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三年级数学(上)计算题专项练习附答案集锦257-116×2=39+311-303=326-127+129=4/7-1/7=760-(854-277)=452-(247-177)=221+734-159=470-65-85=996-182+925=691+750=108×(986-983)=305+129=835-(468-117)=672×3-599=11+141-84=344-329+331=1/7+2/7=37+434-385=364+287+631=3/6+2/6=38+93+122=848-90×4=381-(88+16)=27+(403-147)=214-(37+158)=706-168×4=368×2=329-214+229=193+120=5/8-1/8=266-19×5=995+(934-36)=221×(229-225)=187+134=415×9-297=480-(143+227)=97×5+23=153×(384-381)=129×6-516=181×3=267+554+133=582-392-98=957+507+23=561×(655-649)=3/7+2/7=208×(360-357)=466-(304+143)=57×3+447=22×(494-489)=840-143×4=39×2=168×4-172=336-99×2=297-(340-128)=719-85-164=477×3-744=945+151-844=109+227+360=142×7=341-335+412=805+271+178=259+82=135+114×2=374+(602-590)=264-(950-887)=482-72×5=124×4+293=208×2+135=387+(932-871)=277+235×2=533-220=489-375-22=512-391+165=89+533=318-32×3=190-(910-744)=279-51-107=223×3+100=306+385=597×6=1/4+2/4=437-203+167=943×8=844-51×8=174+(247-77)=130+561-311=710-(977-473)=409+274×2=987-26×9=840-201-46=174×(377-373)=136×(187-183)=282-152=610+51-428=814×(579-574)=131+(977-441)=833-(633+159)=416-310-102=424-52×2=61+61=99+645+850=321×3=81×(215-212)=395-(179-22)=441-(444-364)=156+345+322=432-108-81=247-(366-256)=171×2+870=839-(761+46)=276+96×4=611-600+367=15+19=327+105=619-234=197+277=117+337-223=312×2=864-430-81=95+265=300-(291-147)=721-(95+303)=461-434+177=664×(81-77)=836-(414+266)=985-139-384=710+176=596+806=541-(759-369)=713×8=492-(904-711)=104-17×5=704-(706-588)=462-307=428-(358-211)=352+389=69×(201-194)=458-70-23=388-107-231=352-80×2=325-40+114=307+968+701=479-79×4=23×(490-487)=146+(989-236)=137+(422-133)=711+525-452=920+(402-329)=82×(242-234)=32×8+375=299+459+254=52×2=2/6-1/6=539+28+284=657×8-86=237+21-238=856-(747-366)=77-(209-191)=708-676+515=54×6+531=452×(89-84)=821-19-295=306-247=934+87-370=480-138=335-(152+131)=217-29+210=603×6-951=574-194+706=110×4+319=60×5=109-88=94+296-285=903+(769-168)=327-178+162=26+252+70=3/6-2/6=409-166=55×(135-128)=901-174=934-510=132×2+954=311-56=842-14-685=176×4-632=804-583+432=993×8=63+51=30×(416-408)=516×2-298=2/8-1/8=662-173=21×2=100+411+178=108×8=64×6-342=123+209×4=384+(483-412)=84+(764-655)=974-(177+158)=81+305-59=236-45-179=470+178×4=414+314+170=393-(59+172)=152+31=156×6+384=430×8=157+46×3=635+(234-219)=232+540+93=442×2-851=266×6=988-818=431-18×3=429-13=984-132=465+32-75=271-244=67×9-131=310×7=765+607+836=189+901=1/9+2/9=282-187=938-370+607=399-245+45=452-117-318=737-65=15×4=61-(108-82)=388+(250-48)=585+39+70=810-(127+556)=386-84=443-339+170=532-222×2=448×2-809=871-477-352=521-81-434=930+738=329+302×2=450-(108+286)=736+778-930=740-(420-146)=364×2-256=44+148-57=471-249+55=432+82+124=945-268-97=606+(347-276)=259-51+291=896+852+65=784+488-565=791-648=935-853+85=871-42-415=300-25-10=237×(421-418)=151+35=122-112+571=394+75+157=149-(70+75)=697-691+676=522×5=782+354-59=453+(173-38)=139+208=50×9=55×(224-216)=642-58×4=545+720+110=376-11-304=53+(494-194)=147-24×3=404×2+267=189+241-133=806-201-574=930-(288+368)=510+113×8=898+459=411-34-322=52+55+705=123-(41+28)=322-161=556×(49-42)=422-(154-139)=493-101-18=758+451-464=823-(391+79)=74×7=647-10=170+310-280=142×5=417