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三年級數學(上)計算題專項練習附答案集錦225+118-200=201-172+307=141+127+740=509-356-141=146-(299-160)=117+270=324-(932-682)=406+149×4=519-(90+290)=690-(839-403)=331-(138+144)=724-346-77=917×(253-249)=258+(344-167)=426+84=448-407+429=392-130+94=228-(229-200)=557×(24-17)=370-(559-273)=3/5-1/5=204+470-167=719+102×4=984-79-822=32+177+204=559-(154+226)=1/9+2/9=789-714=190+244-104=53+129+85=218+(305-63)=11+659+99=448+(650-400)=95-(289-228)=668+570-859=761+58+131=111×4=888-89=146+225-95=806-(13+520)=255-49+194=455-73×2=105+106+579=89×8=281-21+962=318×3+828=70×9-500=478-464+110=227×(31-23)=439-57-178=57+96×2=662×(776-767)=679+(858-258)=734-268×2=804-(209-125)=497×(243-235)=929-217-372=162×(39-36)=646-327-118=631+761+590=119+346×2=96+394=474-(370+28)=391-(457-209)=563×(99-95)=887-(179+658)=2/7-1/7=168×3-449=575+642=471-38×2=841-664=374-278+164=822×2-235=236-152=62+570+189=427-218+198=102+411+502=644-(606-218)=196+93×5=45+(611-553)=209-104×2=156-120+240=289-208=943-522-32=108×7-110=759×(391-387)=18×(427-421)=900-551=282-149=325-157=346-(431-151)=561+78×5=127+19×7=374+741-440=168+72×3=806-100-491=401-(395-35)=853×(849-844)=377-216+664=164×6-605=410-30×7=142+350=38+24+248=112+307-30=640×6=216+263=415-19×8=217×4=31+424+40=380-(157+216)=740-543=118×(297-293)=218×(959-951)=104×(488-484)=561-(293-47)=442+(287-244)=443-(373-305)=268+342+55=784×2=794+417=513×9=435-260+173=444-154=305-276+281=555-235=48×(124-120)=356+82×4=154×6-840=153+309=531+427-559=443+327=483+(449-66)=312+145+34=269+193=46+65=103×7-148=392-244-17=862×3=550-46×4=78×2=680+287-606=720+479×2=318+44+209=191×(233-230)=263+(224-73)=431+25×9=437-61-202=907-(54+34)=897×(772-763)=252-77-62=4/7+2/7=956-421-22=456-(151+225)=432-(462-418)=175+415+84=408-118-231=480-(209+117)=582×4-851=236-54×3=430-131-121=131+330=116+176=155+122-209=47×5+289=663+300-686=448-251=154×4+796=425-41×9=345×2-665=305×3=481-352=86×8-204=379-45×2=281+453+814=358-(71+239)=569-127+694=201+330×2=40+(429-342)=640×7-546=929+573-414=191×2+764=370-243+67=213×3-556=315-209-32=637-66=451-17×5=368-64×2=138×(53-46)=386-252-47=220×7=5/9+4/9=4/9-3/9=384-106×2=104×(877-872)=349-39+72=19×(464-459)=699-695+853=796-82×5=362×(806-800)=134-18+269=74×7=827×3-119=102×(430-424)=396+(195-27)=44×(74-65)=385×2=153+29=253+240×3=881-(637-364)=122×5-329=630-301-288=87×9-689=129+266=640+255=573×8-308=442-211=229+179-24=515-121+657=295+(527-298)=98+123-30=246-141+34=796+357=748-98-556=654+809+426=86×5+693=148-91=858-(236-49)=477-237-114=596-178×2=406×4-465=89×(498-490)=813-570+690=758-(48+50)=425+448+16=35×6+355=272+116×3=788+486-170=120×7=273-(375-119)=960-(20+630)=44×(96-93)=346×6-463=154×2=312-(32+260)=134+366-468=922×6=897-683-138=599-(270-142)=229-(149+33)=273+193-325=29+297-285=493-273-201=959-108×5=19×5=82×5+50=224+(308-99)=677-334-50=282×3-445=17×(479-474)=410-(266-67)=58-(139-109)=972-780-138=385-32×3=294-96×2=4/7-2/7=441-154+335=346-56×5=683+(948-827)=779-(20+171)=316-19-248=834+(600-386)=235+(465-450)=296-42=135×6-16=404-295=443-(330-233)=313-234+221=88×(808-803)=348+98=499+(485-126)=277+(674-358)=478+111×8=394-(212-120)=806-348-38=485-(49+262)=607×5-132=225+155×2=408+11+83=76+214