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474+(478-191)=696×5-477=913-554-96=241×4=376-13=295+777-202=373-(468-264)=692+954+405=229×(222-218)=982×5=944-(515+331)=204-15=667×(728-725)=786-28×9=368×2+781=459-(366+19)=395-19=184×3=311-(39+161)=290-(288-157)=635-25-29=437-(14+108)=541+778-148=318-(244-228)=468-286-138=5/8+3/8=845-621=250+334+106=56×(464-457)=249+171+488=132-56+407=62×(255-252)=491-126-201=48×9+379=3/7+4/7=22×(65-60)=456-(85+156)=127×(304-301)=85+295-250=158+66×2=368-145×2=98+375+337=873×(69-62)=936+(494-64)=109+(421-37)=153+913-408=785-(109+523)=738-(575+107)=300-(216-153)=19×6=236-180+25=436+(279-110)=443-245=769+(986-666)=232+(116-76)=351×2=150+112-254=432×(564-561)=861-510-170=973-(765-573)=372-(104+63)=875+356-77=83+303=946×8=722+71×3=412-(108+191)=362-30×8=723×3-852=907-511=763-77×6=245+158=293×(337-334)=307×7-13=217+856-529=493-18×7=3/7-2/7=508-(909-457)=226+108=217×2-145=332+139=807×7-691=415+842-470=78×7-465=230×3=308+609+863=205×4+97=959+31×2=191+43=590-92=120×5+344=528+114+221=609+657=107+72=929-(978-679)=291-103+120=362+(259-29)=617-265-332=186+103=232-(467-321)=523+(789-200)=472-140×2=387-(281+39)=54×4+434=120×6-364=149+176×2=969-274-406=647×5-741=47×7=485+175-426=930+912=405-229+181=143×2-113=229-55×3=936-669=380-(397-180)=487-(244-88)=313-157=122+44=12×3+791=589×5-191=749-(238+290)=442-(349+79)=875×4=934+413+635=483-(139+149)=922-(243+245)=323-100+493=876-(272+176)=94×2+352=490-(214+188)=119×7=969-(70+219)=134-90+226=451-106×4=393+92+182=386-46=262-127=487-215+247=594+313=367-214-54=782-563-107=889-118×3=356-(179-118)=890-158×2=492+125=160×5=307-(897-854)=247-(44+159)=40×9+316=739-299=2/10-1/10=388-285-43=196+78+360=189+101-159=191+275+110=509-128×2=109-(471-409)=173+(735-710)=341+65=501×4-810=42+430+524=431×2-78=195+(167-33)=602×5=600-(124+377)=199+277-135=389-237=182-(811-773)=62×8=10×(197-194)=546×4=169×(157-154)=510+310-552=2/6-1/6=815-31=818+135-372=593×8-457=319-(204-44)=640-(255+137)=405-303+154=89×(129-124)=220+102×7=499-(338+35)=88×3=673×(153-147)=23+693+131=226+213×3=27+587+121=336+36×7=375-367+402=465+(145-79)=221+176×4=604×(196-192)=316-75+193=418-77×2=751-(571-514)=229+(399-94)=172+267=974-441-78=587×(191-187)=63×4+788=95×5-157=269+(885-267)=217+79=71+(909-664)=243+192-59=151×(390-384)=358-195=328+156=310+(434-107)=900-(270+360)=463-204-253=4/7+2/7=38×(359-351)=386-349+895=866-657+276=91-15-21=181×8-585=299×3=88×6-526=169×3-217=192+(754-613)=393-85×2=744+(813-425)=313+439+146=301+385=426×7-333=104+148=717-(77+191)=174+251=219+90=380-18=736-142+802=565-135-88=148×(414-410)=362+(550-482)=120+416=946+(882-625)=72×5=581-398+863=960+558-944=179×2+329=383+(119-107)=750+233=564-223-214=234-100=459-402=333+72=459×(935-931)=503-(352-327)=499-(278-81)=180×(239-234)=359-94+199=155×9=235+150=136-107+432=494-65×2=2/4-1/4=437×(207-198)=93×(198-189)=216+55×4=62×5-191=500-31×9=104×5=365-47×2=160+222-83=950-585-196=935+649-253=228-50-76=131×7=401-12×8=982+709=57+215×2=217-100=894-(917-287)=318-(51+68)=91+364=617-(59+505)=411+(688-139)=915-643+43=169×(295-292)=324×(248-244)=403-132-52=955-622-244=491+(843-660)=90+855-625=84×3+772=914-112=451-10=285+62×3=545-507+