三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦570+493+733=125×8-147=148+542-87=183-16×5=227×2-378=490+(377-256)=303+(416-354)=957-504=607-38×7=437-62×5=484×2=124+63+429=416×2=562-26-86=56+361-83=278-(311-156)=107+417=322+(703-220)=82×5=170+410+162=19+(129-64)=114×2+202=3/7-1/7=980+378+565=360-72×5=108+321-316=530-394+732=838+(546-229)=300+167-184=397-24+11=45×(832-828)=963-(30+410)=327-(178-25)=990-400=591+289=837+215=528+(558-44)=777-334+120=568+242+159=436-(320+23)=259+(484-459)=495+98-490=372-15-98=283+(274-88)=378-101=819-432=54×9=91×3=282-138=693+(114-59)=759-(247+449)=339-52=205+(135-53)=435×3=360×2-24=153×3-397=307+427-26=636+222=178-(11+138)=422-(194-185)=72+155-143=334-(25+47)=744×3-154=724-(471-403)=319+17×3=924×2=113+230×3=906-879+578=980+205×3=683×(318-312)=89-24×2=326-(295-212)=881+166-119=445-133=399-43+31=96×8=63×9=863-78-512=643-139×4=264-(463-305)=392-28×9=54×4=145×(266-261)=272-59×4=176-(248-86)=805-559-186=210+(422-303)=916-(445+179)=735-13-13=929-915+452=41×3=402-26×6=666+127+61=231+209+447=631+805+85=700+920=245-(33+123)=215-14+55=6/8-1/8=357×2+271=591-458=372-86×2=14×(471-463)=493+533-411=724-(535+124)=88+344=582×(268-261)=897-36×6=931-(526-201)=486-(89+117)=888-157×5=553-148×3=250×(386-383)=221×(594-586)=282×7-976=429-32×2=813×(512-507)=229-139+267=464-55=668+893-826=351×2-15=909+293=225×3-474=905-168+729=857+592=218×4=419+23×7=1/5+2/5=152×3+203=920-142-744=784+718=257-35-56=53+58×6=474-62×7=28+(819-59)=430+97×9=240-202-11=190+296+419=464-263=484-67×6=559+(803-443)=111-10×3=367-316+251=427-56=291+(293-53)=976-303-641=67×(855-851)=524-31=149×6-883=298-28-157=562+333×2=349×(322-315)=347-240=38×7+499=43×5+929=384-101=135+63+628=408-(83+224)=897+780-792=155+154=588+686+621=183+153+551=106+455+866=808×6=68×6+150=961+180×2=191+234=465-31×3=268+136=13×7+493=263+141=408+987-686=573×5-569=238×2-204=291-(118-46)=430-165-222=666-252-371=855-(227+517)=130-(304-204)=91×3-219=702-(993-991)=200+(784-248)=493-224-128=639+157=250×2=505-(190+130)=783-(567-156)=109+272=1/8+5/8=214×3+329=417-89×2=362-(351-328)=478-287-167=158×5+968=546×(164-160)=476-214-200=115×(183-177)=94×6+388=683+182+81=464-224+149=787-78-82=439-359=312-(204-110)=448-(46+82)=248+141-141=889-214×2=315-11=13-10+270=109-109+213=283+170=760-129×4=184×(334-331)=832-347+102=157×6-328=400×6=372×9-188=453-17-209=881-(204+113)=472-(784-546)=273×9-396=497+270-563=166×5-164=237×2-417=348-(318-242)=426×3=104×9=479-17-368=670-(733-567)=439-(159+150)=104-74+193=195×(192-187)=452-287-17=306+92+678=429×3=697×8=205+108×8=173×2+353=131-(251-146)=273×3=821-125×6=262+59+307=380+428-70=117+213-249=468-(351+94)=163+(358-351)=45×9-149=327+446+70=969-660=5/7-1/7=239-66+98=893-364-54=485-211-42=329-267+411=958-(263+263)=103+249=425-250-128=267+125=74×6=67+108=735+114+701=856×2-91=538+57×9=477×2=179+106=356-249+951=177+300-77=952-80×8=109+(693-457)=119+124+542=46×7=848-53×3=440-(410-334)=171+284-101=721×(618-615)=7/9+2/9=599-(17+274)=793-11-462=963-244-301=32+91×8=341-288+369=73+57=16×3=370×(887-882)=218+169+549=94-(90-75)=2/7+3/7=128×7+556=25+144=445-(145+198)=944-744+330=474-(488-324)=595+243-634=666+216×3=30×(74-69)=413-21×7=863