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766-219+333=121×4=267-(53+167)=876-541+646=105×3=707×2-442=518-49=675+892+351=139×4+214=171+690+762=641×5=246×(241-234)=14+277×2=404-152×2=271-55×4=17×8=992-135×4=475-(727-294)=526-(706-544)=734-348-45=475-21-264=276-(213-210)=161×(415-411)=373×7=755+184×5=216-15×3=499-288=477-475+443=145+184=348-55+46=288-231=877-591+770=363×8=61+(345-113)=174×(364-360)=25×3=317×8-327=929-(579+74)=106-(941-862)=469-(52+213)=614-156=894+(918-75)=356+(213-60)=74×9=199×4-213=345-(521-458)=336-124-191=489-147×2=278-(233-74)=470×8=95+518+48=480-191-66=991-441-115=374+337+171=286×(758-750)=210-43=474-416+185=838×(361-354)=988-(760-499)=55×4+471=232+277=856-15×5=138+579=530+630+477=41×(88-83)=809-548+421=2/10-1/10=457-102-159=321+(436-10)=568+(818-424)=140+261-21=823-89-355=595+140=419+407+936=190×5-214=144×(227-222)=1/7+2/7=359-181=855+731+327=825+322+557=463-369=711+(887-182)=418-(215+161)=290+792=126-104+251=310+206+169=354-(160+158)=114×7-406=983+91×6=469-361-76=193+62=909×2=548×(815-812)=489-138×3=5/7-2/7=490-287-167=49+382-65=766-(61+162)=332+351+119=299+121-62=695-(571+46)=420-153+346=940+303-732=799×9-96=542+795=412+334=874-20×5=717-705-10=428-285+21=835+(393-274)=420-(286+125)=459-(307+85)=234+160=183×7=467-(432-268)=440-321-60=74+408=388-13+99=709×3-838=490+901+77=999+701=3/6+2/6=598+871-966=649-422+715=151+786-913=333+992+842=528-61×2=920-(823+60)=599×6-229=263×3-231=181-139=206×3-580=794-732+669=85×(88-79)=243+97×7=14+184+345=422+529-23=940-(50+290)=72+285+313=746-(678-148)=199+(812-515)=657+61-89=825+721-191=406-135=712-486+979=902-(169+125)=983-329=221-(293-261)=463-102×4=354-53×6=373-198+210=243-116+270=534-(469-378)=464-311+165=468+80×3=426×2-832=155-(119+21)=994-(440-230)=410+17-62=365-(27+170)=236×2+850=305-226+728=81×6+431=234-88-18=254×3-433=163+636=104+(249-160)=125×4+823=802+(886-538)=599-118×4=793-(439+217)=277×2-438=117×8+348=898-(440+282)=259+209-14=197+(320-73)=288×4=195-43=401-87×4=14×(27-24)=798+(792-673)=13×7=206+865-388=699-284×2=498×6-204=941+(433-347)=806-381+623=178-118+163=358-248+349=6/8-1/8=973-126×6=860-112=235×5-333=132-(173-43)=573-179=369+74+310=341-22+259=473-32=407+(457-304)=261-214+447=164×(147-138)=170-10-126=5/8+2/8=965+985=611+154×2=259+204×4=499×2-988=115×(803-796)=384-269=743-347-314=116+255=196×8-331=1/4+3/4=296-230+88=247+120=414-(113+115)=901-298-163=429×2-167=911-54-28=351×9=140×(307-304)=394-98-143=351-39+455=350+147×3=28+(769-628)=161×6=490×(106-99)=558-36=101+177-30=399+20-110=438×4-680=408-12=402+287=220×3=598-(817-404)=449+(152-129)=2/6+3/6=173+(357-338)=285-17×4=668-269=776-408-59=412+115×4=1/4+2/4=371-276+136=32×9=46-(479-456)=274×3-22=392-17×9=248-37×5=485-148+773=860-60×2=127+753=101+213=17×2=99+269=70+74+389=415+545-263=384+74-190=298-(46+155)=354-43-110=393+269+107=188-161=237-235+236=226-(50+88)=6/10-1/10=121×(422-414)=573-247+786=35×9=133+(999-842)=399+29×3=448-14-146=483×3-698=349×2-240=341+157-80=658+(134-95)=2/8+6/8=188-(389-380)=804-513=865×2-918=66×8=144×(207-202)=245-(354-335)=445-105=902-75=431-64=6/10-4/10=57+379+131=937+316+790=401-244=860-151×2=952-60-446=165×5=66+392+299=436-68-149=