+(192-11)=188+198=469-(166+243)=638-339+789=219×3-441=631-611+330=170×3-64=314×(782-774)=929-(316-259)=156+247=799-93-696=719-224=476-77×5=52×8+225=461-(39+17)=93×7=220×3=448-115×3=208+154=999-106-91=753+676+533=932×7=760-693=598+63-490=740+240-582=439×(540-532)=720-61+240=78+34×7=881-(242+150)=794×(927-922)=42+147-189=444-(44+191)=303+473+887=331-251=19×(46-40)=66+241=153×(986-980)=158-41+358=54×7=228+(998-707)=182+190-192=441×2-290=387-(44+326)=3/5-1/5=582×(947-941)=282-124=274+22+501=237+487+198=102+130=656-(392-62)=106+54=150+413+236=300+26×4=297-186+646=136×2+192=425-(140-111)=338×4-277=336+(269-265)=279+57-80=4/10+5/10=641-(634-346)=702-36×9=972-489+715=106×6-151=451×4-619=169+(532-433)=484-(264+148)=917-(355+515)=623×9-625=131+87-16=306-202+58=89+192=684+573=104×9-742=308×2-397=458+(307-44)=184+272=670+148+933=89-16×4=841×(356-353)=2/10+4/10=78-(470-431)=35×6+213=355-(674-383)=505-(960-785)=141×(486-483)=6/9+3/9=71×(103-98)=648+(426-219)=715×2-365=403+(236-231)=40+104=593-(241+131)=129×3=935+449+287=150×4-380=101×5+230=465+737-643=379-(479-121)=77+87-146=228×(176-172)=606+25×2=831+252-890=802+34+310=120+350=457-246=344×2+449=3/8+2/8=239×6-146=613-(738-267)=125×5-459=461-200+851=577+807+314=326-(14+248)=79+199=20+93×3=788×2=875-238-274=205×8=789-368+424=264×2=91+113+467=358+(350-117)=278+409+260=473-19=250-194+254=935-(518+413)=567+(157-124)=187×3-68=972-(352+320)=878-(75+243)=876-97×3=433×2=473-165-48=67×(22-17)=234+(485-91)=237-(433-321)=802×6=109×3=391-(218+134)=292×3-353=323-110+259=406+84=2/4-1/4=72×9-321=15×3+331=184×4-106=221-(412-328)=200-91+228=285+381+22=314-(348-282)=394+881+769=173×(447-443)=155-14×3=344+40×6=261+94=246+(313-156)=439-(424-247)=11×2=76×6+693=75+65=241-14×2=439-(226+74)=273×3-95=747-606=382-284=299-(356-69)=586×6=974+(989-833)=364+756+593=901×(421-417)=361-(228-101)=871+165-832=885×3-978=316-(243-178)=1/5+3/5=367-13-153=933+238-301=973-142×5=177-(121-99)=621×4-227=211+347+47=94×8=846-198=5/8+2/8=718+350-267=287-77×2=101-18+95=428+(236-89)=421-(225+187)=408×2+62=341-(107+81)=898×(794-789)=497+(332-178)=67×(231-228)=157×(638-634)=39+133-134=618+590=667-24+233=80×5=334-261=305+122=193×2+113=401-42×3=413-166=389-(277+32)=978+(803-271)=201×(447-444)=927-26-721=553×3=518×7-426=328+93=426+26×4=320×2=234×3=3/4-1/4=933×(755-749)=175+397+350=730×(52-47)=399-366=499-57-408=163×6-123=56+218+433=398-(239+75)=400-227=492-160=795-123×5=80×(351-342)=274×3-161=356+(195-134)=966-328-470=323-299=413-180-184=848-(215+115)=779+786+989=950-114×2=108×6-304=38+372-36=845-94×3=728×(913-907)=391-319=907-54×8=355-236+300=250+(461-252)=962-460-340=964-887=836-808=127×(208-201)=341-213=984+628-413=345+507+133=955-50×4=203-57+319=596×(588-580)=365+403+770=414-124=358-(84+216)=4/7-3/7=96+33-54=221-38=212+922-75=94+256-169=608-(642-256)=772+21+49=646+(439-365)=127+101-47=288×(251-245)=21×(223-217)=108+46=662+523-388=294-(175+102)=437×2-837=264×3-495=286-215+443=527-(145+36)=680+222-458=544-73=666+(445-222)=241+235-331=177-63+32=619-60×3=117-94+827=356+106×7=890-820-29=907+275-385=796-47-300=497×4=141+325=308×2+233=463-439+449=66×7=411-(216+22)=52×(100-94)=745-246×2=716-122×4=75×3+80=60×(153-150)=609