三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦769-(465+254)=158+284-54=688+862=946-681-157=459-21-331=110×8+992=483-(989-977)=50×7+493=371-234=303×3-757=499-446+274=602-53+597=278+93-345=285+209-28=346-41+209=424-279+394=773-(738-513)=611+416×2=995-(834-649)=497-100×2=106×5-102=514-165+894=429-(222+149)=27×(102-96)=199+302×2=542×4=911-278×2=105×(408-401)=432×4=496-81×6=793+401-319=144+687-547=70×5=145+270-243=231-111+145=798-(346-40)=54+283=48×(361-356)=848-(77+631)=94+381=225+452=516+(414-10)=582×7-68=478+86+262=281×3-536=737+(323-184)=220×4-519=354+214=927-521+115=455-215=262×(330-321)=158×6+640=78×9-390=236+101-261=409+72-43=406-109×2=955-353=836-414+39=2/4-1/4=649-22-91=58×(281-272)=891+180+158=438-(66-11)=44+(442-120)=148+161=995-301+321=908-148=12×3+365=110×(210-201)=979-30×3=354-(176+52)=773-133×4=406-137+187=431+91-346=865-396=770-(532-42)=459-237=868-216-290=625+481-135=208+95×3=31+85+803=898-(35+183)=375×2=341-159-173=328-(51+240)=497-196-245=259+783+888=335-(221+16)=474-378+217=37+719+685=255-56×3=351×(118-110)=909+373-751=751-314-388=151×4-322=337+(584-319)=853×3=418×8=73×(302-294)=209+713=725×3-840=202+(313-14)=793-151=233×(110-106)=973+324-887=372+17+421=105×2=410+56-331=27×6+186=945+(479-354)=102+193=44×2+163=183+(164-161)=463-(158+252)=178×2+491=160×(958-950)=464-20-64=40+54=669-544+838=433-35×3=150+343-258=164+836+773=476-(149+65)=273+192=731-(158+295)=63+197=885-(631+248)=241+182=414-(170-132)=474-12=39+203-89=145+103×8=165+122-210=131×(412-409)=169×4-267=224+145-352=979+324+389=419-(162-129)=190×5-723=530-83×4=349-(110+175)=142+436+309=336-331+533=672+80×6=167+(395-113)=190×5+366=20×2=251+264+794=132×7=43×7=60×(365-362)=3/7-2/7=838+404-827=275+203-411=339+24×6=468-240=714×(892-883)=845+413+520=914+245×2=180-(43+39)=426×2=337+(998-314)=454-50×4=499-330+27=313-96+157=16×8-78=452-233-64=64+92=386-276+159=430-(21+288)=365-168=35+145=623-51×3=802-101-276=297+71×9=924-80-217=56×2=23+85=456×2=90+(391-117)=18×(421-417)=174×(379-374)=165×(20-15)=207+138=870×(614-608)=127×(141-138)=821-17×3=2/5-1/5=2/7+4/7=377-41×5=234+69×5=297+131=281+69=66+(228-97)=154+83×8=88×4=84+282-305=202-(256-79)=318-(219+78)=438-320=114+15+696=478-123-134=276×7=444-221+21=332-(330-266)=568-167-79=484-(173+221)=349-107×2=334-14-195=471×2=748+804-825=940-524-219=280-(687-536)=493-391=498-444=20×(412-403)=309-60×3=679-145=219+146-172=173+280+24=291+122-30=361-(327-299)=110-(113-18)=126×(65-61)=443+308=494-61+42=585-525=261-(323-264)=416+(816-532)=225-116=364-251+275=122-43×2=997-245=743+139+887=61×(32-24)=419-77×4=169×5-384=630-212=320+(465-152)=826-403+633=213-163+401=398-381=497×2-866=83×9-617=116+267+78=985-(676+287)=455-45×7=725×3=640×3-154=471×5-617=345×7=467×2-893=812-383-88=51×3+294=84+(878-124)=905-120+349=515-421+690=12×2+118=197×(350-345)=446-(405-97)=297+686=222+172=88+132=873+352-519=233+168-113=242×(259-252)=38×3+126=694+144+352=416-75+421=698-(817-283)=862-(605+225)=188+495-86=706+574+620=669-(203+259)=858-225-336=486-320=854-91×5=710-(471-90)=505+225+92=184×(38-34)=302×8-257=384-(299-81)=188+229=8/9-1/9=68×(179-170)=2/6-1/6=411-48×3=741-94×7=251+587+849=425-(242+137)=208-193+149=50+(423-19)