-(545+315)=78-14-61=804+(352-133)=923-252+937=168+422=655-(887-763)=92×(370-362)=917-(788-255)=463-(562-108)=225+215-256=127×3-178=549-111×2=441-175=458+70×7=242+(193-16)=376+78-404=961+65-451=1/8+7/8=184×3+88=349+392=927-164×2=431-(40+307)=363×(995-986)=645×(550-544)=96×4=323-(53-10)=656-120-390=975×(922-913)=641-556+236=56+43=386-123×3=325-233+373=732-441=437-(468-337)=35×8=377+656+561=694×7-639=468+244=308-51+194=450+282+89=518+182-583=500×(914-906)=174+287=113+219=184×2-241=201-21×2=518+802+323=85+(832-350)=212×3+291=352+74=667-461=454-137×3=187-(224-206)=245+71=62×9-349=372×(659-652)=606×2-851=320-107=160-11×2=256-(17+50)=105+(859-264)=101×6+94=4/8-3/8=746+(747-539)=514-228-88=302×8-641=462-190×2=298×3=200-136=898+(592-158)=76+(294-111)=43+18+734=854-(542-29)=319-154=213-24×3=491-(356-40)=419-(35+181)=69×(423-414)=290+(812-71)=441-428+57=547-(304+56)=467-45-105=703-14×7=650×6-950=61+293=18×(211-206)=630-546=105×9-30=728-357=706+651-241=498-117-134=252+115=65+(203-68)=178×5-870=489-(351+74)=382+45+716=47×5-68=100×(459-455)=696-68×2=198×(35-30)=802-590+248=431×6=401-(83+176)=37×(69-63)=165+987+846=184+696+92=35+277+467=130+235+162=490-225-130=364+(399-339)=975+635-728=813-595+953=548×3-770=274+615=223+221×2=129+62×7=245×(441-437)=1/7+5/7=482-330-21=563-(50+250)=358-260-95=140+282=364-185+38=164×(123-120)=804×8=643-(92+202)=348-309+28=140+447+399=100×6+124=186×(757-754)=821-607=2/10+5/10=388-(376-69)=426-411=364-307+405=2/4-1/4=703+855+913=97×4+226=271-258+55=483+215+151=327×2-61=450-(135+197)=42×(497-489)=675+100+33=578-101=217+(392-190)=797-(301-235)=945+(975-255)=202+48=439-174=1/4+2/4=62×4=182×4-582=319-90+156=385-(147-111)=236-(418-226)=441×2-218=231+(871-53)=648+235+738=473-(360-89)=486+(661-91)=179+475+175=175-30=458-324+311=255×(308-305)=126+(475-448)=857+750=361-(133+71)=123×7-585=294+166+117=400-277=953-(364-321)=874×7=354-289-37=417+45-151=250-142=372+547+12=121+57×8=4/8-1/8=955+69-843=299-(102+69)=329-(113+212)=19×9=989-344=132×(477-470)=273-15×9=161+218-234=337-28+24=121×6=271×4-254=449+252=748-739+941=804+(913-808)=99×9-555=6/8+2/8=323+155-43=98×6=418-192=322-194+208=108×9=639+935=980+34-740=55×7=42×(73-68)=894+577-902=440+93×4=123-(315-230)=582×8=3/5-1/5=87×4+799=3/6-2/6=928-(885-148)=808-435=248-17=276-20-251=329-(146+135)=366-21×7=335+304+305=139+114-188=345×3-238=55+268=483+543-78=300+144-42=461-103+130=23+130×7=473-395=909+203+252=74+(455-188)=129+226-167=167×4-311=481-36-376=156+227=949-(38+250)=758-308=788-419+866=705×9-375=627×(952-946)=290×(593-584)=730×(576-571)=719-(181+74)=83×5-246=11+48×9=23+(474-270)=431-195-230=137×4=29×(395-389)=494-149+74=155×(39-36)=305-271=371+51-257=344-(51+103)=401-(162+112)=335+322-476=288-149=488-459=987-612-162=845-325-389=688+287-945=246-(202+28)=271-(193+42)=474+26×3=335+(258-204)=930-(562+170)=713+364-122=378-256-88=31+(259-51)=452+18×9=510×7=756-130=913-331+47=826-800=984-(601+47)=325-224=119×(385-378)=383+473=888-(447+226)=776×8-715=75×7=438-58-91=396-(67+295)=5/8-3/8=57×8=471-103×3=205-63×2=650×3-921=569-515+810=56×(138-135)=346+87+559=292-72-28=980+122-303=500-56×6=117×(72-68)=314+100=907-53×8=456×(572-565)=220×(435-428)=755