-282=204+(398-92)=697-296-245=381×2-529=152-47-37=4/6-1/6=585-103×2=359×2+19=97+164=329×2=398-274+239=199-53×3=157+629-591=569+(999-158)=567+(895-380)=380-(20+193)=480-169-297=62+113×8=703-40×2=295-16×6=335+161=70+267-183=247-29×6=250×4=4/8-3/8=134+76=340-(488-365)=584×(411-402)=882-(406-85)=681+398=312×6=349-221=425-(389+29)=376-(831-479)=293+116=335-12×5=900-213×4=723-297-119=251×(342-333)=360-277=330-13×3=467-(974-942)=849-(733+18)=440-223+95=326-235+185=217-(47+86)=735-137=512+419=129+366-111=388-(177-20)=980+143×6=416×(47-42)=766+991=799-(528+144)=123-68=306-70-62=441+12+24=947-205=733+320=196-29×2=994+949-219=179+(241-195)=496-313-49=365+33-341=333+645+941=197×(204-201)=114+(122-93)=396-245-22=846-251×3=84×7+849=267×7-43=147+201=264+(359-99)=494+(201-36)=947+123-336=205+21×8=811-(721-540)=365+243-36=431-243=766-12-435=62+306=329-296+406=839-(205+299)=25×(317-314)=439+126-501=498×2=853-796+391=569+853-907=494×3=106-11×7=502+66+209=476-(479-183)=597+(495-270)=711-(560-414)=61×6+455=40+57×4=501×(765-758)=121+206×4=450+83×6=15+230+639=301-(344-218)=807+(911-645)=58+172×3=829-608-148=775+631-614=309+727-218=190-(227-66)=534-159+471=332-(220-160)=466-269=257×2-379=162×3=707+20×2=698-(390+198)=377-151+707=154×(354-350)=669×5=747+(585-240)=363-25×9=283-(460-369)=469+62+318=222-(109+43)=166+306-99=209×4=161×5=905-(259+128)=537+13+432=128-14×2=327-172-72=651+34×9=2/3-1/3=699-136×4=621-361=456-56×5=602×5=390+567+588=226-(315-121)=675-172+257=260-10×9=261-95+53=944-214-271=993-185=223+597+237=465-(152+274)=761-13-47=878×(955-951)=365-(95+52)=945+(873-859)=85+(332-140)=324+(239-100)=182-28×4=48×6+417=615×5=385-352+94=346-167-45=418-31×4=416+(224-43)=483×7-133=936-(48+131)=508-(470-282)=298×4-64=362+75+552=874+216=278-(41+87)=26×8=393-102-282=921-346-557=224-143-47=539×3-257=993-336+572=200+451=397-(537-391)=924-412=50×6+23=439-258+83=130×2-224=835-(521+185)=440-(100+310)=136×(604-596)=118×3=948+739+723=775-677+546=125-(284-277)=423+(491-386)=398-(269-38)=131+144-75=97+105=155×2-33=424-161-56=92×(438-433)=116×3-217=102+(81-38)=198×5-838=49×6-172=634+374+497=754×4=361×2-373=210+(716-425)=460×9-406=262+101=334-75×2=672+872+118=813-603=382-75×4=716+185+716=27×6+271=107-79=298+89×5=110×6=179+259+400=334-45-115=46+142×6=182×(479-475)=916-133×4=376+318+112=32+177=472-136=489×2-96=222-(392-312)=469-126-39=526+536=670+21×9=372-(246+14)=783+716=136×9-554=76+423-335=41×(329-320)=220-30-14=388-(303+81)=116-(352-308)=127+416+165=357-315=400×8-270=157×2+31=67+35-63=311+151=227-115=266+(406-361)=425×(151-146)=382-122-135=442+71×7=1/6+4/6=689-(23+552)=133+(476-193)=196-166-13=32×5-137=436-(695-357)=260+211-259=62×8=670+(280-226)=665-57×9=555-148×2=150+(854-26)=68×4=472-190+985=155-(498-446)=33+274+133=40+189×5=780-745+529=231×5-251=88×7-257=688-(206+133)=209-83+280=430-107-105=814-89+683=18+(490-336)=44×2=183-(36+10)=325+(170-168)=351×5-934=205+(198-186)=444-10×2=150-(408-359)=参考答案257-116×2=2539+311-303=47326-127+129=3284/7-1/7=3/7760-(854-277)=183452-(247-177)=382221+734-159=796470-65-85=320996-182+925=1739691+750=1441108×(986-983)=324305+129=434835-(468-117)=484672×3-599=141711+141-84=68344-329+331=3461/7+2/7=3/737+434