=487-69-233=666-77×5=485+43×9=802+572+862=259-(50+89)=413-(93+40)=137-36×2=427×2-420=339-68×2=828-70×6=422-379=449-99-99=168×5-362=238+(214-16)=282+169-242=621-(521-220)=575×(296-292)=710+(611-286)=370-(384-353)=345+(413-187)=933-148+615=903-127+241=345+231=206-90-98=278×2-146=211-(61-13)=389-317=885+361=899-(198+431)=996×5=410×(86-82)=892-(284+603)=237+47=825-610+79=145×6-391=263-39×3=170+929=405-104=885-290=783+267×3=430+(490-234)=225×2=374-(22+27)=103+497=370+(414-246)=190×5=468-391+381=499-395-67=372+(638-234)=230×(672-663)=245+(789-119)=745+570=509+180-103=66+(197-48)=39+222=349+(578-158)=782+181=331×3+942=375+95+192=433-46×7=497-349-108=139+20×7=393+(321-247)=687+709+602=298-120+178=668-(353+212)=41+116=670-(46+170)=840×(300-296)=624+763+512=277+220=584+(661-105)=372+532-593=554+141×6=184×5=387-374+343=883-382-465=102×5+283=863-34-763=951×(266-258)=951-(342-94)=331+(355-275)=253+62×5=423×(195-187)=486-43×7=886-506=174-(111-60)=457-(61+174)=359×2=142+(491-101)=826-70-600=255+44×2=238-18×5=464-(746-400)=483-52×3=441+332+70=865-252-376=142×3=833+(686-95)=138-42=294-149+181=206-22×4=5/6-1/6=973-299-270=457-227=54×5+375=63×(152-143)=620×7=105×8=465+(620-280)=469-(179+69)=98+89+676=54×2-61=38+270+318=915-108+854=386-(192+26)=601×5-312=253+482=952+463+969=988-435-56=864+426=257-158=296+323=683+(578-467)=83×(262-258)=605+437+345=695-99×3=648×3=343+24+73=606-45×4=6/10-4/10=351+62=526-288-156=134+(330-31)=612+(875-324)=30×(792-789)=291-35+67=12×8+477=136×3-12=302-(310-94)=233+34+604=836-78-265=878+876+830=371-232+93=254+265-426=649-281=662-(559-88)=256×(877-873)=342-330+18=143+72×6=524-344+255=489-(493-234)=104×8=477-(361-216)=24+182×2=189×4-578=159+254=877+695+295=273-62×2=133+264=243+567+139=496-49×5=73×9=454-74=101×7+859=247+(308-144)=625-(67+309)=4/7-2/7=416×8=125-(148-30)=162×9=352-180+130=984-399×2=673+332×2=328+421=281-19×4=122×(859-855)=316×3-325=522+255=858×9-326=390-336=358-30=478-44×7=482-(474-362)=2/7+5/7=105+789-553=35×7=368×6-405=745-130+46=455-(304-262)=166+137=329+785=392+(337-191)=972-75+493=225+244-294=185+(813-726)=131-11+159=423+542-114=140×(90-84)=138×4=39+805-184=389-199+277=791-141+907=392-106-127=305×9=3/6-1/6=128-65+240=96+265-236=186×(653-647)=254-154+277=313×(379-376)=97×2+236=727-(131+359)=895-632=407-290=654×3-59=315+284+69=452-(56+200)=400-(71+95)=576×4=188×4-252=160×(126-123)=588×6=113-67=332-106×2=614+37×3=396×2+504=831-(534-283)=132+128-143=294+(433-176)=414×9-89=829-298+564=971-(36-34)=635-(678-232)=491-(282+82)=969+(911-38)=795-(365+267)=241-131-67=305-(424-328)=75×7=77×8-203=188+(490-67)=407+347+89=483-289-182=120×8=552+17×4=2/7+3/7=321-202-79=746-(219+278)=155×8=268×3-510=510+16+447=412-(192-144)=483-(453+24)=707-(434-97)=33×8+311=480×2-222=493-57×4=811-(250+381)=549-21-262=513+560+834=603×(261-252)=727-(590+80)=229-57=382×2-252=506+(488-345)=377-(92+97)=640+25+52=221+269+228=658+96×2=554-(454+44)=324+224+312=32+(295-270)=1/6+3/6=960×8=873+(907-375)=58×9+162=849+807-752=193×5=63+119×4=353+926-887=84×5=1/8+3/8=102×(770-767)=522×6-943=828-(616-309)=397-(146+65)=328×2+510=294-64-206=340-225-60=326-213=28+495+274=199-60=706+(636-546)=99+289=266-136+277=484-333=423-(73