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544+124-78=493×5-89=916+(895-354)=472×2=218-67×2=5/10-4/10=536+59×6=160×3=315+(430-265)=464-(818-709)=437-66=774-433+825=973+81×8=153×(300-297)=367+(910-37)=48×(272-264)=924+255+371=314+298×3=580-69+83=42×2-81=4/7+2/7=7/9+2/9=674-(235+328)=155+(132-112)=669+84×6=643×(418-410)=211×2+279=804×5=962+902=173×3-385=335-(382-194)=5/8-1/8=518×5=216+857+549=875-321×2=448×2-410=460-(269+104)=450-(217+227)=98+201=867-(698+169)=164-30+147=460-357=146+202=944-(534-73)=3/8-1/8=38+(717-654)=254×(51-48)=844-499=939+(938-721)=223-(295-117)=13+69=14×6+175=712-622=220+827+15=249+124×2=170-139+77=454-29×3=347+(862-469)=291×2+61=984-(173+662)=222+129=91×(233-228)=372-14=997-(834-342)=384-(449-94)=26×6+249=168+(120-90)=307+305=454-208=766+(550-482)=41+369+462=122×(310-302)=754-110×5=19×2+374=75+402-257=658×6=581-392-125=34×5+485=86×(187-183)=315+61=134×6+688=252+650-109=495-189+169=213-(33+169)=343-(116+33)=232+43=428-270-138=399-67=66×7-280=230+274×2=482-117-127=260+(333-303)=400-(59-14)=61+330+581=468-(141+219)=3/5-2/5=2/9+7/9=435-89×4=841-21×2=714-(344+177)=54+71=233×3-635=795-141+362=280-(393-164)=496-(101+245)=820-294=432+(634-506)=725+266×3=938-129×2=437-121=584+116=770×9-454=603-263+790=152×6=531-(60+288)=145×(379-376)=1/4+2/4=677×(781-778)=111×(150-141)=2/4-1/4=381×2+343=61+(196-75)=216×6=100×7-613=356-126×2=477-145×3=748-237=173+218×4=809×(663-657)=402-(355-312)=297-(434-371)=216+(411-155)=423-187-104=769×(702-696)=87+161+115=395-211-84=356×8=442×2-58=938-407-271=1/9+6/9=760+764+784=901-(204+556)=350+33-344=485-35×6=490-13=921-(661+25)=63+278+572=482-(395+45)=417-262+458=232-77+51=296-37-169=484-18×8=59+(432-194)=1/7+2/7=174-(78+51)=982-(209-103)=206-13×8=116×5-424=377-(43+230)=955-921-14=296×3-347=761+511-684=728-(580-58)=173×9=239×(363-360)=471-147×2=37+(830-186)=311×2+50=831×5=144-14+249=418+416=100-(250-249)=407-262=456-(194+56)=500-125-277=284+(385-99)=202+235=816+818+225=1/5+4/5=391+29-349=65×3+330=99-(231-135)=833×4=411-246-132=332+163-35=198×(136-133)=405×2-776=53+(613-307)=889-496-228=362×(431-423)=157×5+468=85×9-35=292-(488-354)=483×(462-456)=253+(397-233)=11+95+552=257-137-28=25×8=904-(99+431)=559-81+975=260-155=247-238+254=453-226-80=107×5-353=652×8-674=74×9-486=119-85=472-(336+61)=170×(245-241)=967+(989-106)=221+(447-331)=914+937-943=225-21+194=195-(467-361)=130×8=310-209-40=895+186=302+162-40=603×7-143=596-14×5=565-(218+219)=48×(295-289)=685-510+742=756-(377+368)=573-330+66=453+370-337=72×(396-393)=787×(31-28)=67×3+410=728×4-776=922-563-245=795-454+367=987×(605-602)=69+367-365=728+925-436=270+(277-239)=87×8-387=539×5=124×8+101=149-(73+56)=599-146+951=117+182×2=828-32-325=2/6+3/6=334×8=966-235+834=259-114-67=741-80×9=177+298-273=363-15=76+825-789=147-19×6=362-(496-457