三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦

三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦270-(388-243)=444×9-262=55×(442-437)=307+191-246=72+305-140=92×(42-37)=447-(795-483)=350-60=466-(144-57)=345+128-258=799+(946-211)=953-57×3=295-190=361-173=365-18+273=300-26×4=473+167=629+864+442=443×2-467=795-616-175=356-(573-424)=95+486+138=13×9+786=789+(339-109)=325-13-171=63+128=63×6-104=132+268+141=171+(434-73)=915-432-477=304+394-68=130+145=419-51×8=175-127+150=935+675-947=923-(79+512)=685-21-621=479-(118-28)=434-(158+149)=870×9-227=187×(195-192)=258+27×2=253+241=292+108×3=550-371+331=116-105+206=113×7-585=948-327-519=256+218-137=735×(966-961)=724-44=967-(373+346)=212+27+723=532+160+151=143+104=267+132×2=241-61×2=250-(31+68)=177-111+395=982-413=2/3-1/3=79×8=441+(704-508)=354-155+260=421-35×4=142×6+133=225+325×3=71×9=368-33+61=291-85-83=70+385-41=334+969+739=120×4+326=52×(587-580)=647+118×6=861+93-219=247×2=374-280+146=449-(142+49)=1/6+4/6=198×(260-257)=261-76×3=55×(440-434)=594-(167+253)=177-139+368=814-(170+297)=607+203+16=565-(313-163)=505-397=797-211+795=495×7=287+497+402=150+287=572-50=719-716+154=617+(550-129)=972-(521-187)=131-72+701=412+(394-209)=417-280=545+614-846=183+100×2=341×4=345+(307-153)=140×8-694=410×(887-881)=375-207+151=265+204=489-264-111=117×3=496-49×7=439-67×2=383-49×7=287+345+367=730-118×2=1/5+3/5=345+(266-216)=906-123-613=819+(706-155)=470+123×2=204+607+111=427-(105+25)=737-177-385=380-(230+116)=180×2+930=696-(64+479)=395+596=483-388+99=329-97=54+365-391=974-113-16=29+36=745-32×7=494×(847-841)=944-189=718-(882-617)=851-548-297=800+95×5=175+822=197×4+955=282-250+341=761-128+358=986+617-584=52×(335-330)=420-181+218=371+30-38=909-290-465=921×(868-859)=72+133+563=397-17×8=4/10-3/10=444+96+302=167×(69-65)=200-59-122=303-(256-39)=434-51×7=918-233-636=802-58+192=469-(386-160)=90+744+105=249-226+468=4/6-2/6=43+155-14=71+81=886-(282+151)=138×5=106×4-10=235+209+336=696-(288+238)=34×(423-417)=259-229+143=122-(301-294)=334-(48+264)=473+(552-244)=824+163+947=914-515-295=139+275-208=5/8-2/8=449-110×3=3/9-1/9=560-(113+256)=735+253+550=42×(692-684)=485-(424+52)=829-(826-511)=437-206=136×7-433=112×2+63=490×2+774=148-114+132=942-537-232=133×(33-29)=824+330+992=759-(965-214)=4/7-1/7=228+270-93=167+(156-79)=198-26×5=156×6-330=709×3-192=816-185×4=525×5-523=972-55×7=318+(873-192)=5/10+3/10=614×(720-712)=94×3+299=88+40+828=984×8=154+163-106=248×4-419=335-34×3=377×6-594=598×9=29×5-127=436-18×5=173×(464-459)=946-129×2=751×(760-757)=180+246=26+41+530=738-(404+95)=342+114×3=416-243-82=811-214-344=207+642=216×6=528+(909-552)=426-(488-73)=74×3=116+113=403-346=378+672+108=965-717=870×7=96×6+228=646×(636-630)=788-(532+158)=316×(960-954)=285+204+176=257-(347-299)=687-126+268=103-(414-351)=861-659+820=230+219=307×2+27=71×(169-162)=938-382=474+(260-157)=455×5=656-(345+60)=771-501=36+107=158×2=302×4-296=282+(430-224)=889×8=439-(156-24)=448+104=388×7=81+495-74=457-(270+157)=247-184+277=797+180-890=336-(80+38)=530-507+713=677-491-165=567-218=854+967+247=758-(755-58)=500-112=339+140-111=90×4=322-38×7=664-118=154-139+136=263+(485-283)=479-67×2=90-(288-250)=597+862-537=914+168+427=285-254=272-(26+187)=951