-385=86364+287+631=12823/6+2/6=5/638+93+122=253848-90×4=488381-(88+16)=27727+(403-147)=283214-(37+158)=19706-168×4=34368×2=736329-214+229=344193+120=3135/8-1/8=4/8266-19×5=171995+(934-36)=1893221×(229-225)=884187+134=321415×9-297=3438480-(143+227)=11097×5+23=508153×(384-381)=459129×6-516=258181×3=543267+554+133=954582-392-98=92957+507+23=1487561×(655-649)=33663/7+2/7=5/7208×(360-357)=624466-(304+143)=1957×3+447=61822×(494-489)=110840-143×4=26839×2=78168×4-172=500336-99×2=138297-(340-128)=85719-85-164=470477×3-744=687945+151-844=252109+227+360=696142×7=994341-335+412=418805+271+178=1254259+82=341135+114×2=363374+(602-590)=386264-(950-887)=201482-72×5=122124×4+293=789208×2+135=551387+(932-871)=448277+235×2=747533-220=313489-375-22=92512-391+165=28689+533=622318-32×3=222190-(910-744)=24279-51-107=121223×3+100=769306+385=691597×6=35821/4+2/4=3/4437-203+167=401943×8=7544844-51×8=436174+(247-77)=344130+561-311=380710-(977-473)=206409+274×2=957987-26×9=753840-201-46=593174×(377-373)=696136×(187-183)=544282-152=130610+51-428=233814×(579-574)=4070131+(977-441)=667833-(633+159)=41416-310-102=4424-52×2=32061+61=12299+645+850=1594321×3=96381×(215-212)=243395-(179-22)=238441-(444-364)=361156+345+322=823432-108-81=243247-(366-256)=137171×2+870=1212839-(761+46)=32276+96×4=660611-600+367=37815+19=34327+105=432619-234=385197+277=474117+337-223=231312×2=624864-430-81=35395+265=360300-(291-147)=156721-(95+303)=323461-434+177=204664×(81-77)=2656836-(414+266)=156985-139-384=462710+176=886596+806=1402541-(759-369)=151713×8=5704492-(904-711)=299104-17×5=19704-(706-588)=586462-307=155428-(358-211)=281352+389=74169×(201-194)=483458-70-23=365388-107-231=50352-80×2=192325-40+114=399307+968+701=1976479-79×4=16323×(490-487)=69146+(989-236)=899137+(422-133)=426711+525-452=784920+(402-329)=99382×(242-234)=65632×8+375=631299+459+254=101252×2=1042/6-1/6=1/6539+28+284=851657×8-86=5170237+21-238=20856-(747-366)=47577-(209-191)=59708-676+515=54754×6+531=855452×(89-84)=2260821-19-295=507306-247=59934+87-370=651480-138=342335-(152+131)=52217-29+210=398603×6-951=2667574-194+706=1086110×4+319=75960×5=300109-88=2194+296-285=105903+(769-168)=1504327-178+162=31126+252+70=3483/6-2/6=1/6409-166=24355×(135-128)=385901-174=727934-510=424132×2+954=1218311-56=255842-14-685=143176×4-632=72804-583+432=653993×8=794463+51=11430×(416-408)=240516×2-298=7342/8-1/8=1/8662-173=48921×2=42100+411+178=689108×8=86464×6-342=42123+209×4=959384+(483-412)=45584+(764-655)=193974-(177+158)=63981+305-59=327236-45-179=12470+178×4=1182414+314+170=898393-(59+172)=162152+31=183156×6+384=1320430×8=3440157+46×3=295635+(234-219)=650232+540+93=865442×2-851=33266×6=1596988-818=170431-18×3=377429-13=416984-132=852465+32-75=422271-244=2767×9-131=472310×7=2170765+607+836=2208189+901=10901/9+2/9=3/9282-187=95938-370+607=1175399-245+45=199452-117-318=17737-65=67215×4=6061-(108-82)=35388+(250-48)=590585+39+70=694810-(127+556)=127386-84=302443-339+170=274532-222×2=88448×2-809=87871-477-352=42521-81-434=6930+738=1668329+302×2=933450-(108+286)=56736+778-930=584740-(420-146)=466364×2-256=47244+148-57=135471-249+55=277432+82+124=638945-268-97=580606+(347-276)=677259-51+291=499896+852+