-(352+50)=287×2+711=211+(288-108)=964-314-413=23×(379-375)=8/10-1/10=485-227=217×(236-232)=388+179×2=337+523-556=380+879-839=394+204=90+(786-562)=645-40+745=451+956-309=433-(424-207)=825-28-184=124+276-262=675-(88+534)=172+311-394=52×8=206-(354-223)=939-329-318=556-175=589-546+385=131×4+880=172-39+283=969+223=376+392+34=4/8+3/8=26+530+447=349×2-258=144×(306-301)=493-(350+54)=315-(36-20)=473+(172-167)=495-(337-74)=347-281+383=347+(73-44)=308×(602-593)=551+202=53+214=852×4-352=315+(433-274)=907-(981-388)=767-53×5=458-(191-151)=389-219=165×5=76×2+238=91-78+313=118+301=953-(67+255)=322+70+161=72+718+737=121×4-142=499+(851-18)=931-316-135=332-221+226=398+(478-287)=128+(346-37)=745-(251+84)=226+511=130+99×4=218×3-391=300-(203+21)=314+(498-21)=521-408-24=259+222-267=4/6-1/6=416×(435-432)=16×6+19=245+179-177=133×3+784=519×8-872=203×4-184=895-382=993-324-77=216-89-63=149+631=11×6+70=233×4=362+(437-385)=682×7=352-(410-291)=158+(469-153)=56-24=569+973+495=39+66+746=56+41+473=608-(78+39)=380×8=555+684-106=768×8=435-12×2=418-21×6=958-26-858=692-557=688-(187+404)=170+405=146×(24-19)=172×5-313=796+107×4=416+597-398=143×8-490=705×6-122=712×3-572=566-75×6=610-(649-88)=491-89-178=874-709=942-(150-79)=102×7+695=296-(14+274)=111×5+419=53+(840-149)=443-310+28=455×2-162=566×2=248×(757-754)=192×3=424-319+124=167+85-222=2/8+4/8=193+161+538=239-214=407+79×4=934×8=416-(164-50)=229-178-34=17+28×4=976+220×4=155×3=953+(824-325)=378-11=284+(464-157)=322+207+382=68+41=542-465=896-333-63=637+632+486=107+238=223+188-322=603-397-157=512×6=207+136=358+73×3=926-(224+67)=905-670+674=889×2=551×3=429-177×2=99-(250-200)=55×(147-142)=818-553+950=759-88×2=413×3-918=3/8+5/8=948-736+793=632+(551-236)=443-25×5=132+70+798=416-(354-167)=981-(601-359)=228-(141-60)=774-556+277=339-179-44=949-510+561=276-29-198=426-13×3=457-(255-176)=580×3=235×3+19=331+(253-72)=59+65×2=27+119-106=239×3-613=670-(520-477)=874-(557+79)=927-447-424=193×9-516=148+22+193=262+217=415-52×4=380+58-50=491-(62+321)=22×8+970=333-46=101+81+660=930-(999-628)=965×(344-340)=584×(569-561)=206+(498-375)=123×(270-266)=968-611-179=124×5+942=163+186+781=582×8-690=215+181=491+(487-60)=426-(46+268)=472-(362-296)=164×(393-388)=247-108+319=864-95×3=802×(908-902)=426-(230+24)=263-(33+38)=970-432+591=686+252=436+44-291=387-97×2=5/8-2/8=607×5=67-32-30=243+974-283=385-203=312-(138-126)=904-(442-189)=335-51×3=495-93×5=496-158×2=243+35-105=37+95+659=330+(792-651)=877-(56+58)=15+223-202=346×2=901-92-559=916+(515-304)=848-457+422=928-37×7=596+647+174=512+12×2=10+568+234=984+979-770=120+228=499-28-288=199-(58+41)=266-158=182+72=868+(558-154)=833+73+966=879×(550-543)=979×4=176+212+484=189+133-39=452×2-733=111×3+463=427-240+81=132×6-570=578×7-999=800-354=218-105=612-(432-204)=92+138=282-76×2=457+17-274=170-123=129×5=663+(776-537)=745-(763-145)=443-41×5=769+917=490+(461-419)=684-(561-64)=362-68+64=754-15×3=75×(459-454)=11×9=390+738+521=190-89+336=240-21×5=參考答案570+493+733=1796125×8-147=853148+542-87=603183-16×5=103227×2-378=76490+(377-256)=611303+(416-354)=365957-504=453607-38×7=341437-62×5=127484×2=968124+63+429=616416×2=832562-26-86=45056+361-83=334278-(311-156)=123107+417=524322+(703-