+499-33=121×7=63+(633-201)=901×6=404-21×3=256+107-247=122×(125-118)=47+(969-208)=474+(270-142)=768+129+79=181×2+370=726-146-399=93×3-107=884-92+512=94×4+32=267+62-239=37×(66-62)=2/6-1/6=534+333-418=224-(364-348)=269-(480-271)=257+(977-274)=786-(863-205)=539×(56-49)=37+(326-133)=460+(286-238)=429-(119+185)=179-(102+41)=90×4-304=239-(117+71)=100×(281-275)=91-34×2=449×2-62=698-284+34=160-(381-372)=850-(344+422)=483×4=122×6+850=145×6=45×(28-19)=443+130=967+438=614×8=381+947=763+(877-115)=163-29×5=99+(265-59)=384-(560-492)=918+168=139+92×5=100+90+965=800-257×3=110-(31+34)=201+91+521=162+159+168=456-(45+234)=709×(173-168)=163×6=103+305=940-(466+265)=90×3+481=602-37+463=5/8-1/8=547-179+508=982+275=174+(260-61)=224×8-785=74+17=808-321-270=339-107-54=93+278+125=12×9=266×6-999=164×5=210-24×2=2/4-1/4=859+938=138+(547-405)=247+168=551×9=780×(493-485)=602-(726-360)=312+169=45+553-335=463-113=466-55-316=911-750=760-89×6=169×3-346=485-(257+85)=658+866=876-324+313=63×2=142+294-318=281-160=462-347-81=481-(363-329)=710+483-562=476-352=995+747+124=122+132=764-101×2=345-78×3=154+95×3=390-218-95=7/10-2/10=257+(221-37)=464-(118+247)=198×2-230=846+743+380=111+45=452-92+54=407-(147+257)=374-374+422=484-440+109=282+223=327-(16+64)=430+72×3=261-(107+69)=77×(266-259)=500×9-975=861×(846-841)=614×5-688=451×2+558=54+(455-171)=432-103+109=357-22-221=188-170=913-435=497-339-39=100+(444-289)=381-352+31=470-267+191=12×4+154=265+207-252=593-500-63=400+412+71=109-41+263=260-192+366=173+309=241-(435-328)=756-(276+192)=256+(318-280)=417-143-251=400+(613-116)=465-(492-468)=658+264-864=263×2=89×(873-866)=989-665+496=53×(156-153)=858+179-153=870-24×2=902+510-598=157+69+286=337-178+193=778-442-116=35×2=54×(74-68)=958-716=232+(205-122)=411+684-574=133-15-81=346-43×5=954-(79+437)=841×(944-939)=32×7=507-135-365=67×6=621-592+425=252-26-163=315-118=546×(524-519)=270-136-47=284-(168+57)=515+997-70=102+(404-337)=565-247=84×4=899+134×6=437-234-162=466-427-34=870×6-172=749-192×2=103×5-380=206-56×2=929-530-67=818×5-104=376-(80+281)=216+98×7=44×8+135=251-47×5=251-(314-130)=958×(810-806)=799-232-561=363-273=58×2=683+533-531=653-25×3=191×(274-271)=53×(287-283)=4/8+2/8=223+271×2=18×4+386=296+(532-280)=465-266=134+139-108=953-(436+317)=332+131+470=390-239=159×3=6/10+3/10=42×(260-256)=520-168-305=985-193×3=106+343=392+36×8=440×(40-33)=105×(255-248)=474-351=771+817-532=81×3+401=943-(261+342)=98×2=212+109-161=483-(145+72)=929+(930-431)=490-(23+53)=438-(932-840)=109+106×7=928-28=484+(144-76)=283-(163+85)=408-54=367-(66+250)=420+409×2=752-(173+470)=96+241-224=302-152-56=305-(312-59)=19×8-123=631-(753-484)=209+638-204=72+(959-611)=160×8-69=40×9+924=420+33×3=860-403×2=397-20×7=198×5-708=939-49+557=486×2=618-45×9=499-28=625+35+83=201+(454-248)=535-(374-174)=437-(212+145)=205+949+493=210×(154-151)=12×6+235=939+45-930=593+204+235=814-308=138×6=854×5-621=414-83=514-62×7=83+229-272=881-(500+99)=866×5-740=270+470+504=413-180-194=826×6-962=165×3-315=101-13×5=210×(415-412)=634+226+69=295-230+220=160-(349-192)=408-28=250+77-114=148+179=443+(349-94)=374-102×2=135×7-487=390-60=409-161=933-(879+51)=650×6-106=169×4-355=178-(42-13)=174+245+248=203+84=633+(283-207)=130×4=96+18=841