三年級數(shù)學(上)計算題專項練習附答案集錦

三年級數(shù)學(上)計算題專項練習附答案集錦85×5-287=1/5+4/5=112+76-146=455×5-108=185×9=160×6-387=522×2-793=389+(375-84)=626-(420-69)=80+448+121=341×6-569=171+304=755+297×3=395-385+436=895-(612-517)=699-547-33=356-(921-824)=244-(113+41)=177+820+90=12+(257-51)=889-767+933=82+36×6=3/5+2/5=892×2-428=152+52-144=429-237=92+63=502+417-154=311×3-499=183×5-277=639×(403-397)=246×3+712=460-55×8=441+463+252=99+142=249+282-63=792+671-445=252×2+282=37×5+192=458-(255+186)=264-168-52=48+603+72=60×8=43×(464-455)=590+173+232=5/7+2/7=957-689+534=73×(370-362)=103×4+604=93×(395-392)=120×4=996-57-98=472-(238-93)=671-122+710=261+135=192+444=191-190+712=211-(81+59)=155+314×2=693+311+592=358+189=285+52-86=601-108×5=241+41×2=87-(430-403)=581×2=260-208+285=881×8=61×8-145=128-43=981-13×6=469-(988-836)=362-124×2=141+(231-119)=840+308=774-472-229=117-61-21=238+(413-47)=885×(167-158)=398+97-353=854+(771-169)=926-174+631=499-(331+146)=514-(186+17)=334×(147-140)=701+202-206=991+176+425=796+749+412=649-559+550=819-494=379-204=237+27-146=280×(649-640)=309×3=466×(250-243)=454+449×2=264+300=415-(504-302)=374-(926-631)=995-245+425=85+479+116=397-(146+50)=824+328=961-117×3=546-382+396=29×5+39=105+201×4=373-(29+282)=176-(408-284)=698+(608-144)=149×5+177=829+922-785=476×(389-386)=37×(482-476)=256+143=397-45×5=289+96-48=445-38-184=45×5+306=124+372-403=210+681=102×4+671=292×6-956=831-270+47=180-156+60=266-(57+66)=126-(395-387)=472-(417-350)=306-65-88=758-85=497+746+644=342+861=383+909=152-28×2=389-73+82=965×(321-317)=86×4+41=609+82+126=41+107×4=175+322-371=982-796=305-(213-82)=99+127=80×(168-159)=493-128×2=890-279-195=680+66+52=402-26×9=28+147=39+(194-115)=917+(583-542)=671+171×2=510+365+59=192+(353-138)=783+(636-485)=456-(472-238)=276-(678-411)=845×6-560=174-96+43=109+(897-97)=125+320-320=153×6-753=507-10×4=608-167=398-(466-374)=377-69×3=668×2-79=887-523+435=128+107=388-275+12=68+78=54×4-183=403×7-453=442+(189-65)=863+170-955=94-44=390-64×5=526×9=325+(427-150)=465-(302+84)=3/8+4/8=404-343+333=116+158=977-57×6=388+(477-475)=852×4-804=420+(216-185)=90+209-254=41+232-98=194-55×2=154+273-224=422-21×2=682+769=323-52-193=24+137=11+(932-326)=422-177=662-260+925=234×(220-216)=391-(248-97)=961-915=438-38×2=421-112=377-48-269=138+308-19=147+(489-101)=129×7+863=472-77-318=449-24×7=81×2+265=4/10-3/10=396+789-239=169+688+19=123-(296-218)=349+95×4=382-(655-379)=161×(104-98)=207-(493-355)=234-90+255=730-480=2/7+4/7=994-(451-37)=626-240-348=416-(174+230)=33+266+433=99×(428-425)=71+882+131=367-(293-21)=208×7=65×(304-296)=735-96×4=168×(137-134)=101-(345-250)=252+112+334=438×2=132×(606-602)=645-342-225=628-300+968=4/10+2/10=620+(976-28)=83×8-546=320+85=473+311=18×6+569=471-43×4=467-19=422×2=406-39-73=872×4-749=86×3=489-(79+126)=115×5+417=432+(343-161)=151×2+215=599+31×8=497+(212-80)=3/6+2/6=405-62×2=734-231-223=131-(227-158)=62+280-39=11×6=248-(99-54)=875-(105+503)=25×(135-129)=188+267=158+92+422=233×2-124=181×4-439=959-109×5=957+552+302=486+61×2=353+82=61+492+209=875+754=364-43×2=558-72×3=821-642-165=427-(324-227)=93+43×2=352-78-146=477-268-150=255-30-19=996-(187+674)=57-33+26=955+814+232=235-15×8=199+532-499=17×7+438=157+421+516=224