+36)=354-10+132=497-145=926-804+528=469-127-305=691-197-111=124+308-23=351+240=1/3+2/3=481×3-207=137+79×6=851+737+74=1/6+2/6=68+467+392=860+(810-141)=139×(166-159)=79+(454-333)=383-63×3=374-20-275=180+886=431-227-169=864-234=466×8=444-228=314-288=384+(217-83)=157×5-18=287×9-250=903+(843-168)=161×4-162=410+830-957=309-13×4=203+179=723-478=439+35×6=927-128×3=578-126=31+496+75=495-(816-527)=863+693=218-27-61=234-24×8=111+(322-206)=218+101-311=466-(404-41)=303-39×3=882×(652-645)=335-(16+283)=130×(357-351)=913-463-361=573+391=286-128=252×2+136=262+202-273=165+257+46=199×4+381=424-50×7=282×3-403=505-90=981+513-928=430-(309-10)=410-(92-65)=267+224-200=235+453+213=93×5=120×(428-423)=207+152=108×(191-185)=244×(300-292)=649×(996-993)=450-40×8=454-(459-22)=426-64=178×3=988-344=624+(559-15)=398-(173-130)=574+209+576=226+493-111=4/10+2/10=30×6+297=250-(133+40)=83×9-483=462-53×5=144×3=562×4=200×3=877-(255-90)=469+(796-455)=108+(621-545)=624+827=937+845+39=876×9=135+173=98×9=575-70×6=645×(903-898)=873-849+959=211+382+208=927-(58+788)=344-76×4=669-571+590=58+76+294=396-(324+53)=376+993+492=55×9+169=242-137=348+(435-234)=704+272+966=17+(458-137)=561-459=835-665=373×8-22=577-381+593=584+243=212+14+602=256+54-43=129×4=934+141×6=889×9-306=411-(430-353)=127-10-19=343-90+228=605+175=308×(822-815)=466-147=542-524+787=664-643=191+71-239=175-(166-60)=494-375-59=80×(157-151)=3/6-2/6=581-(775-677)=144-(968-867)=480-57×3=751-(391-215)=873-(380+434)=564+908-503=266×(188-180)=491-196-84=640×5-459=572-358-23=675-(248+373)=309×3=263+175=769×6-515=771-133-297=162+(356-30)=754-(352-83)=2/6+3/6=490×2-36=362-245+148=69+(401-275)=379+616-263=2/9+6/9=546+385=141×4=180×(746-740)=755×7-186=185+705+99=990+224+919=60+285-141=979-79-347=287+(375-180)=781+(992-137)=3/5-1/5=445×2-792=875-(554+236)=881-788=145+201-249=39×5=268×2-75=482-(414-108)=655+362-28=561+304+420=82+237×3=574-(327+60)=365-12×4=738×(615-611)=318+(220-159)=214×3-170=798×4-877=247×3+657=104×9=411-83×3=631-139×2=764-(345+385)=460×9-770=693+475×2=166+102-267=179+287=274×(524-518)=177-104=167-(870-853)=788-213×3=993-(485-192)=455-409+27=434-(42+148)=798×5-426=628+411-125=363-70-94=310-102=500-(959-465)=322-(182+130)=425-(98+271)=35×4=199+591+41=455-101×2=259×(374-369)=932+658-676=203×(217-214)=430-208×2=88-15×2=374×9=372-109+66=37×8+533=174+(791-612)=370-86×2=820-184=843-(92+463)=814-14-299=686×3=16+465-480=452-153+58=846+250-722=3/8+2/8=50+254+680=229×(896-887)=447-(206-42)=186-173+452=470-64-335=621×5-721=54+675+91=394×2+52=227×5-794=132-(411-309)=118+303=366-226=316-52-259=27×5=287+833+675=617-423-178=360-73×2=3/5+2/5=919-403-425=173-80=359+223=227×4-382=285+324=69-(998-987)=666×8-308=982-(823-219)=38×3+198=518+(550-388)=686-88-338=937-(615+183)=406-84-290=353-82-125=272+76-315=422×9=829+72×4=299-(131+136)=743-667-22=292-100-85=378-(152+205)=5/9-2/9=351-(463-460)=589×8-930=548-281+608=107×3+416=174×(311-307)=212+238-188=308+89-176=474+138×5=參考答案769-(465+254)=50158+284-54=388688+862=1550946-681-157=108459-21-331=107110×8+992=1872483-(989-977)=47150×7+493=843371-234=137303×3-757=152499-446+274=327602-53+597=1146278+93-345=26285+209-28=466346-41+209=514424-279+394=539773-(738