-23×7=34+11×8=98×(500-493)=340-(165-99)=64×7+39=667×(550-544)=992-(497-270)=333×8=62+(415-109)=445-270=100×9=496-183-292=468-224-139=246-59=830-(865-266)=336-214+77=181×2-180=105-74=231-(896-745)=297+97-379=345×(567-563)=169×5-387=54+(176-108)=589-81×3=414×2+869=957-(529-337)=832-(992-376)=452-(491-425)=214-106+724=475-142-275=585+(774-545)=4/6-1/6=75+285-102=268-69-103=32+90-72=434+168=115+(101-49)=643+555-780=761-28-339=3/9+5/9=231+425+486=294+365=482-407-59=568+458-688=39+157-171=256-63=863-(427+66)=279-14×3=491×2=3/8+2/8=548+(749-240)=487+311-123=124×5-146=226+148+594=281+314=724+(464-320)=89×8-331=986×(985-979)=460×4-31=116×7-273=387×5=146-32×2=364-319-36=658×(19-16)=948-273=144+321=492×2-390=390+654-837=148×4+386=303-(77+25)=649-466-57=209×(496-493)=445-66-110=606-49×9=95×7=369+78×6=247×2+327=175-13×6=730+66×9=18+50+826=207+390×2=87+387=629+62-336=236×9-332=581+106×2=159+209=593×3=289+750+87=191+(387-188)=500+152=965-613-179=215+(364-336)=993-60×9=555×5-125=379×4=335×5=180+612=66×4=811+96+538=247-(390-210)=877×4=906+271+85=851+(555-502)=130×3-82=58×4=760-(620-394)=990+648+944=120×(350-342)=622+892+180=245×4-842=836+(529-342)=233×(340-334)=451-396=96+545=120×4-101=937-(299-69)=294+476=380+(728-656)=49+172=470×2-500=980+549+501=944-125-37=411+381×2=465-60×5=151+196-195=825-154-350=159-118=870×5-815=174-116=914-(106+416)=442-46=365+184+356=161×2+241=440-(158+108)=86-12=19+391-66=12×(175-170)=229-(24+185)=409-39-352=812-549=844-342+536=488-(118+292)=109×3=226×9=186×2-262=415-268-74=274-158+100=249-214+996=62+178=415-66-14=488+(411-317)=33×(116-112)=114+(339-256)=295-(384-134)=482-222-89=329+813+466=161×6-113=319×7=220-99=175+258-407=193+306-229=323-136=774×9=2/6+3/6=861-(245+215)=475-(166+246)=426-333=721-171+148=960×(853-847)=148×3=788×9=195+568+153=600-102×4=354-(43+106)=148+143=485+(262-168)=235×3=306+297+239=234-57+175=380×8-595=486-236×2=236×3-17=570+77+275=625-(703-109)=377×5=663+793=32×3+480=923-(503-416)=75×7-446=303-(339-77)=954-300=491-(708-296)=721-362+191=314+201=401-223=323-(111-77)=968-(704+214)=869×9=124×3+873=147+542-24=629-261×2=294-218+159=1/6+3/6=23+(440-175)=450-277=109+313=355-29×7=384-(106+14)=363+(317-179)=168+(136-129)=47×(289-281)=79+380=114+57+331=407+(187-160)=370-74-185=187-23×6=32+151=264+(346-68)=59+24=3/5-1/5=60+37=535×4-198=978-(358+320)=263-142+281=927-478+679=99×5+49=459-(192-134)=960-888+764=748+91×9=366+742+830=495+98+324=11×(442-439)=950-341×2=16+278-31=689×(865-857)=291×(497-492)=302+359=279-(52+71)=264+194=233-(297-105)=446-304=191×2=388×6-111=434-(494-104)=333×3-960=85×(60-56)=208×2=933+91+199=723×(234-231)=623+250-821=598+238+839=122-24+375=205-(259-211)=5/8+2/8=382-33×6=249-29+131=492-(497-125)=459-136-310=366+(377-116)=39+255-190=210-158+163=260+294=855-26×3=221+24×7=443-95-347=468+22×8=319+14×4=308-(280-10)=125+247=303-(478-390)=467-108=617-(246-46)=70+642+475=241×4-194=72×8+151=90+200×4=427-29×9=635-166=1/8+4/8=759-406+439=343-(355-94)=189+227-358=563+356+78=2/5+3/5=參考答案270-(388-243)=125444×9-262=373455×(442-437)=275307+191-246=25272+305-140=23792×(42-37)=460447-(795-483)=135350-60=290466-(144-57)=379345+128-258=215799+(946-211)=1534953-57×3=782295-190=105361