-243=593+907-449=947-76×7=211+254-254=430-296=642×(723-714)=241+61=419-(397-225)=127+295=218×2+844=200-(102-18)=192+243-296=96+313=769-148-465=250×2+209=296-131=147-39+141=21+986+57=304+(755-144)=809-549+945=980×(934-931)=241-(399-381)=495+120=5/8+2/8=56×5-243=303+887-167=399×4-985=465-(277+77)=184+(406-293)=339×3=134×(183-176)=214×(264-260)=4/6-1/6=648+457-13=168+191=686+125+882=294+(883-11)=264+(820-612)=393-67+143=234-25-78=510×4-602=673-483=885-772=158×9-112=173-(92+43)=388+(554-74)=678-140=220+264=58×4+343=362-252=3/6+2/6=132+842+327=146×(258-253)=420-(450-38)=441-(45+216)=736+97×4=368-(13+254)=911-107×4=202+(766-429)=710×3-455=434-(258-95)=154×3+191=227×7-707=73×9=256+102=7/10+2/10=957-555+612=470+284×2=792+921=389+294=79×7+816=102+228=581-(468-73)=262+(384-271)=649-(490-179)=110×8-597=336-(109+39)=849×9=89×9+19=914-(522-130)=456+358+997=84+191×2=907-(172+495)=88×(264-259)=102×3+211=1/8+4/8=484-240×2=977-(454+46)=76×9=104×6+308=275+78-223=845-(128-26)=377-283+259=454-(184+35)=315-(129+135)=460-(427-163)=216-(231-151)=728×2-928=99+458+889=276-17-164=100×8-566=618-93×6=329×2+183=933+750+219=96+303-42=484-(137+323)=789-142=348×4-296=232+523=77×9+282=142×(81-77)=332-276=867×8=603-(651-608)=465-357-88=488-130-328=645-(784-378)=394-(91+269)=975-247+529=273-47+67=291+189-400=426-335+17=147×6-673=105×5=188+178-90=974+930+671=16+(731-572)=516-228=383-91-98=625+241+128=430+108×2=111×(134-130)=137+214-64=967×4=209×6-526=102×5+728=767+947=719-173-46=959-112+112=183×9-142=357+97-336=456×8-261=49×(310-301)=43+98×2=280×(497-494)=68×(136-132)=622+203+14=478×3=395-208-132=966+146+773=418-395=437+983-110=654+48+225=393+21-75=65-31=883-116×3=366-12×8=483-(188+23)=562-91×6=4/8-3/8=493+122-526=953-(580-288)=31+(489-17)=181+(908-440)=948-(506+288)=352×(768-762)=563-94-369=638-426=301×(32-29)=116+515+34=172+(477-161)=272-(24+157)=138-51×2=102+968-679=21+(494-468)=949-(144-118)=663-556+619=458-426+447=887×3-113=923-29-583=155+(473-330)=929-14×5=909×7-270=260-50+982=82+46=227×2=5/6-1/6=474-(272+97)=2/5+3/5=54+155+398=80+(325-41)=480-(137+62)=71+293=95×(313-309)=220-(618-465)=312×(447-444)=33-21+182=223×3-239=866-428-106=162+497+124=428+(141-43)=666-112×2=279×6-795=532-400=346×7=789-239+302=330×(397-391)=932×9=111×(38-29)=814-(969-400)=262×2=899+654-776=243-36×3=92+(487-128)=439-(251+109)=204-(452-446)=953-(118+256)=445-(192+180)=481-241=248×3=144+694-469=620-(256+342)=318+207×3=127+293=87+175=373-13×5=85×(154-147)=860×7-502=77+189=839-315+315=843-33×2=930-811+167=110×6-588=755-82×4=358+52×4=25+54×6=945-697+177=777-50×4=449×6=761-15-395=369-232=183-128=1/6+4/6=895×(680-677)=872-328+253=133+709+325=5/7-2/7=368-16×5=369-347=444-97×4=201+79=269+146-194=51×9-141=739-322=124×5-342=40+184+763=68+283=736+706+119=81-15+310=615+534=46+76+299=82×4=972+148+358=351-262+405=456×3-224=835×9=293-(29+165)=636-(400+219)=452-160-131=284-35=255-27×4=323-145-28=130-34=530-84=351×(365-357)=345-66+74=310-(230+63)=959-201×3=995-(915-890)=877+392-170=339-83×4=997+738+860=172-157+839=179-88=381-49×2=139×5-124=169+260=481×2-796=792-257+239=551+443=359-(43+23)=407-179=413-83×2=91×8=478-34+390=544-264=525+222=188+319+201=814-446=475-34×3=142+553+825=243