65+267×3=250×(441-438)=282+191=743-81×6=150×5+158=305-(327-105)=804+501-445=72×3-178=48+176-58=502×(50-45)=685-459=364-190=269+517=405+404+145=793+90×6=145×(761-758)=121×8-331=762-(583+131)=437-145=796+896+150=305+374-576=863-142-190=855-332=420-(32+219)=25×4=738+83-364=463+(484-267)=35×3+243=11+46+129=115-(270-196)=404-201×2=638+(946-125)=814+(858-519)=206-(464-360)=881×4-599=429-(870-461)=451-57×5=199-34×3=153-(163-121)=195-86=92×6-308=723-55×5=366-18×7=185×3=379-365=440-287-28=29+31+652=899-595+442=74×(141-132)=961+(695-319)=270-115=180×4=414+(388-245)=113×(783-774)=301-41×6=45+319+895=272-(433-205)=597-519+829=446-(29+267)=904-348+990=291-252=206-30×2=576-109-133=68+(96-44)=855-148-460=972×5=951×7=319×4-903=262-(170-102)=195-(633-550)=28+372-280=118×6+106=928+(850-505)=770-(127+27)=78+215=438×5-287=730+989-634=607×7=99×7=82+(321-54)=670×(854-847)=241-11=786-97×8=2/4-1/4=302-138×2=54×6+36=264-146=143-(125-124)=185×(389-384)=569-500+213=136+171=851-301×2=485-(297-48)=212+569+83=50×4+513=282-15×4=485-(194+128)=726+563-858=155+414+249=115×2=137-134+74=364+52-84=150-94+45=23+783+138=591-120+674=327-217-43=881-53+589=927-(114+368)=292+(401-132)=483-113=161×6-344=37×(158-155)=304+148=418-166+74=584+113+108=491×2-112=721-429-130=171+499×2=120+595=885+(604-443)=762+930=163+715-294=275+102-228=142×6=127+133=831-(393+313)=875×(719-716)=542+148×6=118×6-65=817-(785-780)=321-19-38=232-(40+26)=424+(809-492)=64+112=237+24×2=305×6=623-292-222=330-67+101=419-(89+13)=146×6-664=408-21-158=254+581=210-(316-121)=63×6=907+(632-15)=185-(48+62)=328-115×2=361-91×2=224+78+12=484×2-629=443-(818-427)=406×(580-573)=32×9+182=186-(105+80)=735-(690-404)=240×2+396=835-137×6=86×7=300+124-229=712+875=968-467=68×6=195+276-436=264×(246-243)=128×2=242+(284-266)=378-(298-200)=264-12-128=106×2=460-(341+26)=649-(401+140)=188-(318-248)=160+(485-99)=233-86=161×5+88=537-(817-747)=133+270+245=294+117=407+(442-62)=900×5=126+454+463=823-497=362×6-547=259+10+704=232-74×2=254-(72+66)=959+72+183=81+202×3=770-(522-421)=618×4=308+108=476+310+470=762×(42-33)=996-626-66=109+(425-153)=346+993=910+37×6=77×(312-307)=161+129+609=371-(388-266)=34-(235-220)=10×(366-363)=94×6-346=62×9=101×8=292-(435-289)=253+(445-100)=495×3-695=313-125+18=258+(111-91)=48+33=340+133-297=353-43=211-91×2=278-39×6=447-39×5=531-(847-798)=483-118=971-657-15=270-27-145=96+338=390+683-398=291-234=109×9-708=44×(994-986)=714+179+550=940-378×2=868-47×7=684+11+279=66+19-74=923-753+553=47+330-110=80+323=174-(382-302)=82+78×5=432+(288-199)=956-(436+341)=19+97×2=469+(948-716)=914-96=392-284-83=578-57-84=277+(491-119)=291-210+151=202-(386-184)=824×7=604-(244+238)=562+430-652=461-56-258=255+288×2=189+85+696=50×6=799-199-236=17+62=361-109-101=474-399+370=731+461+822=45×(455-451)=479-(496-238)=285-73×2=826×(559-551)=344+214×2=286+267=887-(293-214)=327×3-974=247×2+424=845-831+618=62×5+820=759×2=149+312=200×2-15=1/7+4/7=116+144+656=264+489-345=477-(346+43)=215+(487-348)=194-14-23=136-80+139=524+838+925=60+82×6=325×3-76=131+198-205=204+(138-75)=985×7=193×(963-956)=43×7+251=55×(445-437)=336×2+442=246+30+750=239×2=123+357-80=22+(253-186)=990-(294+191)=846+613+338=141-42-92=574-255-55