682=175×9-116=27×2+125=995-432-72=646-(27+142)=91+389=210+105-311=180+93×2=750+72+864=436-(268+108)=4/8-2/8=449+71+243=186×(483-479)=895×(59-53)=278-235+40=985-(144+639)=343×5=10×(956-951)=5/9-3/9=110×3-288=417×6-985=72+251-63=272+42-101=5/8-1/8=670+264-869=438-409+479=432-162-107=554-450+466=431+145-230=103×7-276=212-(258-210)=470×8=607+(425-407)=3/4-1/4=211×4+81=68-31=393×4=42+339-161=483-62=42+(749-553)=444-144×2=704-407=341-(879-620)=330+48+236=740+557=190+246=302+132+520=736-629=532-471=75×7-219=84+82=719×3-791=57×9+914=217-19×7=104-53=606-282+755=119×8-32=433+185=39+802+952=574+444-695=803-309×2=68×7+344=173×2-123=389-343=971-187=937+232=257×3-145=191+31×2=42-(114-74)=718+804+682=217-185+23=506-19×6=60+854+45=425-84×4=40+371-149=715+113×7=398+264×2=487-453+234=773-401=537+123+169=50+(344-236)=903×(835-826)=68-13×3=5/8+2/8=42×8=669-485+63=445-222×2=388-151+193=123×2+131=620+367=181+(871-714)=737-(681-487)=513+(780-579)=196-(30+77)=763×(614-606)=346-18+70=39+454+906=367+945-182=130×2=174+75=553-(511-243)=166×(191-185)=920-144×2=471-56×7=515+(625-114)=160×(232-227)=954×(725-721)=824-(650+156)=176×3+422=90-(356-289)=464-73×3=323+973+80=402-232-169=76+(909-819)=383-(388-147)=472×(282-279)=18+441+220=309×6-862=146+218-279=363×4=185+148=292+(437-103)=488-(36+239)=269+(457-138)=460-88-325=517×5-999=406×(407-399)=497-172+110=225+279+34=892+279-286=664+401=182-53-64=796-114-441=903-385=262-59-162=556-161×2=173+295-164=424+796-271=108×6=799-38=242+(395-31)=940-729+394=454-60×3=792-183×3=346+(807-43)=393-324+934=128×6-513=66+271-157=741-467+212=102+197×2=176-(65-41)=243+837=220-16-148=819-(612-442)=994-60-716=56×6+564=206-(192+14)=291×2-172=456+988+130=988×7=489-(105+291)=211-(101-11)=607-105-237=474-73×3=854-36=297×2-83=311-(564-432)=771-(163+481)=558-(638-395)=758-130=943-564=260×3-735=554×(986-977)=689×(756-747)=883-(857-88)=442-(469-201)=381-(826-731)=492-20-54=337-35-149=392×4=12+216+681=238-168=243×4=782+755+610=586-(584-349)=250×3=718-515+381=489+40+437=92×9-267=346-84=117+89-70=111+906+889=59×3+250=928-176×4=486-104=284+164-256=98-(63+33)=961-(858-773)=99×7=84×4=101+(450-320)=480-18×4=649-(129+211)=458+48×5=471-181+71=452-(254+47)=367+107-322=968×3=244+(332-59)=250-195=475-231-110=796-690=306+(941-904)=643+364+613=508-107+995=340+312=287+(175-107)=143+138=492×9-593=40×2+148=487-17×5=5/8-2/8=308-20×5=3/8+4/8=988-(453+299)=527-87+221=168-(514-445)=406-274-104=845+928-897=135+(447-343)=256+690=265-34-115=193+(301-123)=475×2-463=832+18+834=289×2-402=178×4=13+446-322=837+(871-612)=353-(839-784)=247+78+546=318+115-345=454-184×2=295+129×3=357+48-125=167×(442-438)=446-364=313+(304-50)=428-(54+175)=632×9-460=698-331×2=101×(486-483)=222×(593-585)=305+26-48=676+(827-681)=705-204+484=505+79×2=310×(898-894)=241+97=125×3=123+220=75+178×3=634-(152+437)=883-(29+216)=113+276=404-122-155=809+(242-134)=145×5=445+(321-314)=313-14×7=725-149=652-(720-405)=465×5-655=376+173×2=664-296×2=685×2-813=886+(911-426)=524-103×2=335-30×6=350+67=895×8-623=107+233=503×2=630-453-91=337-(86-60)=838×2-330=480-461+17=462+(358-66)=22×6=108×(64-60)=148+471×2=397-(297+41)=290-273-17=164-125+98=148-120+242=358-(140+122)=567-164+212=97