-(291-246)=803+481-266=689×4=672-513=4/7-1/7=556+(874-303)=827×2-742=187×8=159+247=10×(326-322)=749-178-247=605-307-107=662-95×4=125-(335-300)=411-(200+21)=61+189+330=303+112=771+(776-566)=384-(165-41)=357-(128-97)=407+(500-199)=399+19-99=63×6=232-157=276×9=115+632=438+(438-319)=463×9-853=85+174+601=137×2+40=218-149=509-395+543=43×6+435=14×(477-472)=161+217=271×2+276=208-163+43=384×(674-666)=111+(383-26)=316-(13+149)=593-96×6=253-(414-313)=987-125×5=68×6=404-39×8=498+(460-217)=45×8+92=112×4-187=304+91-218=421-22-324=494-47×4=152×2=235+343=593+(442-195)=273+329=170-112+371=123+(408-100)=981+986-753=374+917=870-763+540=271×2+93=271+(451-169)=184+(962-484)=926-(438-170)=887+235=491-(255-69)=1/8+2/8=254+400=389-77×5=471-(305+44)=164×(396-391)=403-(213-152)=901-827+960=100+102=194-153+102=248-183+112=980×4=827-(395+316)=457-74×3=722×(782-778)=213×4+854=558+290-763=104×7=373+267-342=322-204-83=179+(312-208)=470+(189-139)=273-18-85=313-16-221=295×2-207=376+63-294=633+580-714=149+(785-324)=660-(112+145)=104×4+52=7/10-3/10=271×(335-327)=505×4=12+(267-142)=226×4=977+684-122=30×5=987+252+915=87+122=741-(375+54)=516+860+294=363-(100+242)=248+(77-72)=457-(11+57)=311+(385-313)=123-(387-316)=350+624+56=591×6=652-306×2=513+(402-131)=263+503+65=225+749=115+264+439=933-(460+436)=812-(328+18)=158×(37-32)=599+23+661=86+151×4=494-13-325=311+10×2=780×(464-457)=218×4+465=712+498×2=286-261+768=777×6=767-229-488=98×7+256=242+(277-115)=423-104-161=493+(726-261)=84×4-299=683×(473-467)=151×(388-383)=118+271+928=934+(726-456)=966-179-31=495-303=547×(776-770)=254-(274-130)=662×5-16=457+33-122=4/9-1/9=787+191+12=165+135+480=283-91-68=314+254-509=713-412=935-509=3/10+4/10=624-87×2=474-70×2=888-(272+106)=138-(250-236)=945-127×4=178+(481-458)=105×8=91×3=107×4=552-37-15=172×2=894-(299+175)=422×9-175=40+630-663=377-140=343+146-375=900-149-288=895-(241+571)=480-406+254=106+694+327=594+823-634=123×2-141=306-95+681=226-23×2=975+311=471×5-729=860-552-190=452+(456-192)=982-222=121×8-552=837+216-501=455-(178+137)=102+338+399=574-124×4=44+(327-109)=117+344×2=480+699-417=348-43×2=959-583+81=719-87=145×4+644=281+(888-629)=684+198+275=467-(201-144)=356-268-45=967+(856-352)=120×(326-318)=265-19-135=303+117=11+433-37=2/4-1/4=998×6=2/8+4/8=441-390+41=501+142=570-232=689+200+44=483-136-213=245+64=725-94-388=322+135=29×2=199×3=180-45+59=506+527=19+162×5=472-434=942-(589+134)=173-11×3=585×3=59-(133-74)=456+28+612=456-(162+288)=920×(799-791)=975-602+807=265×2-523=202×(758-751)=27+455-164=362×8=64+286=381-74×4=183+194+438=368+(938-315)=32×5=332×3=451+212-354=235-39-105=835-(931-311)=160-32-81=937-(148+37)=448+21-21=406-(120+111)=20×6+707=386-254=125+24+580=400-(204-65)=283×3-650=40×2=63+944-774=88×4=794-(565-208)=998-636=787-(843-268)=808-38=895-(160+641)=457-50×8=400-165-91=672+68×4=564+60+171=99+389-456=313-279=24×5+435=418×2-826=365-(396-114)=273-249=648-(636-592)=55×4=282+(230-179)=696-415=257×3-417=418-19×5=參考答案225+118-200=143201-172+307=336141+127+740=1008509-356-141=12146-(299-160)=7117+270=387324-(932-682)=74406+149×4=1002519-(90+290)=139690-(839-403)=254331-(138+144)=49724-346-77=301917×(253-249)=3668258+(344-167)=435426+84=510448-407+429=470392-130