220)=80582×5=410170+410+162=74219+(129-64)=84114×2+202=4303/7-1/7=2/7980+378+565=1923360-72×5=0108+321-316=113530-394+732=868838+(546-229)=1155300+167-184=283397-24+11=38445×(832-828)=180963-(30+410)=523327-(178-25)=174990-400=590591+289=880837+215=1052528+(558-44)=1042777-334+120=563568+242+159=969436-(320+23)=93259+(484-459)=284495+98-490=103372-15-98=259283+(274-88)=469378-101=277819-432=38754×9=48691×3=273282-138=144693+(114-59)=748759-(247+449)=63339-52=287205+(135-53)=287435×3=1305360×2-24=696153×3-397=62307+427-26=708636+222=858178-(11+138)=29422-(194-185)=41372+155-143=84334-(25+47)=262744×3-154=2078724-(471-403)=656319+17×3=370924×2=1848113+230×3=803906-879+578=605980+205×3=1595683×(318-312)=409889-24×2=41326-(295-212)=243881+166-119=928445-133=312399-43+31=38796×8=76863×9=567863-78-512=273643-139×4=87264-(463-305)=106392-28×9=14054×4=216145×(266-261)=725272-59×4=36176-(248-86)=14805-559-186=60210+(422-303)=329916-(445+179)=292735-13-13=709929-915+452=46641×3=123402-26×6=246666+127+61=854231+209+447=887631+805+85=1521700+920=1620245-(33+123)=89215-14+55=2566/8-1/8=5/8357×2+271=985591-458=133372-86×2=20014×(471-463)=112493+533-411=615724-(535+124)=6588+344=432582×(268-261)=4074897-36×6=681931-(526-201)=606486-(89+117)=280888-157×5=103553-148×3=109250×(386-383)=750221×(594-586)=1768282×7-976=998429-32×2=365813×(512-507)=4065229-139+267=357464-55=409668+893-826=735351×2-15=687909+293=1202225×3-474=201905-168+729=1466857+592=1449218×4=872419+23×7=5801/5+2/5=3/5152×3+203=659920-142-744=34784+718=1502257-35-56=16653+58×6=401474-62×7=4028+(819-59)=788430+97×9=1303240-202-11=27190+296+419=905464-263=201484-67×6=82559+(803-443)=919111-10×3=81367-316+251=302427-56=371291+(293-53)=531976-303-641=3267×(855-851)=268524-31=493149×6-883=11298-28-157=113562+333×2=1228349×(322-315)=2443347-240=10738×7+499=76543×5+929=1144384-101=283135+63+628=826408-(83+224)=101897+780-792=885155+154=309588+686+621=1895183+153+551=887106+455+866=1427808×6=484868×6+150=558961+180×2=1321191+234=425465-31×3=372268+136=40413×7+493=584263+141=404408+987-686=709573×5-569=2296238×2-204=272291-(118-46)=219430-165-222=43666-252-371=43855-(227+517)=111130-(304-204)=3091×3-219=54702-(993-991)=700200+(784-248)=736493-224-128=141639+157=796250×2=500505-(190+130)=185783-(567-156)=372109+272=3811/8+5/8=6/8214×3+329=971417-89×2=239362-(351-328)=339478-287-167=24158×5+968=1758546×(164-160)=2184476-214-200=62115×(183-177)=69094×6+388=952683+182+81=946464-224+149=389787-78-82=627439-359=80312-(204-110)=218448-(46+82)=320248+141-141=248889-214×2=461315-11=30413-10+270=273109-109+213=213283+170=453760-129×4=244184×(334-331)=552832-347+102=587157×6-328=614400×6=2400372×9-188=3160453-17-209=227881-(204+113)=564472-(784-546)=234273×9-396=2061497+270-563=204166×5-164=666237×2-417=57348-(318-242)=272426×3=1278104×9=936479-17-368=94670-(733-567)=504439-(159+150)=130104-74+193=223195×(192-187)=975452-287-17=148306+92+678=1076429×3=1287697×8=5576205+108×8=1069173×2+353=699131-(251-146)=26273×3=819821-125×6=71262+59+307=628380+428-70=738117+213-249=81468-(351+94)=23163+(358-351)=17045×9-149=256327+446+70=843969-660=3095/7-1/7=4/7239-66+98=271