)=182-24-15=332+46×7=694-359=75+166+331=206-113+314=476-(188-170)=189×(282-279)=224+(350-305)=798-155-161=55×9=84+333-268=351+212+204=101+206=254-(90+16)=136×3-113=555+812+951=607+347=239×3=828-632-32=78+107+85=649×(617-612)=581-(324+247)=459-(231+167)=126×9-601=215×(816-807)=710-49×5=955+48+890=409-24×7=485-62×5=359-13×8=21+115×2=114×(525-522)=738-45×7=17+855+277=428-343+204=910+(802-74)=129+570+143=245×2=61×(406-403)=329×3-575=294×3=231×3-474=145+217=426+445-43=829+501-690=962-129-617=247-167+139=974+(988-745)=787-761+630=151-41-36=451-(459-453)=138-(318-233)=416-172=150-(470-378)=929+956-330=698-314+307=657-246-392=846-538-41=388+455+290=10+216+105=955+429-783=485-(447-247)=272-(860-829)=922×2=554+(958-163)=525+237=126×6-531=320+204=184+835-164=217+226=500-204+74=857+(243-48)=372+(23-16)=23×7+159=419-273+994=701-390+812=917-445×2=156+992-623=843-318+554=478-165-280=96×9+12=124×(102-98)=29×(82-77)=20×6-16=270×3=747-47×4=3/6+2/6=249+830+746=521×7-133=457×9-102=113-49=3/5-1/5=322-(386-268)=875-595-195=196+91-260=177+17+37=395-324+198=473-296+75=498+(329-212)=388-(48+51)=944×5=404-88-17=167×2=145+40-15=179-80+80=541-108×4=93+59+385=368-46-276=455-244=68+394-157=738-371=176×3+243=475+(47-29)=255+205-367=54×4=336-21×7=135×3=512+647-64=479+540=199-37=452-(313-118)=114+(340-104)=548-104=637-15=451-(142+37)=389-(451-134)=50×3=851×(587-579)=155-(192-37)=441-278=951+933=963-119×6=277+672-614=138-80=232+350+756=474+(783-412)=318-245+185=86×2+279=250-168+53=248×9=150×(345-342)=61+311=391-(456-201)=466-(135+141)=72+409=500-(687-464)=746-212-355=369+974+93=475-191-57=694-13-129=459+(990-790)=278-162-73=474-44×8=39×(296-290)=473-303+43=11+381-322=117+206=803×8=786×(82-73)=263-29×9=184×4-353=923×(468-460)=227+126-68=560+136+499=77-19-44=804×6=647+83+371=386-(179+195)=18+59+860=341-42-228=532-264-262=356+201+388=420+246=874-184=124×6-373=302-(103+76)=486-(279+132)=699-(234+405)=690-58×2=448-38×5=755-358-266=491-481=282-54-101=766+432=384×3-478=525-110=740+352-483=96×7-554=478+(492-455)=439×6=50×9+240=58-43=321-(51+216)=67+111+171=224-46×3=433-(235-128)=346+110=31×7+818=335-15×7=237-205+83=174×5-429=409-316=475+182+262=405-321+36=272+218-63=333+177+341=895-25-242=124+775+32=2/7+4/7=79×2=947-82×4=267+(638-343)=74×4-209=147-(353-235)=417+162+244=86×(137-128)=5/7-1/7=233-157=357-208=260+212-61=164+299=131×4-512=773+(564-517)=490+684-284=224+168-151=304-(249+26)=814+434+439=55×7=483-(407-108)=126×6=896-(505+226)=120×(106-101)=266+751-939=500-47×7=304×2-85=80×(226-220)=533×(578-572)=203+77=12×6=376+(451-226)=51+21=371+626=283+148=661-(533-12)=712×7=274×3-559=261×2-499=432-(848-444)=981-171+148=759-332×2=487-(143+290)=925-874+433=322-(414-376)=850-303=267×2=367-60-106=329-130=438-(434-355)=435-58×7=467+123×3=279×8-565=428-176+191=199×5-365