-173=188365-18+273=620300-26×4=196473+167=640629+864+442=1935443×2-467=419795-616-175=4356-(573-424)=20795+486+138=71913×9+786=903789+(339-109)=1019325-13-171=14163+128=19163×6-104=274132+268+141=541171+(434-73)=532915-432-477=6304+394-68=630130+145=275419-51×8=11175-127+150=198935+675-947=663923-(79+512)=332685-21-621=43479-(118-28)=389434-(158+149)=127870×9-227=7603187×(195-192)=561258+27×2=312253+241=494292+108×3=616550-371+331=510116-105+206=217113×7-585=206948-327-519=102256+218-137=337735×(966-961)=3675724-44=680967-(373+346)=248212+27+723=962532+160+151=843143+104=247267+132×2=531241-61×2=119250-(31+68)=151177-111+395=461982-413=5692/3-1/3=1/379×8=632441+(704-508)=637354-155+260=459421-35×4=281142×6+133=985225+325×3=120071×9=639368-33+61=396291-85-83=12370+385-41=414334+969+739=2042120×4+326=80652×(587-580)=364647+118×6=1355861+93-219=735247×2=494374-280+146=240449-(142+49)=2581/6+4/6=5/6198×(260-257)=594261-76×3=3355×(440-434)=330594-(167+253)=174177-139+368=406814-(170+297)=347607+203+16=826565-(313-163)=415505-397=108797-211+795=1381495×7=3465287+497+402=1186150+287=437572-50=522719-716+154=157617+(550-129)=1038972-(521-187)=638131-72+701=760412+(394-209)=597417-280=137545+614-846=313183+100×2=383341×4=1364345+(307-153)=499140×8-694=426410×(887-881)=2460375-207+151=319265+204=469489-264-111=114117×3=351496-49×7=153439-67×2=305383-49×7=40287+345+367=999730-118×2=4941/5+3/5=4/5345+(266-216)=395906-123-613=170819+(706-155)=1370470+123×2=716204+607+111=922427-(105+25)=297737-177-385=175380-(230+116)=34180×2+930=1290696-(64+479)=153395+596=991483-388+99=194329-97=23254+365-391=28974-113-16=84529+36=65745-32×7=521494×(847-841)=2964944-189=755718-(882-617)=453851-548-297=6800+95×5=1275175+822=997197×4+955=1743282-250+341=373761-128+358=991986+617-584=101952×(335-330)=260420-181+218=457371+30-38=363909-290-465=154921×(868-859)=828972+133+563=768397-17×8=2614/10-3/10=1/10444+96+302=842167×(69-65)=668200-59-122=19303-(256-39)=86434-51×7=77918-233-636=49802-58+192=936469-(386-160)=24390+744+105=939249-226+468=4914/6-2/6=2/643+155-14=18471+81=152886-(282+151)=453138×5=690106×4-10=414235+209+336=780696-(288+238)=17034×(423-417)=204259-229+143=173122-(301-294)=115334-(48+264)=22473+(552-244)=781824+163+947=1934914-515-295=104139+275-208=2065/8-2/8=3/8449-110×3=1193/9-1/9=2/9560-(113+256)=191735+253+550=153842×(692-684)=336485-(424+52)=9829-(826-511)=514437-206=231136×7-433=519112×2+63=287490×2+774=1754148-114+132=166942-537-232=173133×(33-29)=532824+330+992=2146759-(965-214)=84/7-1/7=3/7228+270-93=405167+(156-79)=244198-26×5=68156×6-330=606709×3-192=1935816-185×4=76525×5-523=2102972-55×7=587318+(873-192)=9995/10+3/10=8/10614×(720-712)=491294×3+299=58188+40+828=956984×8=7872154+163-106=211248×4-419=573335-34×3=233377×6-594=1668598×9=538229×5-127=18436-18×5=346173×(464-459)=865946-129×2=688751×(760-757)=2253180+246=42626+41+530=597738-(404+95)=239342+114×3=684416-243-82=91811-214-344=253207+642=849216×6=1296528+(909-552)=885426-(488-73)=1174×3=222116+113=229403-346=57378+672+108=1158965-717=248870×7=609096×6+228=804646×(636-630)=3876788-(532+158)=98316×(960-954)=1896285+204+176=665257-(347-299)=209687-126+268