65=1813784+488-565=707791-648=143935-853+85=167871-42-415=414300-25-10=265237×(421-418)=711151+35=186122-112+571=581394+75+157=626149-(70+75)=4697-691+676=682522×5=2610782+354-59=1077453+(173-38)=588139+208=34750×9=45055×(224-216)=440642-58×4=410545+720+110=1375376-11-304=6153+(494-194)=353147-24×3=75404×2+267=1075189+241-133=297806-201-574=31930-(288+368)=274510+113×8=1414898+459=1357411-34-322=5552+55+705=812123-(41+28)=54322-161=161556×(49-42)=3892422-(154-139)=407493-101-18=374758+451-464=745823-(391+79)=35374×7=518647-10=637170+310-280=200142×5=710417+(192-11)=598188+198=386469-(166+243)=60638-339+789=1088219×3-441=216631-611+330=350170×3-64=446314×(782-774)=2512929-(316-259)=872156+247=403799-93-696=10719-224=495476-77×5=9152×8+225=641461-(39+17)=40593×7=651220×3=660448-115×3=103208+154=362999-106-91=802753+676+533=1962932×7=6524760-693=67598+63-490=171740+240-582=398439×(540-532)=3512720-61+240=89978+34×7=316881-(242+150)=489794×(927-922)=397042+147-189=0444-(44+191)=209303+473+887=1663331-251=8019×(46-40)=11466+241=307153×(986-980)=918158-41+358=47554×7=378228+(998-707)=519182+190-192=180441×2-290=592387-(44+326)=173/5-1/5=2/5582×(947-941)=3492282-124=158274+22+501=797237+487+198=922102+130=232656-(392-62)=326106+54=160150+413+236=799300+26×4=404297-186+646=757136×2+192=464425-(140-111)=396338×4-277=1075336+(269-265)=340279+57-80=2564/10+5/10=9/10641-(634-346)=353702-36×9=378972-489+715=1198106×6-151=485451×4-619=1185169+(532-433)=268484-(264+148)=72917-(355+515)=47623×9-625=4982131+87-16=202306-202+58=16289+192=281684+573=1257104×9-742=194308×2-397=219458+(307-44)=721184+272=456670+148+933=175189-16×4=25841×(356-353)=25232/10+4/10=6/1078-(470-431)=3935×6+213=423355-(674-383)=64505-(960-785)=330141×(486-483)=4236/9+3/9=171×(103-98)=355648+(426-219)=855715×2-365=1065403+(236-231)=40840+104=144593-(241+131)=221129×3=387935+449+287=1671150×4-380=220101×5+230=735465+737-643=559379-(479-121)=2177+87-146=18228×(176-172)=912606+25×2=656831+252-890=193802+34+310=1146120+350=470457-246=211344×2+449=11373/8+2/8=5/8239×6-146=1288613-(738-267)=142125×5-459=166461-200+851=1112577+807+314=1698326-(14+248)=6479+199=27820+93×3=299788×2=1576875-238-274=363205×8=1640789-368+424=845264×2=52891+113+467=671358+(350-117)=591278+409+260=947473-19=454250-194+254=310935-(518+413)=4567+(157-124)=600187×3-68=493972-(352+320)=300878-(75+243)=560876-97×3=585433×2=866473-165-48=26067×(22-17)=335234+(485-91)=628237-(433-321)=125802×6=4812109×3=327391-(218+134)=39292×3-353=523323-110+259=472406+84=4902/4-1/4=1/472×9-321=32715×3+331=376184×4-106=630221-(412-328)=137200-91+228=337285+381+22=688314-(348-282)=248394+881+769=2044173×(447-443)=692155-14×3=113344+40×6=584261+94=355246+(313-156)=403439-(424-247)=26211×2=2276×6+693=114975+65=140241-14×2=213439-(226+74)=139273×3-95=724747-606=141382-284=98299-(356-69)=12586×6=3516974+(989-833)=1130364+756+593=1713901×(421-417)=3604361-(228-101)=234871+165-832=204885×3-978=1677316-(243-178)=2511/5+3/5=4/5367-13-153=201933+238-301=870973-142×5=263177-(121-99)=155621×4-227=2257211+347+47=60594×8=752846-198=6485/8+2/8=7/8718+350-267=801287-77×2=133101-18+95=178428+(236-89)=575421-(225+187