+254=480-51=316-(369-227)=67+(453-204)=841×(435-429)=842-207-336=461-69-17=370-365+237=292-15×2=866-863+39=235-(97+49)=120+432+289=713-568=237+155-171=799+77+80=499-14-463=318+332+77=578+527-935=427-336+50=37×9-112=329-318=453+157-361=429-105-56=672-225-30=56×(193-184)=782-323=209-166-32=339+44-231=409-(211+24)=350-21×9=386-175-56=182+40×7=1/7+4/7=95×3=240-(82+102)=122×(397-389)=343-69=543×3-820=389+77+88=663-336-135=316-177+603=742+784+992=217-41×5=6/10-2/10=636-(418-25)=994-(797+117)=275+441+283=279-278+44=199×2-80=182+628+131=308-(32+186)=465-278=77×4+244=863-819=457+(495-366)=668+221×3=977-(154+597)=2/7+4/7=675-(404-38)=151×4=887+580+39=62+66=364-120+95=421-340=455×8-474=62×2=750+903-92=250+(572-262)=514-137×2=414-(653-522)=183×3+390=153×2-166=5/10+2/10=349-76-22=270-116+325=472-339-79=267+466+227=1/8+5/8=485+384+468=661-(250+109)=258×9-32=628-(376-99)=568+495+232=297+157-67=447+(243-132)=836+65+69=531×(967-962)=248+(397-49)=771-102-39=393+17+70=579+718=82×7+174=256-145+236=364×2-287=114+991+138=291+797+605=3/5-1/5=56+919-851=98×4=366-(362-336)=169+329+379=398+926-528=49+47-71=192+217-21=266+(482-97)=136-132+391=316×(450-447)=5/9+2/9=324-19×5=465-43-97=693-78×6=242-75×3=234+127-258=134×4+330=125×7=496-193-241=227+98=350+128=263×3=4/6-2/6=543+(810-719)=767-177-529=191+40+651=366-(49+250)=393+91×6=55×4-194=966-520-231=925+173=37+169×3=138-108+266=582+150=257×(696-688)=89+389=495-(48+311)=570+209+177=885+713-45=287-230+295=568+190-697=417-320=667-129×2=723+(397-29)=225×4=160×(974-968)=443-(365+15)=478-52×7=417-(192+41)=124+332-193=395×4=486-191-65=599-60×7=62+116×6=457-70=445-160=595-338+415=284-(99-20)=452×2+53=181+495+705=118+322=450-427=842-256+908=238×3+868=132+149=126×2-110=934-545+437=424×2+202=744+852=721-59×5=614-(140+173)=1/8+6/8=168+304=148×(245-239)=846-376-384=21×(27-24)=881×5-600=4/7+3/7=500-(799-600)=716-(870-570)=91×(191-185)=309-(142+18)=178-155+422=26+335-211=99×9+694=257×4-839=828-10×8=599+393-626=426×3=317+812-427=723×7=682-334-16=152×9-962=473-(118+294)=644-91×2=136-(156-37)=105+417=68+154+493=27×9+722=431-218=62-(80-78)=704+580-544=19×(191-186)=317-(472-208)=295-41×3=482-(258+106)=747-546-95=87×4=311-61=401-(313-133)=992-341-515=62-16+334=366-284+185=529-183×2=199×2+608=647-418=414-(284+46)=887-201+806=92×(424-419)=207×3=231+(418-84)=136×4-306=328-51×2=127×(472-465)=660-620+489=417+981=422+77×4=510-(402-26)=115+85×5=319-(492-415)=412-195×2=106+257+526=138×7=120×(471-465)=658×9=241+467+282=139×(729-726)=310+(233-65)=92-(454-411)=145+286=83+(322-137)=907-559-146=145+124+315=471-132=41+245-133=811×2=452-(99+270)=213×9-843=662-53=573×7=314×5=376-209=336-(824-698)=929-65×4=289+(102-17)=283×4=400-(472-465)=287+(394-162)=106×2=731+(751-194)=28×(104-98)=911-(404-194)=226-(400-369)=116+143+123=304-35-24=493×(712-705)=984×8=503×(142-139)=95×(82-79)=48×8=17+44+274=262+58×5=799-16×7=728+815+647=227+207-177=167×5-774=313-122+816=322-183-35=381×2-100=621×4-45=參考答案474+(478-191)=761696×5-477=3003913-554-96=263241×4=964376-13=363295+777-202=870373-(468-264)=169692+954+405=2051229×(222-218)=916982×5=4910944-(515+331)=98204-15=189667×(728-725)=2001786-28×9=534368×2+781=1517459-(366+19)=74395-