=439-(241+190)=400+81-439=131×2+451=546-96×5=638+198+78=62×4+823=497-99-362=448×(480-475)=336×3-947=349×2-555=326+186×2=204×2+67=622-(607-413)=478-199×2=407+952-563=3/8+2/8=407-(420-66)=332×7-867=501+540+949=220-46=385-36×4=842-(542-132)=643+266-209=140×(764-755)=178-(42+83)=912-(23+516)=423-(205+206)=197+(460-75)=94+(247-62)=22×5+245=977-408-541=243×(254-251)=443-37=117+175-125=411-80×4=793-321+529=699-83=450-55+28=377-(694-446)=263-24-191=234×(364-361)=649+982-23=457-128-101=489-(192+157)=105×(388-383)=97×5=297-62+532=170×4+248=480×2=57+51=137×(353-347)=139+299-422=251+38+698=441-(724-489)=185+306=10×(494-488)=443×(966-960)=406+362=793+494-691=342-251+382=298-192=504-30×7=25+241+224=277+70=258+83=521×4=140-16+63=680-(939-351)=491-(361+76)=71×(174-170)=499-(846-411)=383×(412-406)=568×5-38=66+651+23=842+861-158=54+28×8=458-267=214+123-318=317+73+98=494-52-393=632-(910-328)=334-(126+56)=861-(108+487)=138+229=639-118=2/3-1/3=992-163-643=100×9-341=849-93×8=208+227+29=192-148+21=54×6=137+(270-100)=134×3+153=389-84×4=378-137×2=314+156=126+862-88=401-(215-134)=741-(223+131)=872-101×7=16×7=370-39-144=499-19×8=469-11×2=331-(399-216)=74×7+201=946-180=384-154=128×(361-352)=84×5=120×(815-811)=118×3=94×6+616=219+226-139=399-(334-47)=300+194-173=400-(17+330)=134+623+58=560+424-633=220+530=249-72+171=204+784-122=359-113=189×(366-362)=51×(47-43)=224-67×3=744×2=123×7+101=565×7-837=463-43=275+163-426=3/8-1/8=281+56×2=263+145=95×6-108=334+(793-283)=338-160+895=252-(706-459)=321+176-203=6/9+2/9=134-(59+41)=43×3=27+(324-228)=542+20-507=242×(454-451)=854-28+200=977-(217+112)=406×(562-554)=462-385-12=350-152-25=577-358+284=309+79+190=368-145-150=375+(421-409)=517-209+375=75+171=306+67=292+68=275-107+116=373-119=568×7-221=323+832+254=350-(144+137)=50×(344-341)=99+343+74=804-392=192+516+732=499-160-299=780+716+587=850+(976-674)=480-10-262=405-(124+236)=225+553=526-(91+333)=4/7-2/7=186×(63-56)=964×(704-700)=350×4-909=961-(723-290)=227+129=333-52×5=249+130-57=681-25-398=412+355=143×(86-82)=295-13×5=847-(280+232)=995-(67+573)=232-70×2=71×5+431=129+326=91+452+344=476-100=658-(238+23)=79+(472-64)=843-789=219-(220-56)=445+(505-227)=18+48×4=930-(689+215)=457+(418-79)=888×4-854=959-195×2=985-85=654-99-72=121+(179-129)=403×2-276=87+95×5=76×(278-271)=541×9-415=839-172×2=240-91+344=496-(359-282)=696×7=248+62=579×5=4/6+2/6=741+953+901=115+833-42=220+44+692=99-50-32=347-97-173=621×8=848×8=582×3=412×2-332=313-(747-730)=372+72-69=212-89=972+648=445+11-454=109+(586-401)=921-(499+191)=330-(55+218)=70×(223-217)=52×(273-270)=4/8-1/8=120+(764-72)=160+50×8=3/7-2/7=461×2=348×(985-981)=212-191=317+280×2=71×4+267=261×3-635=553+357=884-159-246=909-548=211+215-57=455×2+945=171+(933-441)=636-216+596=133×6-727=507+189×2=129×6-749=181×(641-633)=117+(355-111)=1/3+2/3=437+311=4/6-1/6=850-(16+433)=368-(516-359)=618×6-236=325×2-515=170+(512-194)=302×3-22=634-(31+49)=174+228=798+409-482=597-109×2=451-246+250=38+(669-270)=参考答案766-219+333=880121×4=484267-(53+167)=47876-541+646=981105×3=315707×2-442=972518-49=469675+892+351=1918139×4+214=770171+690+762=1623641×5=3205246×(241-234)=172214+277×2=568404-152×2=100271-55×4=5117×8=136992-135×4=452475-(