-180=382-312=510+491-436=300-37×8=830-181×3=730-397-128=184+644+369=500-51×2=335×3-257=898-(81+454)=219-(135-96)=366-262=619×8=888-426-406=17+86×3=416-91×4=39×8=96×5-123=325-(193-41)=167-51=346+78=205-(387-214)=962-182×5=417-211+76=985-(62+567)=499×2-594=92+(742-113)=829-433+425=352+(452-305)=456-(934-568)=529+678-45=955-(81+567)=564+260-231=184+77+690=999×(511-508)=149×6=100+162+709=30+71=599+68×4=303+178=89+(886-254)=338×2-367=490-(299-191)=263-219+327=392-57-25=333-111×3=235×4=297-(89-29)=25×6+363=691-631-56=137×(521-515)=728-190×2=587-(705-379)=78×(226-217)=924+141-617=668-(382+75)=235-170=191+(299-87)=758+71-204=440-(334-114)=472-122-164=41×9=194×2=327-160+178=874×4-414=1/5+2/5=77×2=349×2=129×(22-15)=375-69-190=100+54=59-15=226-(721-594)=111+222=325-23=901+(682-285)=169+70×7=856-676-37=460-458+261=39×(641-634)=131×(252-249)=929-903+955=256+114-336=226+(496-402)=180×5=339×(549-541)=131×5+182=35×8=224-(342-307)=76×(114-106)=420-(165+246)=421-80=268+118=963+135+878=905-776-83=459+54×9=436-399-30=374-115=849-484+128=360×2-77=580+575=129-68+286=126×3-150=851-495+510=211-164=96×3+672=605×6=301+226×2=298-61-105=69×(271-263)=228×5-885=439-369+368=545-354=33×3=749-49×3=868+337+936=344-(60+30)=475-53×6=71+966-298=6/8-1/8=92+41+831=447-(13+394)=75×2+631=1/6+4/6=889-305×2=768-(203+325)=266+(369-327)=150×4=333-(370-95)=977-27=812×8-281=76×3-82=786+(514-405)=103×5=38+170=475+206-564=967×(456-452)=395+(289-180)=589+292-746=660-(225-109)=205×(397-393)=50+47+651=437+(952-415)=742×4-904=967-199-88=231+746+94=20×6-120=2/6-1/6=705×(455-450)=309-243+406=7/10-3/10=461×5-732=68×4=939-(126+381)=375-180=92×3-166=321-(87+52)=62+184=136-(915-845)=903+398-390=935-385+17=788-(42+390)=158×3=335-198+273=439-(232+91)=157+146×2=21×3+165=460-(314+93)=335-63×2=88×(72-63)=453-179-55=19×3+317=933+(672-525)=449+12-21=173×5-689=201×9=830-(599-453)=641×2-740=939-616-94=901-492-59=659-185×3=641-156×3=699×5-421=60+79×5=313+(160-95)=385-113×2=971-(747+184)=136×6-531=436-35×2=364-317=31+345-320=41×4=444-87-275=499-53×8=252-(458-283)=209+(291-255)=544-501=342+285+34=1/8+6/8=440-326-112=198-(51+117)=665-523=741-72-290=856+736=132+261-189=481-48×3=868+58+318=127×(94-89)=321×6=814×5=99+74=848-12×2=293-80=496-131+13=525+94=106+308=379+(983-230)=24+406-306=565-411+328=317-243=107+54=621-157=500+167×3=150×7=62×(202-199)=827×(94-90)=476×5-229=494-150×3=293+125+371=241+258-494=151+237-42=257-128-61=908-825=669-189-307=158×4+345=741-(877-852)=827-(471+97)=467-334+299=489-41×8=726-(18+277)=338-(279-154)=444-238+277=830-329=133+170×5=52×4+328=701-111-240=8/10-2/10=659-(42+99)=240+(451-293)=67-(834-807)=910+294+687=334-(68+90)=666-67-319=456-53=61+274=255×2=879-170=497+563=820-672=456+140+301=473×5-139=121+(265-59)=129+543=316+179×2=118×5=366-45+80=297-(308-15)=288+340+687=236×(716-707)=46+49+739=429-40=280×3=117+158-203=186+639=76×5-312=889-880+654=14+440-287=479-335+238=283+(315-181)=370-(504-176)=978+(928-630)=629-387=76+(890-363)=119×7+450=932×(955-950)=236-70+115=182-(25+85)=65×8=20×7=223-98=92×(41-33)=201-112=542+(769-305)=436+684-191=3/5-2/5=443-31×4=188-(204-60)=298-127=390-(147+205)=619-(866-794)=268-(196+18)=471-163-133=963+589