19=376184×3=552311-(39+161)=111290-(288-157)=159635-25-29=581437-(14+108)=315541+778-148=1171318-(244-228)=302468-286-138=445/8+3/8=1845-621=224250+334+106=69056×(464-457)=392249+171+488=908132-56+407=48362×(255-252)=186491-126-201=16448×9+379=8113/7+4/7=122×(65-60)=110456-(85+156)=215127×(304-301)=38185+295-250=130158+66×2=290368-145×2=7898+375+337=810873×(69-62)=6111936+(494-64)=1366109+(421-37)=493153+913-408=658785-(109+523)=153738-(575+107)=56300-(216-153)=23719×6=114236-180+25=81436+(279-110)=605443-245=198769+(986-666)=1089232+(116-76)=272351×2=702150+112-254=8432×(564-561)=1296861-510-170=181973-(765-573)=781372-(104+63)=205875+356-77=115483+303=386946×8=7568722+71×3=935412-(108+191)=113362-30×8=122723×3-852=1317907-511=396763-77×6=301245+158=403293×(337-334)=879307×7-13=2136217+856-529=544493-18×7=3673/7-2/7=1/7508-(909-457)=56226+108=334217×2-145=289332+139=471807×7-691=4958415+842-470=78778×7-465=81230×3=690308+609+863=1780205×4+97=917959+31×2=1021191+43=234590-92=498120×5+344=944528+114+221=863609+657=1266107+72=179929-(978-679)=630291-103+120=308362+(259-29)=592617-265-332=20186+103=289232-(467-321)=86523+(789-200)=1112472-140×2=192387-(281+39)=6754×4+434=650120×6-364=356149+176×2=501969-274-406=289647×5-741=249447×7=329485+175-426=234930+912=1842405-229+181=357143×2-113=173229-55×3=64936-669=267380-(397-180)=163487-(244-88)=331313-157=156122+44=16612×3+791=827589×5-191=2754749-(238+290)=221442-(349+79)=14875×4=3500934+413+635=1982483-(139+149)=195922-(243+245)=434323-100+493=716876-(272+176)=42894×2+352=540490-(214+188)=88119×7=833969-(70+219)=680134-90+226=270451-106×4=27393+92+182=667386-46=340262-127=135487-215+247=519594+313=907367-214-54=99782-563-107=112889-118×3=535356-(179-118)=295890-158×2=574492+125=617160×5=800307-(897-854)=264247-(44+159)=4440×9+316=676739-299=4402/10-1/10=1/10388-285-43=60196+78+360=634189+101-159=131191+275+110=576509-128×2=253109-(471-409)=47173+(735-710)=198341+65=406501×4-810=119442+430+524=996431×2-78=784195+(167-33)=329602×5=3010600-(124+377)=99199+277-135=341389-237=152182-(811-773)=14462×8=49610×(197-194)=30546×4=2184169×(157-154)=507510+310-552=2682/6-1/6=1/6815-31=784818+135-372=581593×8-457=4287319-(204-44)=159640-(255+137)=248405-303+154=25689×(129-124)=445220+102×7=934499-(338+35)=12688×3=264673×(153-147)=403823+693+131=847226+213×3=86527+587+121=735336+36×7=588375-367+402=410465+(145-79)=531221+176×4=925604×(196-192)=2416316-75+193=434418-77×2=264751-(571-514)=694229+(399-94)=534172+267=439974-441-78=455587×(191-187)=234863×4+788=104095×5-157=318269+(885-267)=887217+79=29671+(909-664)=316243+192-59=376151×(390-384)=906358-195=163328+156=484310+(434-107)=637900-(270+360)=270463-204-253=64/7+2/7=6/738×(359-351)=304386-349+895=932866-657+276=48591-15-21=55181×8-585=863299×3=89788×6-526=2169×3-217=290192+(754-613)=333393-85×2=223744+(813-425)=1132313+439+146=898301+385=686426×7-333=2649104+148=252717-(77+191)=449174+251=425219+90=309380-18=362736-142+802=1396565-135-88=342148×(414-410)=592362+(550-482)=430120+416=536946+(882-625)=120372×5=360581-398+863=1046960+558-944=574179×2+329=687383+(119-107)=395750+233=983564-223-214=127234-100=134459