=829103-(414-351)=40861-659+820=1022230+219=449307×2+27=64171×(169-162)=497938-382=556474+(260-157)=577455×5=2275656-(345+60)=251771-501=27036+107=143158×2=316302×4-296=912282+(430-224)=488889×8=7112439-(156-24)=307448+104=552388×7=271681+495-74=502457-(270+157)=30247-184+277=340797+180-890=87336-(80+38)=218530-507+713=736677-491-165=21567-218=349854+967+247=2068758-(755-58)=61500-112=388339+140-111=36890×4=360322-38×7=56664-118=546154-139+136=151263+(485-283)=465479-67×2=34590-(288-250)=52597+862-537=922914+168+427=1509285-254=31272-(26+187)=59951+499-33=1417121×7=84763+(633-201)=495901×6=5406404-21×3=341256+107-247=116122×(125-118)=85447+(969-208)=808474+(270-142)=602768+129+79=976181×2+370=732726-146-399=18193×3-107=172884-92+512=130494×4+32=408267+62-239=9037×(66-62)=1482/6-1/6=1/6534+333-418=449224-(364-348)=208269-(480-271)=60257+(977-274)=960786-(863-205)=128539×(56-49)=377337+(326-133)=230460+(286-238)=508429-(119+185)=125179-(102+41)=3690×4-304=56239-(117+71)=51100×(281-275)=60091-34×2=23449×2-62=836698-284+34=448160-(381-372)=151850-(344+422)=84483×4=1932122×6+850=1582145×6=87045×(28-19)=405443+130=573967+438=1405614×8=4912381+947=1328763+(877-115)=1525163-29×5=1899+(265-59)=305384-(560-492)=316918+168=1086139+92×5=599100+90+965=1155800-257×3=29110-(31+34)=45201+91+521=813162+159+168=489456-(45+234)=177709×(173-168)=3545163×6=978103+305=408940-(466+265)=20990×3+481=751602-37+463=10285/8-1/8=4/8547-179+508=876982+275=1257174+(260-61)=373224×8-785=100774+17=91808-321-270=217339-107-54=17893+278+125=49612×9=108266×6-999=597164×5=820210-24×2=1622/4-1/4=1/4859+938=1797138+(547-405)=280247+168=415551×9=4959780×(493-485)=6240602-(726-360)=236312+169=48145+553-335=263463-113=350466-55-316=95911-750=161760-89×6=226169×3-346=161485-(257+85)=143658+866=1524876-324+313=86563×2=126142+294-318=118281-160=121462-347-81=34481-(363-329)=447710+483-562=631476-352=124995+747+124=1866122+132=254764-101×2=562345-78×3=111154+95×3=439390-218-95=777/10-2/10=5/10257+(221-37)=441464-(118+247)=99198×2-230=166846+743+380=1969111+45=156452-92+54=414407-(147+257)=3374-374+422=422484-440+109=153282+223=505327-(16+64)=247430+72×3=646261-(107+69)=8577×(266-259)=539500×9-975=3525861×(846-841)=4305614×5-688=2382451×2+558=146054+(455-171)=338432-103+109=438357-22-221=114188-170=18913-435=478497-339-39=119100+(444-289)=255381-352+31=60470-267+191=39412×4+154=202265+207-252=220593-500-63=30400+412+71=883109-41+263=331260-192+366=434173+309=482241-(435-328)=134756-(276+192)=288256+(318-280)=294417-143-251=23400+(613-116)=897465-(492-468)=441658+264-864=58263×2=52689×(873-866)=623989-665+496=82053×(156-153)=159858+179-153=884870-24×2=822902+510-598=814157+69+286=512337-178+193=352778-442-116=22035×2=7054×(74-68)=324958-716=242232+(205-122)=315411+684-574=521133-15-81=37346-43×5=131954-(79+437)=438841×(944-939)=420532×7=224507-135-365=767×6=402621-592+425=454252-26-163=63315-118=197546×(524-519)=2730270-136-47=87284-(168+57)=59515+997-70=1442102+(404-337)=169565-247=31884×4=336899+134×6=1703437-234-162=41466-427-34=5870×6-172=5048749-192×2=365103×5-380=135206-56×2=94929-530-67=332818×5-104=3986376-(80+281)=15216+98×7=90244×8+135=487251