+94=356228-(229-200)=199557×(24-17)=3899370-(559-273)=843/5-1/5=2/5204+470-167=507719+102×4=1127984-79-822=8332+177+204=413559-(154+226)=1791/9+2/9=3/9789-714=75190+244-104=33053+129+85=267218+(305-63)=46011+659+99=769448+(650-400)=69895-(289-228)=34668+570-859=379761+58+131=950111×4=444888-89=799146+225-95=276806-(13+520)=273255-49+194=400455-73×2=309105+106+579=79089×8=712281-21+962=1222318×3+828=178270×9-500=130478-464+110=124227×(31-23)=1816439-57-178=20457+96×2=249662×(776-767)=5958679+(858-258)=1279734-268×2=198804-(209-125)=720497×(243-235)=3976929-217-372=340162×(39-36)=486646-327-118=201631+761+590=1982119+346×2=81196+394=490474-(370+28)=76391-(457-209)=143563×(99-95)=2252887-(179+658)=502/7-1/7=1/7168×3-449=55575+642=1217471-38×2=395841-664=177374-278+164=260822×2-235=1409236-152=8462+570+189=821427-218+198=407102+411+502=1015644-(606-218)=256196+93×5=66145+(611-553)=103209-104×2=1156-120+240=276289-208=81943-522-32=389108×7-110=646759×(391-387)=303618×(427-421)=108900-551=349282-149=133325-157=168346-(431-151)=66561+78×5=951127+19×7=260374+741-440=675168+72×3=384806-100-491=215401-(395-35)=41853×(849-844)=4265377-216+664=825164×6-605=379410-30×7=200142+350=49238+24+248=310112+307-30=389640×6=3840216+263=479415-19×8=263217×4=86831+424+40=495380-(157+216)=7740-543=197118×(297-293)=472218×(959-951)=1744104×(488-484)=416561-(293-47)=315442+(287-244)=485443-(373-305)=375268+342+55=665784×2=1568794+417=1211513×9=4617435-260+173=348444-154=290305-276+281=310555-235=32048×(124-120)=192356+82×4=684154×6-840=84153+309=462531+427-559=399443+327=770483+(449-66)=866312+145+34=491269+193=46246+65=111103×7-148=573392-244-17=131862×3=2586550-46×4=36678×2=156680+287-606=361720+479×2=1678318+44+209=571191×(233-230)=573263+(224-73)=414431+25×9=656437-61-202=174907-(54+34)=819897×(772-763)=8073252-77-62=1134/7+2/7=6/7956-421-22=513456-(151+225)=80432-(462-418)=388175+415+84=674408-118-231=59480-(209+117)=154582×4-851=1477236-54×3=74430-131-121=178131+330=461116+176=292155+122-209=6847×5+289=524663+300-686=277448-251=197154×4+796=1412425-41×9=56345×2-665=25305×3=915481-352=12986×8-204=484379-45×2=289281+453+814=1548358-(71+239)=48569-127+694=1136201+330×2=86140+(429-342)=127640×7-546=3934929+573-414=1088191×2+764=1146370-243+67=194213×3-556=83315-209-32=74637-66=571451-17×5=366368-64×2=240138×(53-46)=966386-252-47=87220×7=15405/9+4/9=14/9-3/9=1/9384-106×2=172104×(877-872)=520349-39+72=38219×(464-459)=95699-695+853=857796-82×5=386362×(806-800)=2172134-18+269=38574×7=518827×3-119=2362102×(430-424)=612396+(195-27)=56444×(74-65)=396385×2=770153+29=182253+240×3=973881-(637-364)=608122×5-329=281630-301-288=4187×9-689=94129+266=395640+255=895573×8-308=4276442-211=231229+179-24=384515-121+657=1051295+(527-298)=52498+123-30=191246-141+34=139796+357=1153748-98-556=94654+809+426=188986×5+693=1123148-91=57858-(236-49)=671477-237-114=126596-178×2=240406×4-465=115989×(498-490)=712813-570+690=933758-(48+50)=660425+448+16=88935×6+355=565272+116×3=620788+486-170=1104120×7=840273-(375-119)=17960-(20+630)=31044×(96-93)=132346×6-463=1613154×2=308312-(32+260)=20134+366-468=32922×6=5532897-683-138=76599-(270-142)=471229-(149+33)=47273+