727-294)=42526-(706-544)=364734-348-45=341475-21-264=190276-(213-210)=273161×(415-411)=644373×7=2611755+184×5=1675216-15×3=171499-288=211477-475+443=445145+184=329348-55+46=339288-231=57877-591+770=1056363×8=290461+(345-113)=293174×(364-360)=69625×3=75317×8-327=2209929-(579+74)=276106-(941-862)=27469-(52+213)=204614-156=458894+(918-75)=1737356+(213-60)=50974×9=666199×4-213=583345-(521-458)=282336-124-191=21489-147×2=195278-(233-74)=119470×8=376095+518+48=661480-191-66=223991-441-115=435374+337+171=882286×(758-750)=2288210-43=167474-416+185=243838×(361-354)=5866988-(760-499)=72755×4+471=691232+277=509856-15×5=781138+579=717530+630+477=163741×(88-83)=205809-548+421=6822/10-1/10=1/10457-102-159=196321+(436-10)=747568+(818-424)=962140+261-21=380823-89-355=379595+140=735419+407+936=1762190×5-214=736144×(227-222)=7201/7+2/7=3/7359-181=178855+731+327=1913825+322+557=1704463-369=94711+(887-182)=1416418-(215+161)=42290+792=1082126-104+251=273310+206+169=685354-(160+158)=36114×7-406=392983+91×6=1529469-361-76=32193+62=255909×2=1818548×(815-812)=1644489-138×3=755/7-2/7=3/7490-287-167=3649+382-65=366766-(61+162)=543332+351+119=802299+121-62=358695-(571+46)=78420-153+346=613940+303-732=511799×9-96=7095542+795=1337412+334=746874-20×5=774717-705-10=2428-285+21=164835+(393-274)=954420-(286+125)=9459-(307+85)=67234+160=394183×7=1281467-(432-268)=303440-321-60=5974+408=482388-13+99=474709×3-838=1289490+901+77=1468999+701=17003/6+2/6=5/6598+871-966=503649-422+715=942151+786-913=24333+992+842=2167528-61×2=406920-(823+60)=37599×6-229=3365263×3-231=558181-139=42206×3-580=38794-732+669=73185×(88-79)=765243+97×7=92214+184+345=543422+529-23=928940-(50+290)=60072+285+313=670746-(678-148)=216199+(812-515)=496657+61-89=629825+721-191=1355406-135=271712-486+979=1205902-(169+125)=608983-329=654221-(293-261)=189463-102×4=55354-53×6=36373-198+210=385243-116+270=397534-(469-378)=443464-311+165=318468+80×3=708426×2-832=20155-(119+21)=15994-(440-230)=784410+17-62=365365-(27+170)=168236×2+850=1322305-226+728=80781×6+431=917234-88-18=128254×3-433=329163+636=799104+(249-160)=193125×4+823=1323802+(886-538)=1150599-118×4=127793-(439+217)=137277×2-438=116117×8+348=1284898-(440+282)=176259+209-14=454197+(320-73)=444288×4=1152195-43=152401-87×4=5314×(27-24)=42798+(792-673)=91713×7=91206+865-388=683699-284×2=131498×6-204=2784941+(433-347)=1027806-381+623=1048178-118+163=223358-248+349=4596/8-1/8=5/8973-126×6=217860-112=748235×5-333=842132-(173-43)=2573-179=394369+74+310=753341-22+259=578473-32=441407+(457-304)=560261-214+447=494164×(147-138)=1476170-10-126=345/8+2/8=7/8965+985=1950611+154×2=919259+204×4=1075499×2-988=10115×(803-796)=805384-269=115743-347-314=82116+255=371196×8-331=12371/4+3/4=1296-230+88=154247+120=367414-(113+115)=186901-298-163=440429×2-167=691911-54-28=829351×9=3159140×(307-304)=420394-98-143=153351-39+455=767350+147×3=79128+(769-628)=169161×6=966490×(106-99)=3430558-36=522101+177-30=248399+20-110=309438×4-680=1072408-12=396402+287=689220×3=660598-(817-404)=185449+(152-129)=4722/6+3/6=5/6173+(357-338)=192285-17×4=217668-269=399776-408-59=309412+115×4=8721/4+2/4=3/4371-276+136=23132×9=28846-(479-456)=23274×3-22