+803=719-74×9=952-730=436-(268+92)=42+646-483=435-174×2=586-13×5=98×(443-440)=259+(382-173)=359-168=121×(481-477)=747-153-118=276-85-10=629+(435-11)=341×6-251=387-(194-97)=458-53×7=776-334-168=26×8+246=886-(659-648)=389-(138-34)=68×8-472=924-(225+650)=178+435+70=914-693+943=362+91-333=898-314-550=623-426+273=160-21=460-204-182=184+161=152×5-685=151×2=416+107×2=321-(91+90)=966-16×6=526×6=577-(52+343)=979+444=827×9=434-226=42×8+519=381+33×2=352-318=345+337×2=333+532+36=689×9=752×2=357-324=496-109-198=316+103=921-(923-501)=92×(24-21)=349-42-156=410-(208-110)=113×(353-350)=932-(445+287)=97+304-243=218+155=970-383-179=832+(565-174)=643×5=834+498-47=236×2=146+(205-76)=112+184-194=660+(693-312)=348+792-503=324-62-39=353-157=581+124+261=64+344=378+105+219=433-54×5=104+(829-683)=373+(293-193)=503×(350-343)=185×3=210-96=435-128-91=917-129-439=451-250+166=628-273+651=47+79=625×(691-685)=172+116=831+852=514-(299+214)=507+424-919=324-(52+203)=985+(669-515)=154+425+149=1/3+2/3=157+628=62×8+70=972-(416+402)=214×2-331=165+(493-374)=856-247+662=194×(596-589)=451-67×3=346×2-59=425×(352-344)=367×3-159=148×9-349=2/4-1/4=754+151+61=764×8-311=296+955+944=3/9+4/9=451-304+339=244+433+207=735-(415+146)=263-122-56=973×(751-747)=846×8-778=891-170+651=3/8-1/8=436+(120-12)=800-(184+157)=481-(192+163)=246+63-196=774×7=95×4-156=806-(220+247)=954-793+83=819-(565-336)=483-26×3=560+319=52+133+34=906+58+664=15×(430-425)=407-228=207×4-785=792-(528-103)=347×4-839=276-175=635-(330+275)=60×(345-337)=94×(466-463)=110+213-174=159+545-512=392-(331+31)=209×2+437=362+53+207=824+15×9=915×(501-494)=885+(935-124)=966-(409+370)=288+122=3/7-2/7=272×3=792×6=770+411+743=414-(325-137)=455-57×3=971-294+131=335+95+481=427-374=80+175+745=114+(998-408)=229-88×2=10+(161-24)=147×2=367-174+166=413-405+149=358-186+211=3/10-1/10=581-369=855+877+750=167-30×4=387+726+922=664+576-852=358+671-470=93×(230-225)=461-(599-297)=337-(167+27)=907+182-546=548+35×6=80×9-219=960-(765+58)=31+112×6=710+683+594=344+(250-17)=292×3-15=111×(323-320)=161-(272-126)=333-28-305=417-(107+92)=789-435-262=421×2-469=844+611+963=610+112+93=102+390=211×4=234×4-275=981-69×8=301×7=905-226-19=386+80×5=431-111-182=71+641+138=547-(866-835)=578-271-266=926-(625+167)=826+321-28=941-316=882×(733-724)=218×2=113+86-172=303-303+328=384-(56+79)=73+266=109+(402-202)=14+(464-337)=978-394=375+90=606-(484-362)=562×(79-70)=781-(424+148)=190+(993-379)=771-54+981=231×3=497-148×2=189-109+268=474-260-142=3/5-1/5=951×9=438-111×2=197-168+288=60+162-102=114×7=426+628+637=801×3-906=410-(251+53)=465-(150+15)=988-869=381+786-629=44×4=69×(64-59)=330-75=3/6-2/6=122+243=102×9-634=172×(158-155)=341+(438-121)=84+(564-501)=927-500=890×(990-985)=118×3+237=848+646-998=696+(967-317)=476-195-137=188+121+282=782×5=134×3-291=184+98=371-275=339+102×6=37×(257-250)=893+308=183×(91-88)=194-(240-119)=342+849-767=465-53×4=106×3+295=278-70+241=49×7=124×5=436-(123+256)=402-(41+314)=226-161+251=參考答案85×5-287=1381/5+4/5=1112+76-146=42455×5-108=2167185×9=1665160×6-387=573522×2-793=251389+(375-84)=680626-(420-69)=27580+448+121=649341×6-569=1477171+304=475755+297×3=1646395-385+436=446895-(612-517)=800699-547-33=119356-(921-