-513)=548611+416×2=1443995-(834-649)=810497-100×2=297106×5-102=428514-165+894=1243429-(222+149)=5827×(102-96)=162199+302×2=803542×4=2168911-278×2=355105×(408-401)=735432×4=1728496-81×6=10793+401-319=875144+687-547=28470×5=350145+270-243=172231-111+145=265798-(346-40)=49254+283=33748×(361-356)=240848-(77+631)=14094+381=475225+452=677516+(414-10)=920582×7-68=4006478+86+262=826281×3-536=307737+(323-184)=876220×4-519=361354+214=568927-521+115=521455-215=240262×(330-321)=2358158×6+640=158878×9-390=312236+101-261=76409+72-43=438406-109×2=188955-353=602836-414+39=4612/4-1/4=1/4649-22-91=53658×(281-272)=522891+180+158=1229438-(66-11)=38344+(442-120)=366148+161=309995-301+321=1015908-148=76012×3+365=401110×(210-201)=990979-30×3=889354-(176+52)=126773-133×4=241406-137+187=456431+91-346=176865-396=469770-(532-42)=280459-237=222868-216-290=362625+481-135=971208+95×3=49331+85+803=919898-(35+183)=680375×2=750341-159-173=9328-(51+240)=37497-196-245=56259+783+888=1930335-(221+16)=98474-378+217=31337+719+685=1441255-56×3=87351×(118-110)=2808909+373-751=531751-314-388=49151×4-322=282337+(584-319)=602853×3=2559418×8=334473×(302-294)=584209+713=922725×3-840=1335202+(313-14)=501793-151=642233×(110-106)=932973+324-887=410372+17+421=810105×2=210410+56-331=13527×6+186=348945+(479-354)=1070102+193=29544×2+163=251183+(164-161)=186463-(158+252)=53178×2+491=847160×(958-950)=1280464-20-64=38040+54=94669-544+838=963433-35×3=328150+343-258=235164+836+773=1773476-(149+65)=262273+192=465731-(158+295)=27863+197=260885-(631+248)=6241+182=423414-(170-132)=376474-12=46239+203-89=153145+103×8=969165+122-210=77131×(412-409)=393169×4-267=409224+145-352=17979+324+389=1692419-(162-129)=386190×5-723=227530-83×4=198349-(110+175)=64142+436+309=887336-331+533=538672+80×6=1152167+(395-113)=449190×5+366=131620×2=40251+264+794=1309132×7=92443×7=30160×(365-362)=1803/7-2/7=1/7838+404-827=415275+203-411=67339+24×6=483468-240=228714×(892-883)=6426845+413+520=1778914+245×2=1404180-(43+39)=98426×2=852337+(998-314)=1021454-50×4=254499-330+27=196313-96+157=37416×8-78=50452-233-64=15564+92=156386-276+159=269430-(21+288)=121365-168=19735+145=180623-51×3=470802-101-276=425297+71×9=936924-80-217=62756×2=11223+85=108456×2=91290+(391-117)=36418×(421-417)=72174×(379-374)=870165×(20-15)=825207+138=345870×(614-608)=5220127×(141-138)=381821-17×3=7702/5-1/5=1/52/7+4/7=6/7377-41×5=172234+69×5=579297+131=428281+69=35066+(228-97)=197154+83×8=81888×4=35284+282-305=61202-(256-79)=25318-(219+78)=21438-320=118114+15+696=825478-123-134=221276×7=1932444-221+21=244332-(330-266)=268568-167-79=322484-(173+221)=90349-107×2=135334-14-195=125471×2=942748+804-825=727940-524-219=197280-(687-536)=129493-391=102498-444=5420×(412-403)=180309-60×3=129679-145=534219+146-172=193173+280+24=477291+122-30=383361-(327-299)=333110-(113-18)=15126×(65-61)=504443+308=751494-61+42=475585-525=60261-(323-264)=202416+(816-532)=700225-116=109364-251+275=388122-43×2=36997-245=752743+139+887=176961×(32-24)=488419-77×4=111169×5-384=461630-212=418320+(465-152)=633826-403+633=1056213-163+401=451398-381=17497×2-866=12883×9-617=130116+267+78=461985-(676+287)=22455-45×7=140725×3=2175640×3-154=1766471×5-