-402=57333+72=405459×(935-931)=1836503-(352-327)=478499-(278-81)=302180×(239-234)=900359-94+199=464155×9=1395235+150=385136-107+432=461494-65×2=3642/4-1/4=1/4437×(207-198)=393393×(198-189)=837216+55×4=43662×5-191=119500-31×9=221104×5=520365-47×2=271160+222-83=299950-585-196=169935+649-253=1331228-50-76=102131×7=917401-12×8=305982+709=169157+215×2=487217-100=117894-(917-287)=264318-(51+68)=19991+364=455617-(59+505)=53411+(688-139)=960915-643+43=315169×(295-292)=507324×(248-244)=1296403-132-52=219955-622-244=89491+(843-660)=67490+855-625=32084×3+772=1024914-112=802451-10=441285+62×3=471545-507+682=720175×9-116=145927×2+125=179995-432-72=491646-(27+142)=47791+389=480210+105-311=4180+93×2=366750+72+864=1686436-(268+108)=604/8-2/8=2/8449+71+243=763186×(483-479)=744895×(59-53)=5370278-235+40=83985-(144+639)=202343×5=171510×(956-951)=505/9-3/9=2/9110×3-288=42417×6-985=151772+251-63=260272+42-101=2135/8-1/8=4/8670+264-869=65438-409+479=508432-162-107=163554-450+466=570431+145-230=346103×7-276=445212-(258-210)=164470×8=3760607+(425-407)=6253/4-1/4=2/4211×4+81=92568-31=37393×4=157242+339-161=220483-62=42142+(749-553)=238444-144×2=156704-407=297341-(879-620)=82330+48+236=614740+557=1297190+246=436302+132+520=954736-629=107532-471=6175×7-219=30684+82=166719×3-791=136657×9+914=1427217-19×7=84104-53=51606-282+755=1079119×8-32=920433+185=61839+802+952=1793574+444-695=323803-309×2=18568×7+344=820173×2-123=223389-343=46971-187=784937+232=1169257×3-145=626191+31×2=25342-(114-74)=2718+804+682=2204217-185+23=55506-19×6=39260+854+45=959425-84×4=8940+371-149=262715+113×7=1506398+264×2=926487-453+234=268773-401=372537+123+169=82950+(344-236)=158903×(835-826)=812768-13×3=295/8+2/8=7/842×8=336669-485+63=247445-222×2=1388-151+193=430123×2+131=377620+367=987181+(871-714)=338737-(681-487)=543513+(780-579)=714196-(30+77)=89763×(614-606)=6104346-18+70=39839+454+906=1399367+945-182=1130130×2=260174+75=249553-(511-243)=285166×(191-185)=996920-144×2=632471-56×7=79515+(625-114)=1026160×(232-227)=800954×(725-721)=3816824-(650+156)=18176×3+422=95090-(356-289)=23464-73×3=245323+973+80=1376402-232-169=176+(909-819)=166383-(388-147)=142472×(282-279)=141618+441+220=679309×6-862=992146+218-279=85363×4=1452185+148=333292+(437-103)=626488-(36+239)=213269+(457-138)=588460-88-325=47517×5-999=1586406×(407-399)=3248497-172+110=435225+279+34=538892+279-286=885664+401=1065182-53-64=65796-114-441=241903-385=518262-59-162=41556-161×2=234173+295-164=304424+796-271=949108×6=648799-38=761242+(395-31)=606940-729+394=605454-60×3=274792-183×3=243346+(807-43)=1110393-324+934=1003128×6-513=25566+271-157=180741-467+212=486102+197×2=496176-(65-41)=152243+837=1080220-16-148=56819-(612-442)=649994-60-716=21856×6+564=900206-(192+14)=0291×2-172=410456+988+130=1574988×7=6916489-(105+291)=93211-(101-11)=121607-105-237=265474-73×3=255854-36=818297×2-83=511311-(564-432)=179771-(163+481)=127558-(638-395)=315758-130=628943-564=379260×3-735=45554×(986-977)=4986689×(756-747)=6201883-(857-88)=114442-(469-201)=174381-(826-731)=286492-20-54=418337-35-149=153392×4=156812+216+681=909238-168=70243×4=972782+755+610=2147586-(584-349)=351250×3=750718-515+381=584489+40+437=96