193-325=14129+297-285=41493-273-201=19959-108×5=41919×5=9582×5+50=460224+(308-99)=433677-334-50=293282×3-445=40117×(479-474)=85410-(266-67)=21158-(139-109)=28972-780-138=54385-32×3=289294-96×2=1024/7-2/7=2/7441-154+335=622346-56×5=66683+(948-827)=804779-(20+171)=588316-19-248=49834+(600-386)=1048235+(465-450)=250296-42=254135×6-16=794404-295=109443-(330-233)=346313-234+221=30088×(808-803)=440348+98=446499+(485-126)=858277+(674-358)=593478+111×8=1366394-(212-120)=302806-348-38=420485-(49+262)=174607×5-132=2903225+155×2=535408+11+83=50276+214-243=47593+907-449=1051947-76×7=415211+254-254=211430-296=134642×(723-714)=5778241+61=302419-(397-225)=247127+295=422218×2+844=1280200-(102-18)=116192+243-296=13996+313=409769-148-465=156250×2+209=709296-131=165147-39+141=24921+986+57=1064304+(755-144)=915809-549+945=1205980×(934-931)=2940241-(399-381)=223495+120=6155/8+2/8=7/856×5-243=37303+887-167=1023399×4-985=611465-(277+77)=111184+(406-293)=297339×3=1017134×(183-176)=938214×(264-260)=8564/6-1/6=3/6648+457-13=1092168+191=359686+125+882=1693294+(883-11)=1166264+(820-612)=472393-67+143=469234-25-78=131510×4-602=1438673-483=190885-772=113158×9-112=1310173-(92+43)=38388+(554-74)=868678-140=538220+264=48458×4+343=575362-252=1103/6+2/6=5/6132+842+327=1301146×(258-253)=730420-(450-38)=8441-(45+216)=180736+97×4=1124368-(13+254)=101911-107×4=483202+(766-429)=539710×3-455=1675434-(258-95)=271154×3+191=653227×7-707=88273×9=657256+102=3587/10+2/10=9/10957-555+612=1014470+284×2=1038792+921=1713389+294=68379×7+816=1369102+228=330581-(468-73)=186262+(384-271)=375649-(490-179)=338110×8-597=283336-(109+39)=188849×9=764189×9+19=820914-(522-130)=522456+358+997=181184+191×2=466907-(172+495)=24088×(264-259)=440102×3+211=5171/8+4/8=5/8484-240×2=4977-(454+46)=47776×9=684104×6+308=932275+78-223=130845-(128-26)=743377-283+259=353454-(184+35)=235315-(129+135)=51460-(427-163)=196216-(231-151)=136728×2-928=52899+458+889=1446276-17-164=95100×8-566=234618-93×6=60329×2+183=841933+750+219=190296+303-42=357484-(137+323)=24789-142=647348×4-296=1096232+523=75577×9+282=975142×(81-77)=568332-276=56867×8=6936603-(651-608)=560465-357-88=20488-130-328=30645-(784-378)=239394-(91+269)=34975-247+529=1257273-47+67=293291+189-400=80426-335+17=108147×6-673=209105×5=525188+178-90=276974+930+671=257516+(731-572)=175516-228=288383-91-98=194625+241+128=994430+108×2=646111×(134-130)=444137+214-64=287967×4=3868209×6-526=728102×5+728=1238767+947=1714719-173-46=500959-112+112=959183×9-142=1505357+97-336=118456×8-261=338749×(310-301)=44143+98×2=239280×(497-494)=84068×(136-132)=272622+203+14=839478×3=1434395-208-132=55966+146+773=1885418-395=23437+983-110=1310654+48+225=927393+21-75=33965-31=34883-116×3=535366-12×8=270483-(188+23)=272562-91×6=164/8-3/8=1/8493+122-526=89953-(580-288)=66131+(489-17)=503181+(908-440)=649948-(506+288)=154352×(768-762)=2112563-94-369=100638-426=212301×(32-29)=903116+515+34=665172+(477-161)=488272-(24+157)=91138-51×2=36102+968-679=39121+(494-468)=47949-(144-118)=923663-556+619=726458-426+447=479887×3-113=2548923-29-583=311155+(473-330)=298929-14×5=859909×7-270=6093260-50+982=119282+46=128227×2=4545/6-1/6=4/6474-(272+97)=1052/5+3/5=154+155+398=60