)=9408×2+62=878341-(107+81)=153898×(794-789)=4490497+(332-178)=65167×(231-228)=201157×(638-634)=62839+133-134=38618+590=1208667-24+233=87680×5=400334-261=73305+122=427193×2+113=499401-42×3=275413-166=247389-(277+32)=80978+(803-271)=1510201×(447-444)=603927-26-721=180553×3=1659518×7-426=3200328+93=421426+26×4=530320×2=640234×3=7023/4-1/4=2/4933×(755-749)=5598175+397+350=922730×(52-47)=3650399-366=33499-57-408=34163×6-123=85556+218+433=707398-(239+75)=84400-227=173492-160=332795-123×5=18080×(351-342)=720274×3-161=661356+(195-134)=417966-328-470=168323-299=24413-180-184=49848-(215+115)=518779+786+989=2554950-114×2=722108×6-304=34438+372-36=374845-94×3=563728×(913-907)=4368391-319=72907-54×8=475355-236+300=419250+(461-252)=459962-460-340=162964-887=77836-808=28127×(208-201)=889341-213=128984+628-413=1199345+507+133=985955-50×4=755203-57+319=465596×(588-580)=4768365+403+770=1538414-124=290358-(84+216)=584/7-3/7=1/796+33-54=75221-38=183212+922-75=105994+256-169=181608-(642-256)=222772+21+49=842646+(439-365)=720127+101-47=181288×(251-245)=172821×(223-217)=126108+46=154662+523-388=797294-(175+102)=17437×2-837=37264×3-495=297286-215+443=514527-(145+36)=346680+222-458=444544-73=471666+(445-222)=889241+235-331=145177-63+32=146619-60×3=439117-94+827=850356+106×7=1098890-820-29=41907+275-385=797796-47-300=449497×4=1988141+325=466308×2+233=849463-439+449=47366×7=462411-(216+22)=17352×(100-94)=312745-246×2=253716-122×4=22875×3+80=30560×(153-150)=180609-282=327204+(398-92)=510697-296-245=156381×2-529=233152-47-37=684/6-1/6=3/6585-103×2=379359×2+19=73797+164=261329×2=658398-274+239=363199-53×3=40157+629-591=195569+(999-158)=1410567+(895-380)=1082380-(20+193)=167480-169-297=1462+113×8=966703-40×2=623295-16×6=199335+161=49670+267-183=154247-29×6=73250×4=10004/8-3/8=1/8134+76=210340-(488-365)=217584×(411-402)=5256882-(406-85)=561681+398=1079312×6=1872349-221=128425-(389+29)=7376-(831-479)=24293+116=409335-12×5=275900-213×4=48723-297-119=307251×(342-333)=2259360-277=83330-13×3=291467-(974-942)=435849-(733+18)=98440-223+95=312326-235+185=276217-(47+86)=84735-137=598512+419=931129+366-111=384388-(177-20)=231980+143×6=1838416×(47-42)=2080766+991=1757799-(528+144)=127123-68=55306-70-62=174441+12+24=477947-205=742733+320=1053196-29×2=138994+949-219=1724179+(241-195)=225496-313-49=134365+33-341=57333+645+941=1919197×(204-201)=591114+(122-93)=143396-245-22=129846-251×3=9384×7+849=1437267×7-43=1826147+201=348264+(359-99)=524494+(201-36)=659947+123-336=734205+21×8=373811-(721-540)=630365+243-36=572431-243=188766-12-435=31962+306=368329-296+406=439839-(205+299)=33525×(317-314)=75439+126-501=64498×2=996853-796+391=448569+853-907=515494×3=1482106-11×7=29502+66+209=777476-(479-183)=180597+(495-270)=822711-(560-414)=56561×6+455=82140+57×4=268501×(765-758)=3507121+206×4=945450+83×6=94815+230+639=884301-(344-218)=175807+(911-645)=107358+172×3=574829-608-148=73775+631-614=792309+727-218=818190-(227-66)=29534-159+471=846332-(220-160)=272466-269=197257×2-379=135162×3=486707+20×2=747698-(390+198)=110377-151+707=933154×(354-350)=616669×5=3345747+(585-240)=1092363-25×9=138283-(460-369

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