824)=259244-(113+41)=90177+820+90=108712+(257-51)=218889-767+933=105582+36×6=2983/5+2/5=1892×2-428=1356152+52-144=60429-237=19292+63=155502+417-154=765311×3-499=434183×5-277=638639×(403-397)=3834246×3+712=1450460-55×8=20441+463+252=115699+142=241249+282-63=468792+671-445=1018252×2+282=78637×5+192=377458-(255+186)=17264-168-52=4448+603+72=72360×8=48043×(464-455)=387590+173+232=9955/7+2/7=1957-689+534=80273×(370-362)=584103×4+604=101693×(395-392)=279120×4=480996-57-98=841472-(238-93)=327671-122+710=1259261+135=396192+444=636191-190+712=713211-(81+59)=71155+314×2=783693+311+592=1596358+189=547285+52-86=251601-108×5=61241+41×2=32387-(430-403)=60581×2=1162260-208+285=337881×8=704861×8-145=343128-43=85981-13×6=903469-(988-836)=317362-124×2=114141+(231-119)=253840+308=1148774-472-229=73117-61-21=35238+(413-47)=604885×(167-158)=7965398+97-353=142854+(771-169)=1456926-174+631=1383499-(331+146)=22514-(186+17)=311334×(147-140)=2338701+202-206=697991+176+425=1592796+749+412=1957649-559+550=640819-494=325379-204=175237+27-146=118280×(649-640)=2520309×3=927466×(250-243)=3262454+449×2=1352264+300=564415-(504-302)=213374-(926-631)=79995-245+425=117585+479+116=680397-(146+50)=201824+328=1152961-117×3=610546-382+396=56029×5+39=184105+201×4=909373-(29+282)=62176-(408-284)=52698+(608-144)=1162149×5+177=922829+922-785=966476×(389-386)=142837×(482-476)=222256+143=399397-45×5=172289+96-48=337445-38-184=22345×5+306=531124+372-403=93210+681=891102×4+671=1079292×6-956=796831-270+47=608180-156+60=84266-(57+66)=143126-(395-387)=118472-(417-350)=405306-65-88=153758-85=673497+746+644=1887342+861=1203383+909=1292152-28×2=96389-73+82=398965×(321-317)=386086×4+41=385609+82+126=81741+107×4=469175+322-371=126982-796=186305-(213-82)=17499+127=22680×(168-159)=720493-128×2=237890-279-195=416680+66+52=798402-26×9=16828+147=17539+(194-115)=118917+(583-542)=958671+171×2=1013510+365+59=934192+(353-138)=407783+(636-485)=934456-(472-238)=222276-(678-411)=9845×6-560=4510174-96+43=121109+(897-97)=909125+320-320=125153×6-753=165507-10×4=467608-167=441398-(466-374)=306377-69×3=170668×2-79=1257887-523+435=799128+107=235388-275+12=12568+78=14654×4-183=33403×7-453=2368442+(189-65)=566863+170-955=7894-44=50390-64×5=70526×9=4734325+(427-150)=602465-(302+84)=793/8+4/8=7/8404-343+333=394116+158=274977-57×6=635388+(477-475)=390852×4-804=2604420+(216-185)=45190+209-254=4541+232-98=175194-55×2=84154+273-224=203422-21×2=380682+769=1451323-52-193=7824+137=16111+(932-326)=617422-177=245662-260+925=1327234×(220-216)=936391-(248-97)=240961-915=46438-38×2=362421-112=309377-48-269=60138+308-19=427147+(489-101)=535129×7+863=1766472-77-318=77449-24×7=28181×2+265=4274/10-3/10=1/10396+789-239=946169+688+19=876123-(296-218)=45349+95×4=729382-(655-379)=106161×(104-98)=966207-(493-355)=69234-90+255=399730-480=2502/7+4/7=6/7994-(451-37)=580626-240-348=38416-(174+230)=1233+266+433=73299×(428-425)=29771+882+131=1084367-(293-21)=95208×7=145665×(304-296)=520735-96×4=351168×(137-134)=504101-(345-250)=6252+112+334=698438×2=876132×(606-602)=528645-342-225=78628-300+968=12964/10+2/10=6/10620+(976-28)=156883×8-546=118320+85=405473+311=78418×6+569=677471-43×4=299467