=616-176×2=378+492=144×6-375=663+583-545=910-149×5=164+626=64+211-219=602-(431+72)=494×2-637=777+30+694=985-931+373=242-38×2=831-126=987-71×4=270+64-190=371×(238-232)=593-56+51=132+20×3=378×(102-94)=101×4+886=674+150-765=885+(723-715)=262-105-97=482+259+769=243+172+149=371-(311+60)=280+219=272-(403-193)=435-19×2=388×(414-411)=276-220=379+108×2=49×(25-20)=380-76×4=342+59-396=657×8-596=286-(451-344)=209-28-63=906-(878-404)=392+(255-227)=233×3+947=187+217-135=496-113=778-(547+226)=201+564=369-(15+185)=174×(270-266)=71×9-635=481-197+41=344-198-140=472-(379+16)=144-74+303=883+434+572=4/5-1/5=787×(590-587)=213×4=333+677+556=274-114×2=454-(162+210)=278+143=896×3-61=419-377=2/5-1/5=426-(208+17)=798-574=442-214×2=277+(317-288)=845-(15+125)=307-136=311×2=667×4=121-48×2=16+30=339+(461-316)=464-234+86=96+64×8=407+30×3=823-630=253-145=249×2+150=59×7=307-114×2=100+(695-346)=420+183=227×(271-266)=95-52+682=466-(476-280)=88×(318-312)=937-568-259=265×2+426=835-208+598=875×(74-65)=892-(553-24)=430-19=266+101=149×(248-244)=355-29×5=293×2=472-(218+15)=652+66×6=377-(317-209)=77+(283-52)=250×(344-341)=732-273+112=50×9-335=614+596+612=88×8=169+498+29=893-255+98=844-183×4=37+293+174=686-52-130=612+678-98=343+643=582-(339-260)=864-(637-581)=6/10-1/10=223×(161-158)=422-(58+203)=226×2=163+247+292=351+(446-56)=85×4+839=844-509-247=213-70=236-(92+86)=294-158-126=265+101+853=225+387+278=215×4=717×9-477=72×(281-277)=857-(85+707)=437-347+154=84×4=221×(240-236)=649×4-255=888+683-183=384-273-17=883-(445-79)=429-(418-414)=141+141-103=43+214×3=630+236×4=41×5=180+171=323+63+164=386+25×6=932-896+829=870×4-944=871+845+52=598-211=577-344+290=293-(190+60)=55×2+333=35+48×7=823+764+392=690-50×6=838+120×8=352+(477-437)=2/3-1/3=466-127-168=568×9-868=785+(767-59)=123+243-363=354-30×8=795+653-618=311-50+22=58+73=462-285=904+633-228=528-17×8=108×(692-685)=590-(189+389)=261×9-14=409-(496-477)=45+217×2=332-230+271=338×8=899-(789-373)=917-177-490=25×(280-277)=302+(344-192)=489-(56+96)=363-346+447=141+57×9=431+565+263=1/6+4/6=939-(38+428)=467-33×7=88+380-289=862×6=2/8-1/8=335×6=174+208=519+127=689-(212+409)=73×9=110×9-410=815+205=73-10+185=494-246×2=962-381-446=270+143-367=494×2-102=359-55=62-(948-918)=175+228+57=694-(289+293)=354+(146-98)=61+179+722=702×9=211-(48+154)=308+982-97=878+796-477=210×(993-985)=269×3-275=410+(380-123)=20+390-113=836+35+53=369-13+14=772-(212+485)=264×3+971=567×(684-679)=444-(124-12)=169×(698-694)=488+(996-224)=783×5-84=843+715=109+188+668=225+292+442=218+565+60=279+(831-716)=968+287×2=999-650-166=504-(288-17)=11+(375-244)=55+(377-279)=402×2=198+248-106=681-(403-278)=605-595=410-290-99=299×2+868=739+(832-717)=297+103=119×6=156×(229-226)=856-220-170=954-(749-404)=94-58=777-(22+725)=748+645+641=439+(422-23)=230+158×3=320×5-604=261×9-127=350-37×