692×9-267=561346-84=262117+89-70=136111+906+889=190659×3+250=427928-176×4=224486-104=382284+164-256=19298-(63+33)=2961-(858-773)=87699×7=69384×4=336101+(450-320)=231480-18×4=408649-(129+211)=309458+48×5=698471-181+71=361452-(254+47)=151367+107-322=152968×3=2904244+(332-59)=517250-195=55475-231-110=134796-690=106306+(941-904)=343643+364+613=1620508-107+995=1396340+312=652287+(175-107)=355143+138=281492×9-593=383540×2+148=228487-17×5=4025/8-2/8=3/8308-20×5=2083/8+4/8=7/8988-(453+299)=236527-87+221=661168-(514-445)=99406-274-104=28845+928-897=876135+(447-343)=239256+690=946265-34-115=116193+(301-123)=371475×2-463=487832+18+834=1684289×2-402=176178×4=71213+446-322=137837+(871-612)=1096353-(839-784)=298247+78+546=871318+115-345=88454-184×2=86295+129×3=682357+48-125=280167×(442-438)=668446-364=82313+(304-50)=567428-(54+175)=199632×9-460=5228698-331×2=36101×(486-483)=303222×(593-585)=1776305+26-48=283676+(827-681)=822705-204+484=985505+79×2=663310×(898-894)=1240241+97=338125×3=375123+220=34375+178×3=609634-(152+437)=45883-(29+216)=638113+276=389404-122-155=127809+(242-134)=917145×5=725445+(321-314)=452313-14×7=215725-149=576652-(720-405)=337465×5-655=1670376+173×2=722664-296×2=72685×2-813=557886+(911-426)=1371524-103×2=318335-30×6=155350+67=417895×8-623=6537107+233=340503×2=1006630-453-91=86337-(86-60)=311838×2-330=1346480-461+17=36462+(358-66)=75422×6=132108×(64-60)=432148+471×2=1090397-(297+41)=59290-273-17=0164-125+98=137148-120+242=270358-(140+122)=96567-164+212=61597+254=351480-51=429316-(369-227)=17467+(453-204)=316841×(435-429)=5046842-207-336=299461-69-17=375370-365+237=242292-15×2=262866-863+39=42235-(97+49)=89120+432+289=841713-568=145237+155-171=221799+77+80=956499-14-463=22318+332+77=727578+527-935=170427-336+50=14137×9-112=221329-318=11453+157-361=249429-105-56=268672-225-30=41756×(193-184)=504782-323=459209-166-32=11339+44-231=152409-(211+24)=174350-21×9=161386-175-56=155182+40×7=4621/7+4/7=5/795×3=285240-(82+102)=56122×(397-389)=976343-69=274543×3-820=809389+77+88=554663-336-135=192316-177+603=742742+784+992=2518217-41×5=126/10-2/10=4/10636-(418-25)=243994-(797+117)=80275+441+283=999279-278+44=45199×2-80=318182+628+131=941308-(32+186)=90465-278=18777×4+244=552863-819=44457+(495-366)=586668+221×3=1331977-(154+597)=2262/7+4/7=6/7675-(404-38)=309151×4=604887+580+39=150662+66=128364-120+95=339421-340=81455×8-474=316662×2=124750+903-92=1561250+(572-262)=560514-137×2=240414-(653-522)=283183×3+390=939153×2-166=1405/10+2/10=7/10349-76-22=251270-116+325=479472-339-79=54267+466+227=9601/8+5/8=6/8485+384+468=1337661-(250+109)=302258×9-32=2290628-(376-99)=351568+495+232=1295297+157-67=387447+(243-132)=558836+65+69=970531×(967-962)=2655248+(397-49)=596771-102-39=630393+17+70=480579+718=129782×7+174=748256-145+236=347364×2-287=441114+991+138=1243291+797+605=16933/5-1/5=2/556+919-851=12498×4=392366-(362-336)=340169+329+379=877398+926-528=79649+47-71=25192+217-21=388266+(482-97)=651136-132+391=395316×(450-447)=9485/9+2/9=7/9324-19×5=229465-43-97=325693-78×6=225242-75×3=17234+127-258=103134×4+330=866125×7=875496-193-241=62227+98=325350+128=478263×3=7894/6-2/6=2/6543+(810-719)=634767-177-529=61191+40+651