-19=448422×2=844406-39-73=294872×4-749=273986×3=258489-(79+126)=284115×5+417=992432+(343-161)=614151×2+215=517599+31×8=847497+(212-80)=6293/6+2/6=5/6405-62×2=281734-231-223=280131-(227-158)=6262+280-39=30311×6=66248-(99-54)=203875-(105+503)=26725×(135-129)=150188+267=455158+92+422=672233×2-124=342181×4-439=285959-109×5=414957+552+302=1811486+61×2=608353+82=43561+492+209=762875+754=1629364-43×2=278558-72×3=342821-642-165=14427-(324-227)=33093+43×2=179352-78-146=128477-268-150=59255-30-19=206996-(187+674)=13557-33+26=50955+814+232=2001235-15×8=115199+532-499=23217×7+438=557157+421+516=1094224-180=44382-312=70510+491-436=565300-37×8=4830-181×3=287730-397-128=205184+644+369=1197500-51×2=398335×3-257=748898-(81+454)=363219-(135-96)=180366-262=104619×8=4952888-426-406=5617+86×3=275416-91×4=5239×8=31296×5-123=357325-(193-41)=173167-51=116346+78=424205-(387-214)=32962-182×5=52417-211+76=282985-(62+567)=356499×2-594=40492+(742-113)=721829-433+425=821352+(452-305)=499456-(934-568)=90529+678-45=1162955-(81+567)=307564+260-231=593184+77+690=951999×(511-508)=2997149×6=894100+162+709=97130+71=101599+68×4=871303+178=48189+(886-254)=721338×2-367=309490-(299-191)=382263-219+327=371392-57-25=310333-111×3=0235×4=940297-(89-29)=23725×6+363=513691-631-56=4137×(521-515)=822728-190×2=348587-(705-379)=26178×(226-217)=702924+141-617=448668-(382+75)=211235-170=65191+(299-87)=403758+71-204=625440-(334-114)=220472-122-164=18641×9=369194×2=388327-160+178=345874×4-414=30821/5+2/5=3/577×2=154349×2=698129×(22-15)=903375-69-190=116100+54=15459-15=44226-(721-594)=99111+222=333325-23=302901+(682-285)=1298169+70×7=659856-676-37=143460-458+261=26339×(641-634)=273131×(252-249)=393929-903+955=981256+114-336=34226+(496-402)=320180×5=900339×(549-541)=2712131×5+182=83735×8=280224-(342-307)=18976×(114-106)=608420-(165+246)=9421-80=341268+118=386963+135+878=1976905-776-83=46459+54×9=945436-399-30=7374-115=259849-484+128=493360×2-77=643580+575=1155129-68+286=347126×3-150=228851-495+510=866211-164=4796×3+672=960605×6=3630301+226×2=753298-61-105=13269×(271-263)=552228×5-885=255439-369+368=438545-354=19133×3=99749-49×3=602868+337+936=2141344-(60+30)=254475-53×6=15771+966-298=7396/8-1/8=5/892+41+831=964447-(13+394)=4075×2+631=7811/6+4/6=5/6889-305×2=279768-(203+325)=240266+(369-327)=308150×4=600333-(370-95)=58977-27=950812×8-281=621576×3-82=146786+(514-405)=895103×5=51538+170=208475+206-564=117967×(456-452)=3868395+(289-180)=504589+292-746=135660-(225-109)=544205×(397-393)=82050+47+651=748437+(952-415)=974742×4-904=2064967-199-88=680231+746+94=107120×6-120=02/6-1/6=1/6705×(455-450)=3525309-243+406=4727/10-3/10=4/10461×5-732=157368×4=272939-(126+381)=432375-180=19592×3-166=110321-(87+52)=18262+184=246136-(915-845)=66903+398-390=911935-385+17=567788-(42+390)=356158×3=474335-198+273=410439-(232+91)=116157+146×2=44921×3+165=228460-(314+93)=53335-63×2=20988×(72-63)=792453-179-55=21919×3+317=374933+(672-525)=1080449+12-21=440173×5-689=176201×9=1809830-(599-453)=684641×2-740=542939-616-94=229901-492-59=350659-185×3=104641-156×3=173699×5-421=307460+79×5=455313+(160-95)=378385-113×2=159971-(747+184)=40136×6-531=285436-35×2=366364-317=4731+