-47×5=16251-(314-130)=67958×(810-806)=3832799-232-561=6363-273=9058×2=116683+533-531=685653-25×3=578191×(274-271)=57353×(287-283)=2124/8+2/8=6/8223+271×2=76518×4+386=458296+(532-280)=548465-266=199134+139-108=165953-(436+317)=200332+131+470=933390-239=151159×3=4776/10+3/10=9/1042×(260-256)=168520-168-305=47985-193×3=406106+343=449392+36×8=680440×(40-33)=3080105×(255-248)=735474-351=123771+817-532=105681×3+401=644943-(261+342)=34098×2=196212+109-161=160483-(145+72)=266929+(930-431)=1428490-(23+53)=414438-(932-840)=346109+106×7=851928-28=900484+(144-76)=552283-(163+85)=35408-54=354367-(66+250)=51420+409×2=1238752-(173+470)=10996+241-224=113302-152-56=94305-(312-59)=5219×8-123=29631-(753-484)=362209+638-204=64372+(959-611)=420160×8-69=121140×9+924=1284420+33×3=519860-403×2=54397-20×7=257198×5-708=282939-49+557=1447486×2=972618-45×9=213499-28=471625+35+83=743201+(454-248)=407535-(374-174)=335437-(212+145)=80205+949+493=1647210×(154-151)=63012×6+235=307939+45-930=54593+204+235=1032814-308=506138×6=828854×5-621=3649414-83=331514-62×7=8083+229-272=40881-(500+99)=282866×5-740=3590270+470+504=1244413-180-194=39826×6-962=3994165×3-315=180101-13×5=36210×(415-412)=630634+226+69=929295-230+220=285160-(349-192)=3408-28=380250+77-114=213148+179=327443+(349-94)=698374-102×2=170135×7-487=458390-60=330409-161=248933-(879+51)=3650×6-106=3794169×4-355=321178-(42-13)=149174+245+248=667203+84=287633+(283-207)=709130×4=52096+18=114841-23×7=68034+11×8=12298×(500-493)=686340-(165-99)=27464×7+39=487667×(550-544)=4002992-(497-270)=765333×8=266462+(415-109)=368445-270=175100×9=900496-183-292=21468-224-139=105246-59=187830-(865-266)=231336-214+77=199181×2-180=182105-74=31231-(896-745)=80297+97-379=15345×(567-563)=1380169×5-387=45854+(176-108)=122589-81×3=346414×2+869=1697957-(529-337)=765832-(992-376)=216452-(491-425)=386214-106+724=832475-142-275=58585+(774-545)=8144/6-1/6=3/675+285-102=258268-69-103=9632+90-72=50434+168=602115+(101-49)=167643+555-780=418761-28-339=3943/9+5/9=8/9231+425+486=1142294+365=659482-407-59=16568+458-688=33839+157-171=25256-63=193863-(427+66)=370279-14×3=237491×2=9823/8+2/8=5/8548+(749-240)=1057487+311-123=675124×5-146=474226+148+594=968281+314=595724+(464-320)=86889×8-331=381986×(985-979)=5916460×4-31=1809116×7-273=539387×5=1935146-32×2=82364-319-36=9658×(19-16)=1974948-273=675144+321=465492×2-390=594390+654-837=207148×4+386=978303-(77+25)=201649-466-57=126209×(496-493)=627445-66-110=269606-49×9=16595×7=665369+78×6=837247×2+327=821175-13×6=97730+66×9=132418+50+826=894207+390×2=98787+387=474629+62-336=355236×9-332=1792581+106×2=793159+209=368593×3=1779289+750+87=1126191+(387-188)=390500+152=652965-613-179=173215+(364-336)=243993-60×9=453555×5-125=2650379×4=1516335×5=1675180+612=79266×4=264811+96+538=1445247-(390-210)=67877×4=3508906+271+85=1262851+(555-502)=904130×3-82=30858×4=232760-(620-394)=534990+648+944=2582120×(350-342)=960622+892+180=1694245×4-842=138836+(529-342)=1023233×(340-334)=1398451-396=5596+545=641120×4-101=379937-(299-69)=707294+476=770380+(728-656)=45249+172=221470×2-500=440980+549+501=2030944-125-37=782411+381×2=1173465-60×5=165151+196-195=152825-154-350=321159-118=41870×5-815=3535174-1