)=497481-(205+50)=226363-160+96=299366-(108+243)=15774+184+17=975699-145=554536×7-583=3169910-249-303=35899×3+154=45133+144=177640-88×7=24257+746-347=656560-(185-136)=511511+968=147935×6-177=33318×(65-62)=9542/7+5/7=1258-25×8=58495+(866-55)=1306368+290+926=158469×(243-236)=483471+(657-459)=669850+206×3=1468417-(223+23)=171112+(706-114)=704966-319+402=1049161×(262-258)=6442/8+5/8=7/8107×8-122=734483×(515-507)=3864407×7=2849695-85×2=525902-223+851=1530356+(434-388)=402530+335+50=915367+129-241=255168-43=125261-49+593=805585×(323-315)=4680404-290-83=31189×2-348=30656-96-255=305464+(267-199)=532141-111=302/10+6/10=8/10507-229×2=4967×(478-475)=201759-(43+547)=169450-(316+55)=79470+42×2=55475+379-368=86273+987=1260604+628-252=980165+(388-189)=364495+(942-440)=997831-(488-372)=715485-(209+184)=92293-150-130=13315+600-791=124967-(636-448)=779124×6-590=154328×2-365=291711-69×9=90189×2+22=40085+(365-50)=400459-211-146=102216-16+144=344293+111=404732+112+114=958947+113+775=1835391-60×4=15189-23×3=20628×5-524=2616316+143-106=3534/9-3/9=1/9687-548=139709-266-318=125845+790+564=2199347-162×2=2343×(60-57)=129980+207=1187311+18-240=89209×(215-212)=627517-58×8=5396×(308-300)=76883-66+205=222181+232+255=668956+(920-222)=1654186-(79+63)=44472-(244+65)=16368+58=126997-387=610189×3+254=821154-31×4=30134+403=537498×9=4482416-(254-123)=285243+436=67971×3+632=845952+263-68=1147191-40+20=1714/7-1/7=3/7832-93-48=6912/9+3/9=5/9856×(29-23)=5136373-(127+102)=144382-(538-429)=273211×9=1899284-44×3=152917+224+993=213454+(590-230)=414469+(303-83)=689810-170×2=470466-179-267=20337-149=188583×4-702=1630135×4=540355+86+75=516111×4=444322-(411-259)=170329+31×4=453494+142=63650+151=20165×3-53=14267×6+257=659868+713=1581997+(749-287)=1459852-487-100=265186+612=798489+669-386=772320+(825-137)=1008963-(379+435)=149221+100=321356-(125+15)=21665-15×2=35984-854+470=600358+(97-11)=444749-306-192=251882-(723-141)=300239-217=22128+321-218=231404+(104-72)=436700-(335+223)=142134+349=483782-597=185158+265=42328×9=252367-84-72=211175+287=462355-(29+187)=13972×(132-126)=432163+498=661383+156+325=864497-(191-49)=355338×4-244=110869×9=621316×(390-384)=1896670+70+197=937126×(270-264)=756878+102+961=1941177+199×3=774426+(162-14)=574354+18-276=968/9-1/9=7/9458-(130+287)=4142+283-224=101868×6-74=5134358-162-169=27233×9-236=1861607-(335-315)=587428-155×2=118271-209=62222-(240-186)=168459-365-75=191/7+5/7=6/7855-767+535=623654×(690-684)=3924300×9-966=1734196×(171-166)=980374-54-62=258291-33×2=225104×7-334=394693-147×2=399240+96=336411×9-101=3598107+359-73=393330+180×3=870702-293+310=719463+294-283=474476-(420-380)=4362/7+3/7=5/7112+261=37329×4=116224-38×4=72138+128=266950-(338+357)=25542+645+186=87320×2=40908+313-669=552474-299+276=451338×8-816=1888108+561=669223+83×4=55575+211-23=263346-95+15=266289-(755-599)=133348+172+261=781205+(684-39)=850663-628+257=292756×(504-495)=6804691-(112+464)=115163+485=648708-398=31095+456+169=720662-(719-401)=344411×2-439=383344-56-250=38322×3-183=783953+789+78=1820266+268×2=802221+415+184=82069+138×4=621246×4+308=1292360-(468-160)=52546×4=2184330-97-185=48428-99=329257×3-654=117146×(168-162)=876722×2=1444174×2-339=9676-36=640296×2=592883-121×3=520378-72-64=242455-77×5=70705-410+789=1084621-474=147241-30+118=329220+267-413=74351+891+750=1992246-71=175264-131=133388-(108+36)=244151×3=453504+491=995804-(559+114)=131651-384-99=168939-434-409=96137+286+63=486128×3=384525+612+723=1860493+342+410=1245744-(428+77)=23981×(350-342)=648465-(347-76)=194197+93-149=141361×(649-642)=2527472-363-93=16382×6=2292573-384-56=133723×2-478=968802-(180+502)=120552-348=204159-56+354=457137+173=310458-249=209305×2-401=209341+(342-126)=557430-84×3=17829×(98-89)=261479-426=53243×5-532=683158+(102-61)=199187×(542-534)=1496414-47×2=320204×3=612653×(773-770)=195984+(743-707)=12064×3+69=261271-59×4=35145+164=309158×6=948234-10-65=159792+743-470=1065395-378+150=1672/5-1/5=1/5243-104-18=121322+57-152=227580-191-40=349728+189-338=579269×2+383=921673×(650-645)=3365685×6-209=3901779-515=264458+158+36=652524-(101+85)=338798-113×3=459404+62-300=166237×4-689=259182+299=481732×3=219696+86=18249×6=294938-(964-292)=26659+94=153437+(703-633)=507450-53×6=132631+656+869=2156455-(397-64)=122451+192-442=201461-394-15=52434+55-373=116881-59×9=350198-65-111=22125-(126-112)=111429+255+220=904100×9-405=495321×2=642311-263+24=72198×3+104=698207×(469-460)=1863340-(362-193)=17128×8+418=642733-460+930=1203283+63-33=313157×(492-489)=471232×3-557=13989×5+365=810867-461-319=872/3-1/3=1/3320-(471-166)=15960-949=11840-(34+428)=378777+161=938120+(402-301)=221122-(462-405)=65191-116-26=49524+(997-608)=91357+127×7=946870+(164-97)=937134+332-252=214545+336-803=78985-139×3=568129+(451-351)=229263-(118-50)=195101×3+224=527117+238=355426+217=643455×2-414=4962/9+5/9=7/9844-670=174698×5-837=2653342×7=2394588+712-348=952870×7=6090320-(495-275)=1005/8-1/8=4/8268-166+333=435439+794-501=732459-(275+123)=61391+(468-212)=647241+206=447186×3-343=215132-(506-438)=64931×8=7448392-29×9=131310-(386-170)=94554-55=499121-96=25434+47×4=62299-11=88344×8-960=1792126×6=756331-316+842=857647×2=1294238-118=120402×7-120=2694123×8=984140-16+106=230293-24×7=125722×9-348=6150631-338+869=1162109+622=731484-313=171797-481=31614×7+421=519150+258=408497-106=39120×9+676=856470-196+67=341494-(103+316)=754/8-1/8=3/8395-283=112988-48×4=796746+329×3=1733498+531+12=1041522+779+734=203555×(447-4