893-364-54=475485-211-42=232329-267+411=473958-(263+263)=432103+249=352425-250-128=47267+125=39274×6=44467+108=175735+114+701=1550856×2-91=1621538+57×9=1051477×2=954179+106=285356-249+951=1058177+300-77=400952-80×8=312109+(693-457)=345119+124+542=78546×7=322848-53×3=689440-(410-334)=364171+284-101=354721×(618-615)=21637/9+2/9=1599-(17+274)=308793-11-462=320963-244-301=41832+91×8=760341-288+369=42273+57=13016×3=48370×(887-882)=1850218+169+549=93694-(90-75)=792/7+3/7=5/7128×7+556=145225+144=169445-(145+198)=102944-744+330=530474-(488-324)=310595+243-634=204666+216×3=131430×(74-69)=150413-21×7=266863-(545+315)=378-14-61=3804+(352-133)=1023923-252+937=1608168+422=590655-(887-763)=53192×(370-362)=736917-(788-255)=384463-(562-108)=9225+215-256=184127×3-178=203549-111×2=327441-175=266458+70×7=948242+(193-16)=419376+78-404=50961+65-451=5751/8+7/8=1184×3+88=640349+392=741927-164×2=599431-(40+307)=84363×(995-986)=3267645×(550-544)=387096×4=384323-(53-10)=280656-120-390=146975×(922-913)=8775641-556+236=32156+43=99386-123×3=17325-233+373=465732-441=291437-(468-337)=30635×8=280377+656+561=1594694×7-639=4219468+244=712308-51+194=451450+282+89=821518+182-583=117500×(914-906)=4000174+287=461113+219=332184×2-241=127201-21×2=159518+802+323=164385+(832-350)=567212×3+291=927352+74=426667-461=206454-137×3=43187-(224-206)=169245+71=31662×9-349=209372×(659-652)=2604606×2-851=361320-107=213160-11×2=138256-(17+50)=189105+(859-264)=700101×6+94=7004/8-3/8=1/8746+(747-539)=954514-228-88=198302×8-641=1775462-190×2=82298×3=894200-136=64898+(592-158)=133276+(294-111)=25943+18+734=795854-(542-29)=341319-154=165213-24×3=141491-(356-40)=175419-(35+181)=20369×(423-414)=621290+(812-71)=1031441-428+57=70547-(304+56)=187467-45-105=317703-14×7=605650×6-950=295061+293=35418×(211-206)=90630-546=84105×9-30=915728-357=371706+651-241=1116498-117-134=247252+115=36765+(203-68)=200178×5-870=20489-(351+74)=64382+45+716=114347×5-68=167100×(459-455)=400696-68×2=560198×(35-30)=990802-590+248=460431×6=2586401-(83+176)=14237×(69-63)=222165+987+846=1998184+696+92=97235+277+467=779130+235+162=527490-225-130=135364+(399-339)=424975+635-728=882813-595+953=1171548×3-770=874274+615=889223+221×2=665129+62×7=563245×(441-437)=9801/7+5/7=6/7482-330-21=131563-(50+250)=263358-260-95=3140+282=422364-185+38=217164×(123-120)=492804×8=6432643-(92+202)=349348-309+28=67140+447+399=986100×6+124=724186×(757-754)=558821-607=2142/10+5/10=7/10388-(376-69)=81426-411=15364-307+405=4622/4-1/4=1/4703+855+913=247197×4+226=614271-258+55=68483+215+151=849327×2-61=593450-(135+197)=11842×(497-489)=336675+100+33=808578-101=477217+(392-190)=419797-(301-235)=731945+(975-255)=1665202+48=250439-174=2651/4+2/4=3/462×4=248182×4-582=146319-90+156=385385-(147-111)=349236-(418-226)=44441×2-218=664231+(871-53)=1049648+235+738=1621473-(360-89)=202486+(661-91)=1056179+475+175=829175-30=145458-324+311=445255×(308-305)=765126+(475-448)=153857+750=1607361-(133+71)=157123×7-585=276294+166+117=577400-277=123953-(364-321)=910874×7=6118354-289-37=28417+45-151=311250-142=108372+547+12=931121+57×8=5774/8-1/8=3/8955+69-843=181299-(102+69)=128329-(113+212)=419×9=171989-344=645132×(477-470)=924