617=1738345×7=2415467×2-893=41812-383-88=34151×3+294=44784+(878-124)=838905-120+349=1134515-421+690=78412×2+118=142197×(350-345)=985446-(405-97)=138297+686=983222+172=39488+132=220873+352-519=706233+168-113=288242×(259-252)=169438×3+126=240694+144+352=1190416-75+421=762698-(817-283)=164862-(605+225)=32188+495-86=597706+574+620=1900669-(203+259)=207858-225-336=297486-320=166854-91×5=399710-(471-90)=329505+225+92=822184×(38-34)=736302×8-257=2159384-(299-81)=166188+229=4178/9-1/9=7/968×(179-170)=6122/6-1/6=1/6411-48×3=267741-94×7=83251+587+849=1687425-(242+137)=46208-193+149=16450+(423-19)=454487-69-233=185666-77×5=281485+43×9=872802+572+862=2236259-(50+89)=120413-(93+40)=280137-36×2=65427×2-420=434339-68×2=203828-70×6=408422-379=43449-99-99=251168×5-362=478238+(214-16)=436282+169-242=209621-(521-220)=320575×(296-292)=2300710+(611-286)=1035370-(384-353)=339345+(413-187)=571933-148+615=1400903-127+241=1017345+231=576206-90-98=18278×2-146=410211-(61-13)=163389-317=72885+361=1246899-(198+431)=270996×5=4980410×(86-82)=1640892-(284+603)=5237+47=284825-610+79=294145×6-391=479263-39×3=146170+929=1099405-104=301885-290=595783+267×3=1584430+(490-234)=686225×2=450374-(22+27)=325103+497=600370+(414-246)=538190×5=950468-391+381=458499-395-67=37372+(638-234)=776230×(672-663)=2070245+(789-119)=915745+570=1315509+180-103=58666+(197-48)=21539+222=261349+(578-158)=769782+181=963331×3+942=1935375+95+192=662433-46×7=111497-349-108=40139+20×7=279393+(321-247)=467687+709+602=1998298-120+178=356668-(353+212)=10341+116=157670-(46+170)=454840×(300-296)=3360624+763+512=1899277+220=497584+(661-105)=1140372+532-593=311554+141×6=1400184×5=920387-374+343=356883-382-465=36102×5+283=793863-34-763=66951×(266-258)=7608951-(342-94)=703331+(355-275)=411253+62×5=563423×(195-187)=3384486-43×7=185886-506=380174-(111-60)=123457-(61+174)=222359×2=718142+(491-101)=532826-70-600=156255+44×2=343238-18×5=148464-(746-400)=118483-52×3=327441+332+70=843865-252-376=237142×3=426833+(686-95)=1424138-42=96294-149+181=326206-22×4=1185/6-1/6=4/6973-299-270=404457-227=23054×5+375=64563×(152-143)=567620×7=4340105×8=840465+(620-280)=805469-(179+69)=22198+89+676=86354×2-61=4738+270+318=626915-108+854=1661386-(192+26)=168601×5-312=2693253+482=735952+463+969=2384988-435-56=497864+426=1290257-158=99296+323=619683+(578-467)=79483×(262-258)=332605+437+345=1387695-99×3=398648×3=1944343+24+73=440606-45×4=4266/10-4/10=2/10351+62=413526-288-156=82134+(330-31)=433612+(875-324)=116330×(792-789)=90291-35+67=32312×8+477=573136×3-12=396302-(310-94)=86233+34+604=871836-78-265=493878+876+830=2584371-232+93=232254+265-426=93649-281=368662-(559-88)=191256×(877-873)=1024342-330+18=30143+72×6=575524-344+255=435489-(493-234)=230104×8=832477-(361-216)=33224+182×2=388189×4-578=178159+254=413877+695+295=1867273-62×2=149133+264=397243+567+139=949496-49×5=25173×9=657454-74=380101×7+859=1566247+(308-144)=411625-(67+309)=2494/7-2/7=2/7416×8=3328125-(148-30)=7162×9=1458352-180+130=302984-399×2=186673+332×2=1337328+421=749281-19×4=205122×(859-855)=488316×3-325=623522+255=777858×9-326=7396390-336=54358-30=328478-44×7=170482-(474-362)=3702/7+5/7=1105+789-553=34135×7=245368×6-405=1803745