780+(325-41)=364480-(137+62)=28171+293=36495×(313-309)=380220-(618-465)=67312×(447-444)=93633-21+182=194223×3-239=430866-428-106=332162+497+124=783428+(141-43)=526666-112×2=442279×6-795=879532-400=132346×7=2422789-239+302=852330×(397-391)=1980932×9=8388111×(38-29)=999814-(969-400)=245262×2=524899+654-776=777243-36×3=13592+(487-128)=451439-(251+109)=79204-(452-446)=198953-(118+256)=579445-(192+180)=73481-241=240248×3=744144+694-469=369620-(256+342)=22318+207×3=939127+293=42087+175=262373-13×5=30885×(154-147)=595860×7-502=551877+189=266839-315+315=839843-33×2=777930-811+167=286110×6-588=72755-82×4=427358+52×4=56625+54×6=349945-697+177=425777-50×4=577449×6=2694761-15-395=351369-232=137183-128=551/6+4/6=5/6895×(680-677)=2685872-328+253=797133+709+325=11675/7-2/7=3/7368-16×5=288369-347=22444-97×4=56201+79=280269+146-194=22151×9-141=318739-322=417124×5-342=27840+184+763=98768+283=351736+706+119=156181-15+310=376615+534=114946+76+299=42182×4=328972+148+358=1478351-262+405=494456×3-224=1144835×9=7515293-(29+165)=99636-(400+219)=17452-160-131=161284-35=249255-27×4=147323-145-28=150130-34=96530-84=446351×(365-357)=2808345-66+74=353310-(230+63)=17959-201×3=356995-(915-890)=970877+392-170=1099339-83×4=7997+738+860=2595172-157+839=854179-88=91381-49×2=283139×5-124=571169+260=429481×2-796=166792-257+239=774551+443=994359-(43+23)=293407-179=228413-83×2=24791×8=728478-34+390=834544-264=280525+222=747188+319+201=708814-446=368475-34×3=373142+553+825=1520243-(291-246)=198803+481-266=1018689×4=2756672-513=1594/7-1/7=3/7556+(874-303)=1127827×2-742=912187×8=1496159+247=40610×(326-322)=40749-178-247=324605-307-107=191662-95×4=282125-(335-300)=90411-(200+21)=19061+189+330=580303+112=415771+(776-566)=981384-(165-41)=260357-(128-97)=326407+(500-199)=708399+19-99=31963×6=378232-157=75276×9=2484115+632=747438+(438-319)=557463×9-853=331485+174+601=860137×2+40=314218-149=69509-395+543=65743×6+435=69314×(477-472)=70161+217=378271×2+276=818208-163+43=88384×(674-666)=3072111+(383-26)=468316-(13+149)=154593-96×6=17253-(414-313)=152987-125×5=36268×6=408404-39×8=92498+(460-217)=74145×8+92=452112×4-187=261304+91-218=177421-22-324=75494-47×4=306152×2=304235+343=578593+(442-195)=840273+329=602170-112+371=429123+(408-100)=431981+986-753=1214374+917=1291870-763+540=647271×2+93=635271+(451-169)=553184+(962-484)=662926-(438-170)=658887+235=1122491-(255-69)=3051/8+2/8=3/8254+400=654389-77×5=4471-(305+44)=122164×(396-391)=820403-(213-152)=342901-827+960=1034100+102=202194-153+102=143248-183+112=177980×4=3920827-(395+316)=116457-74×3=235722×(782-778)=2888213×4+854=1706558+290-763=85104×7=728373+267-342=298322-204-83=35179+(312-208)=283470+(189-139)=520273-18-85=170313-16-221=76295×2-207=383376+63-294=145633+580-714=499149+(785-324)=610660-(112+145)=403104×4+52=4687/10-3/10=4/10271×(335-327)=2168505×4=202012+(267-142)=137226×4=904977+684-122=153930×5=150987+252+915=215487+122=209741-(375+54)=312516+860+294=1670363-(100+242)=21248+(77-72)=253457-(11+57)=389311+(385-313)=383123-(387-316)=52350+624+56=1030591×6=3546652-306×2=40513+(402-131)=784263+503+65=831225+749=974115+264+439=818933-(460+436)=37

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