273-15×9=138161+218-234=145337-28+24=333121×6=726271×4-254=830449+252=701748-739+941=950804+(913-808)=90999×9-555=3366/8+2/8=1323+155-43=43598×6=588418-192=226322-194+208=336108×9=972639+935=1574980+34-740=27455×7=38542×(73-68)=210894+577-902=569440+93×4=812123-(315-230)=38582×8=46563/5-1/5=2/587×4+799=11473/6-2/6=1/6928-(885-148)=191808-435=373248-17=231276-20-251=5329-(146+135)=48366-21×7=219335+304+305=944139+114-188=65345×3-238=79755+268=323483+543-78=948300+144-42=402461-103+130=48823+130×7=933473-395=78909+203+252=136474+(455-188)=341129+226-167=188167×4-311=357481-36-376=69156+227=383949-(38+250)=661758-308=450788-419+866=1235705×9-375=5970627×(952-946)=3762290×(593-584)=2610730×(576-571)=3650719-(181+74)=46483×5-246=16911+48×9=44323+(474-270)=227431-195-230=6137×4=54829×(395-389)=174494-149+74=419155×(39-36)=465305-271=34371+51-257=165344-(51+103)=190401-(162+112)=127335+322-476=181288-149=139488-459=29987-612-162=213845-325-389=131688+287-945=30246-(202+28)=16271-(193+42)=36474+26×3=552335+(258-204)=389930-(562+170)=198713+364-122=955378-256-88=3431+(259-51)=239452+18×9=614510×7=3570756-130=626913-331+47=629826-800=26984-(601+47)=336325-224=101119×(385-378)=833383+473=856888-(447+226)=215776×8-715=549375×7=525438-58-91=289396-(67+295)=345/8-3/8=2/857×8=456471-103×3=162205-63×2=79650×3-921=1029569-515+810=86456×(138-135)=168346+87+559=992292-72-28=192980+122-303=799500-56×6=164117×(72-68)=468314+100=414907-53×8=483456×(572-565)=3192220×(435-428)=1540755-(352+50)=353287×2+711=1285211+(288-108)=391964-314-413=23723×(379-375)=928/10-1/10=7/10485-227=258217×(236-232)=868388+179×2=746337+523-556=304380+879-839=420394+204=59890+(786-562)=314645-40+745=1350451+956-309=1098433-(424-207)=216825-28-184=613124+276-262=138675-(88+534)=53172+311-394=8952×8=416206-(354-223)=75939-329-318=292556-175=381589-546+385=428131×4+880=1404172-39+283=416969+223=1192376+392+34=8024/8+3/8=7/826+530+447=1003349×2-258=440144×(306-301)=720493-(350+54)=89315-(36-20)=299473+(172-167)=478495-(337-74)=232347-281+383=449347+(73-44)=376308×(602-593)=2772551+202=75353+214=267852×4-352=3056315+(433-274)=474907-(981-388)=314767-53×5=502458-(191-151)=418389-219=170165×5=82576×2+238=39091-78+313=326118+301=419953-(67+255)=631322+70+161=55372+718+737=1527121×4-142=342499+(851-18)=1332931-316-135=480332-221+226=337398+(478-287)=589128+(346-37)=437745-(251+84)=410226+511=737130+99×4=526218×3-391=263300-(203+21)=76314+(498-21)=791521-408-24=89259+222-267=2144/6-1/6=3/6416×(435-432)=124816×6+19=115245+179-177=247133×3+784=1183519×8-872=3280203×4-184=628895-382=513993-324-77=592216-89-63=64149+631=78011×6+70=136233×4=932362+(437-385)=414682×7=4774352-(410-291)=233158+(469-153)=47456-24=32569+973+495=203739+66+746=85156+41+473=570608-(78+39)=491380×8=3040555+684-106=1133768×8=6144435-12×2=411418-21×6=292958-26-858=74692-557=135688-(187+404)=97170+405=575146×(24-19)=730172×5-313=547796+107×4=1224416+597-398=615143×8-490=654705×6-122=4108712×3-572=1564566-75×6=116610-(649-88)=49491-89-178=224874-709=165942-(150-79)=871102×7+695=1409296-(14+274)=8111×5+419=97453+(840-149)=744443-310+28=161455×2-162=748566×2=1132248×(757-754)=7