345-320=5641×4=164444-87-275=82499-53×8=75252-(458-283)=77209+(291-255)=245544-501=43342+285+34=6611/8+6/8=7/8440-326-112=2198-(51+117)=30665-523=142741-72-290=379856+736=1592132+261-189=204481-48×3=337868+58+318=1244127×(94-89)=635321×6=1926814×5=407099+74=173848-12×2=824293-80=213496-131+13=378525+94=619106+308=414379+(983-230)=113224+406-306=124565-411+328=482317-243=74107+54=161621-157=464500+167×3=1001150×7=105062×(202-199)=186827×(94-90)=3308476×5-229=2151494-150×3=44293+125+371=789241+258-494=5151+237-42=346257-128-61=68908-825=83669-189-307=173158×4+345=977741-(877-852)=716827-(471+97)=259467-334+299=432489-41×8=161726-(18+277)=431338-(279-154)=213444-238+277=483830-329=501133+170×5=98352×4+328=536701-111-240=3508/10-2/10=6/10659-(42+99)=518240+(451-293)=39867-(834-807)=40910+294+687=1891334-(68+90)=176666-67-319=280456-53=40361+274=335255×2=510879-170=709497+563=1060820-672=148456+140+301=897473×5-139=2226121+(265-59)=327129+543=672316+179×2=674118×5=590366-45+80=401297-(308-15)=4288+340+687=1315236×(716-707)=212446+49+739=834429-40=389280×3=840117+158-203=72186+639=82576×5-312=68889-880+654=66314+440-287=167479-335+238=382283+(315-181)=417370-(504-176)=42978+(928-630)=1276629-387=24276+(890-363)=603119×7+450=1283932×(955-950)=4660236-70+115=281182-(25+85)=7265×8=52020×7=140223-98=12592×(41-33)=736201-112=89542+(769-305)=1006436+684-191=9293/5-2/5=1/5443-31×4=319188-(204-60)=44298-127=171390-(147+205)=38619-(866-794)=547268-(196+18)=54471-163-133=175963+589+803=2355719-74×9=53952-730=222436-(268+92)=7642+646-483=205435-174×2=87586-13×5=52198×(443-440)=294259+(382-173)=468359-168=191121×(481-477)=484747-153-118=476276-85-10=181629+(435-11)=1053341×6-251=1795387-(194-97)=290458-53×7=87776-334-168=27426×8+246=454886-(659-648)=875389-(138-34)=28568×8-472=72924-(225+650)=49178+435+70=683914-693+943=1164362+91-333=120898-314-550=34623-426+273=470160-21=139460-204-182=74184+161=345152×5-685=75151×2=302416+107×2=630321-(91+90)=140966-16×6=870526×6=3156577-(52+343)=182979+444=1423827×9=7443434-226=20842×8+519=855381+33×2=447352-318=34345+337×2=1019333+532+36=901689×9=6201752×2=1504357-324=33496-109-198=189316+103=419921-(923-501)=49992×(24-21)=276349-42-156=151410-(208-110)=312113×(353-350)=339932-(445+287)=20097+304-243=158218+155=373970-383-179=408832+(565-174)=1223643×5=3215834+498-47=1285236×2=472146+(205-76)=275112+184-194=102660+(693-312)=1041348+792-503=637324-62-39=223353-157=196581+124+261=96664+344=408378+105+219=702433-54×5=163104+(829-683)=250373+(293-193)=473503×(350-343)=3521185×3=555210-96=114435-128-91=216917-129-439=349451-250+166=367628-273+651=100647+79=126625×(691-685)=3750172+116=288831+852=1683514-(299+214)=1507+424-919=12324-(52+203)=69985+(669-515)=1139154+425+149=7281/3+2/3=1157+628=78562×8+70=566972-(416+402)=154214×2-331=97165+(493-374)=284856-247+662=1271194×(596-589)=1358451-67×3=250346×2-59=633425×(352-344)=3400367×3-159=942148×9-349=9832/4-1/4=1/4754+151+61=966764×8-311=5801296+955+944=21953/9+4/9=7/9451-304+339=486244+433+207=884735-(415+146)=174263-122-56=85973×(751-747)=3892846×8-778=5990891-170+651=13723/8-1/8=2/8436+(120-12)=544800-(184+157)=459481-