-130+46=661455-(304-262)=413166+137=303329+785=1114392+(337-191)=538972-75+493=1390225+244-294=175185+(813-726)=272131-11+159=279423+542-114=851140×(90-84)=840138×4=55239+805-184=660389-199+277=467791-141+907=1557392-106-127=159305×9=27453/6-1/6=2/6128-65+240=30396+265-236=125186×(653-647)=1116254-154+277=377313×(379-376)=93997×2+236=430727-(131+359)=237895-632=263407-290=117654×3-59=1903315+284+69=668452-(56+200)=196400-(71+95)=234576×4=2304188×4-252=500160×(126-123)=480588×6=3528113-67=46332-106×2=120614+37×3=725396×2+504=1296831-(534-283)=580132+128-143=117294+(433-176)=551414×9-89=3637829-298+564=1095971-(36-34)=969635-(678-232)=189491-(282+82)=127969+(911-38)=1842795-(365+267)=163241-131-67=43305-(424-328)=20975×7=52577×8-203=413188+(490-67)=611407+347+89=843483-289-182=12120×8=960552+17×4=6202/7+3/7=5/7321-202-79=40746-(219+278)=249155×8=1240268×3-510=294510+16+447=973412-(192-144)=364483-(453+24)=6707-(434-97)=37033×8+311=575480×2-222=738493-57×4=265811-(250+381)=180549-21-262=266513+560+834=1907603×(261-252)=5427727-(590+80)=57229-57=172382×2-252=512506+(488-345)=649377-(92+97)=188640+25+52=717221+269+228=718658+96×2=850554-(454+44)=56324+224+312=86032+(295-270)=571/6+3/6=4/6960×8=7680873+(907-375)=140558×9+162=684849+807-752=904193×5=96563+119×4=539353+926-887=39284×5=4201/8+3/8=4/8102×(770-767)=306522×6-943=2189828-(616-309)=521397-(146+65)=186328×2+510=1166294-64-206=24340-225-60=55326-213=11328+495+274=797199-60=139706+(636-546)=79699+289=388266-136+277=407484-333=151423-(73+36)=314354-10+132=476497-145=352926-804+528=650469-127-305=37691-197-111=383124+308-23=409351+240=5911/3+2/3=1481×3-207=1236137+79×6=611851+737+74=16621/6+2/6=3/668+467+392=927860+(810-141)=1529139×(166-159)=97379+(454-333)=200383-63×3=194374-20-275=79180+886=1066431-227-169=35864-234=630466×8=3728444-228=216314-288=26384+(217-83)=518157×5-18=767287×9-250=2333903+(843-168)=1578161×4-162=482410+830-957=283309-13×4=257203+179=382723-478=245439+35×6=649927-128×3=543578-126=45231+496+75=602495-(816-527)=206863+693=1556218-27-61=130234-24×8=42111+(322-206)=227218+101-311=8466-(404-41)=103303-39×3=186882×(652-645)=6174335-(16+283)=36130×(357-351)=780913-463-361=89573+391=964286-128=158252×2+136=640262+202-273=191165+257+46=468199×4+381=1177424-50×7=74282×3-403=443505-90=415981+513-928=566430-(309-10)=131410-(92-65)=383267+224-200=291235+453+213=90193×5=465120×(428-423)=600207+152=359108×(191-185)=648244×(300-292)=1952649×(996-993)=1947450-40×8=130454-(459-22)=17426-64=362178×3=534988-344=644624+(559-15)=1168398-(173-130)=355574+209+576=1359226+493-111=6084/10+2/10=6/1030×6+297=477250-(133+40)=7783×9-483=264462-53×5=197144×3=432562×4=2248200×3=600877-(255-90)=712469+(796-455)=810108+(621-545)=184624+827=1451937+845+39=1821876×9=7884135+173=30898×9=882575-70×6=155645×(903-898)=3225873-849+959=983211+382+208=801927-(58+788)=81344-76×4=40669-571+590=68858+76+294=428396-(324+53)=19376+993+492=186155×9+169=664242-137=105348+(435-234)=549704+272+966=194217+(458-137)=338561-459=102835-665=170373×8-22=2962577-381+593=789584+243=827212+14+602=828256+54-43=267129×4=516934+141×6=1780889×9-306=7695411-(430-353)=334127-10-19=98343-