=800392-17×9=239248-37×5=63485-148+773=1110860-60×2=740127+753=880101+213=31417×2=3499+269=36870+74+389=533415+545-263=697384+74-190=268298-(46+155)=97354-43-110=201393+269+107=769188-161=27237-235+236=238226-(50+88)=886/10-1/10=5/10121×(422-414)=968573-247+786=111235×9=315133+(999-842)=290399+29×3=486448-14-146=288483×3-698=751349×2-240=458341+157-80=418658+(134-95)=6972/8+6/8=1188-(389-380)=179804-513=291865×2-918=81266×8=528144×(207-202)=720245-(354-335)=226445-105=340902-75=827431-64=3676/10-4/10=2/1057+379+131=567937+316+790=2043401-244=157860-151×2=558952-60-446=446165×5=82566+392+299=757436-68-149=21965+267×3=866250×(441-438)=750282+191=473743-81×6=257150×5+158=908305-(327-105)=83804+501-445=86072×3-178=3848+176-58=166502×(50-45)=2510685-459=226364-190=174269+517=786405+404+145=954793+90×6=1333145×(761-758)=435121×8-331=637762-(583+131)=48437-145=292796+896+150=1842305+374-576=103863-142-190=531855-332=523420-(32+219)=16925×4=100738+83-364=457463+(484-267)=68035×3+243=34811+46+129=186115-(270-196)=41404-201×2=2638+(946-125)=1459814+(858-519)=1153206-(464-360)=102881×4-599=2925429-(870-461)=20451-57×5=166199-34×3=97153-(163-121)=111195-86=10992×6-308=244723-55×5=448366-18×7=240185×3=555379-365=14440-287-28=12529+31+652=712899-595+442=74674×(141-132)=666961+(695-319)=1337270-115=155180×4=720414+(388-245)=557113×(783-774)=1017301-41×6=5545+319+895=1259272-(433-205)=44597-519+829=907446-(29+267)=150904-348+990=1546291-252=39206-30×2=146576-109-133=33468+(96-44)=120855-148-460=247972×5=4860951×7=6657319×4-903=373262-(170-102)=194195-(633-550)=11228+372-280=120118×6+106=814928+(850-505)=1273770-(127+27)=61678+215=293438×5-287=1903730+989-634=1085607×7=424999×7=69382+(321-54)=349670×(854-847)=4690241-11=230786-97×8=102/4-1/4=1/4302-138×2=2654×6+36=360264-146=118143-(125-124)=142185×(389-384)=925569-500+213=282136+171=307851-301×2=249485-(297-48)=236212+569+83=86450×4+513=713282-15×4=222485-(194+128)=163726+563-858=431155+414+249=818115×2=230137-134+74=77364+52-84=332150-94+45=10123+783+138=944591-120+674=1145327-217-43=67881-53+589=1417927-(114+368)=445292+(401-132)=561483-113=370161×6-344=62237×(158-155)=111304+148=452418-166+74=326584+113+108=805491×2-112=870721-429-130=162171+499×2=1169120+595=715885+(604-443)=1046762+930=1692163+715-294=584275+102-228=149142×6=852127+133=260831-(393+313)=125875×(719-716)=2625542+148×6=1430118×6-65=643817-(785-780)=812321-19-38=264232-(40+26)=166424+(809-492)=74164+112=176237+24×2=285305×6=1830623-292-222=109330-67+101=364419-(89+13)=317146×6-664=212408-21-158=229254+581=835210-(316-121)=1563×6=378907+(632-15)=1524185-(48+62)=75328-115×2=98361-91×2=179224+78+12=314484×2-629=339443-(818-427)=52406×(580-573)=284232×9+182=470186-(105+80)=1735-(690-404)=449240×2+396=876835-137×6=1386×7=602300+124-229=195712+875=1587968-467=50168×6=408195+276-436=35264×(246-243)=792128×2=256242+(284-266)=260378-(298-200)=280264-12-128=124106×2=212460-(341+26)=93649-(401+140)=108188-(318-248)=118160+(485-99)=546233-86=147161×5+88=893537-(817-747)=467133+270+245=648294+117=411407+(442-62)=787900×5=4500126+454+463=1043823-497=326362×6-547=1625259+10+704=973232-74×2=84254-(72+66)=116959+72+183=121481+202×3=687770-(522-421)=669618×4=2472308+108=416476+310+470=1256762×(42-33)=6858996-626-66=304109+(425-153)=381346+993=1339910+37×6=113277×(312-307)=385161+129+609=899371-(388-266)=24934-(235-220)=1910×(366-363)=3094×6-346=21862×9=558101×8=808292-(435-289)=146253+(445-100)=598495×3-695=790313-125+18=206258+(111-91)=27848+33=81340+133-297=176353-43=310211-91×2=29278-39×6=44447-39×5=252531-(847-798)=482483-118=365971-657-15=299270-27-145=9896+338=434390+683-398=675291-234=57109×9-708=27344×(994-986)=352714+179+550=1443940-378×2=184868-47×7=539684+11+279=97466+19-74=11923-753+553=72347+330-110=26780+323=403174-(382-302)=9482+78×5=472432+(288-199)=521956-(436+341)=17919+97×2=213469+(948-716)=701914-96=818392-284-83=25578-57-84=437277+(491-119)=649291-210+151=232202-(386-184)=0824×7=5768604-(244+238)=122562+430-652=340461-56-258=147255+288×2=831189+85+696=97050×6=300799-199-236=36417+62=79361-109-101=151474-399+370=445731+461+822=201445×(455-451)=180479-(496-238)=221285-73×2=139826×(559-551)=6608344+214×2=772286+267=553887-(293-214)=808327×3-974=7247×2+424=918845-831+618=63262×5+820=1130759×2=1518149+312=461200×2-15=3851/7+4/7=5/7116+144+656=916264+489-345=408477-(346+43)=88215+(487-348)=354194-14-23=157136-80+139=195524+838+925=228760+82×6=552325×3-76=899131+198-205=124204+(138-75)=267985×7=6895193×(963-956)=135143×7+251=55255×(445-437)=440336×2+442=1114246+30+750=1026239×2=478123+357-80=40022+(253-186)=89990-(294+191)=505846+613+338=1797141-42-92=7574-255-55=264439-(241+190)=8400+81-439=42131×2+451=713546-96×5=66638+198+78=91462×4+823=1071497-99-362=36448×(480-475)=2240336×3-947=61349×2-555=143326+186×2=698204×2+67=475622-(607-413)=428478-199×2=80407+952-563=7963/8+2/8=5/8407-(420-66)=53332×7-867=1457501+540+949=1990220-46=174385-36×4=241842-(542-132)=432643+266-209=700140×(764-755)=1260178-(42+83)=53912-(23+516)=373423-(205+206)=12197+(460-75)=58294+(247-62)=27922×5+245=355977-408-541=28243×(254-251)=729443-37=406117+175-125=167411-80×4=91793-321+529=1001699-83=616450-55+28=423377-(694-446)=129263-24-191=48234×(364-361)=702649+982-23=1608457-128-101=228489-(192+157)=140105×(388-383)=52597×5=485297-62+532=767170×4+248=928480×2=96057+51=108137×(353-347)=822139+299-422=16251+38+698=987441-(724-489)=206185+306=49110×(494-488)=60443×(966-960)=2658406+362=768793+494-691=596342-251+382=473298-192=106504-30×7=29425+241+224=490277+70=347258+83=341521×4=2084140-16+63=187680-(939-351)=92491-(361+76)=5471×(174-170)=284499-(846-411)=64383×(412-406)=2298568×5-38=280266+651+23=740842+861-158=154554+28×8=278458-267=191214+123-318=19317+73+98=488494-52-393=49632-(910-328)=50334-(126+56)=152861-(108+487)=266138+229=367639-118=5212/3-1/3=1/3992-163-643=186100×9-341=559849-93×8=105208+227+29=464192-148+21=6554×6=324137+(270-100)=307134×3+153=555389-84×4=53378-137×2=104314+156=470126+862-88=900401-(215-134)=320741-(223+131)=387872-101×7=16516×7=112370-39-144=187499-19×8=347469-11×2=447331-(399-216)=14874×7+201=719946-180=766384-154=230128×(361-352)=115284×5=420120×(815-811)=480118×3=35494×6+616=1180219+226-139=306399-(334-47)=112300+194-173=321400-(17+330)=53134+623+58=815560+424-633=