3=112×9-186=137+66=487+218+179=439+283-554=504-320+398=408-128=101+35=77+844-509=163-(236-132)=82+55=266×3=144×(218-215)=744+251+575=32+154=884-(264-76)=232+366=348-62=1/5+2/5=957-(133+52)=438-208=877+696=152×4=719-(455-106)=393-10×2=896-141-444=290-118-172=809×4-744=622×3-957=260+670=943-163×2=995-595=550-544+345=412+78=269-160+73=482-(621-410)=308+28-176=475-112=42×2+481=354-(348-158)=232×2=291+(852-110)=41×3=737-402=227+392=799+768-33=76+373=130×(718-715)=268+245×2=145-19=350+205×3=322-38=577-112=18+(421-322)=137×(424-417)=687-176+561=462×2=933-(421+482)=225+149×4=806-421-253=128+99×5=557+(960-466)=427-297-38=481×2+670=733+(935-595)=815-13-222=271+936+320=937×9=293-84=419+(743-83)=455-(266-232)=294-139+160=112×2=144+253-91=326+386+548=799-156×2=508-58×4=113×7+534=169+309=471-56-196=380-30×6=311+86=46-18×2=193+(996-375)=182+249-205=20+405-265=351-36-21=936-227=118×8-912=480-(401-147)=443-(178+116)=參考答案544+124-78=590493×5-89=2376916+(895-354)=1457472×2=944218-67×2=845/10-4/10=1/10536+59×6=890160×3=480315+(430-265)=480464-(818-709)=355437-66=371774-433+825=1166973+81×8=1621153×(300-297)=459367+(910-37)=124048×(272-264)=384924+255+371=1550314+298×3=1208580-69+83=59442×2-81=34/7+2/7=6/77/9+2/9=1674-(235+328)=111155+(132-112)=175669+84×6=1173643×(418-410)=5144211×2+279=701804×5=4020962+902=1864173×3-385=134335-(382-194)=1475/8-1/8=4/8518×5=2590216+857+549=1622875-321×2=233448×2-410=486460-(269+104)=87450-(217+227)=698+201=299867-(698+169)=0164-30+147=281460-357=103146+202=348944-(534-73)=4833/8-1/8=2/838+(717-654)=101254×(51-48)=762844-499=345939+(938-721)=1156223-(295-117)=4513+69=8214×6+175=259712-622=90220+827+15=1062249+124×2=497170-139+77=108454-29×3=367347+(862-469)=740291×2+61=643984-(173+662)=149222+129=35191×(233-228)=455372-14=358997-(834-342)=505384-(449-94)=2926×6+249=405168+(120-90)=198307+305=612454-208=246766+(550-482)=83441+369+462=872122×(310-302)=976754-110×5=20419×2+374=41275+402-257=220658×6=3948581-392-125=6434×5+485=65586×(187-183)=344315+61=376134×6+688=1492252+650-109=793495-189+169=475213-(33+169)=11343-(116+33)=194232+43=275428-270-138=20399-67=33266×7-280=182230+274×2=778482-117-127=238260+(333-303)=290400-(59-14)=35561+330+581=972468-(141+219)=1083/5-2/5=1/52/9+7/9=1435-89×4=79841-21×2=799714-(344+177)=19354+71=125233×3-635=64795-141+362=1016280-(393-164)=51496-(101+245)=150820-294=526432+(634-506)=560725+266×3=1523938-129×2=680437-121=316584+116=700770×9-454=6476603-263+790=1130152×6=912531-(60+288)=183145×(379-376)=4351/4+2/4=3/4677×(781-778)=2031111×(150-141)=9992/4-1/4=1/4381×2+343=110561+(196-75)=182216×6=1296100×7-613=87356-126×2=104477-145×3=42748-237=511173+218×4=1045809×(663-657)=4854402-(355-312)=359297-(434-371)=234216+(411-155)=472423-187-104=132769×(702-696)=461487+161+115=363395-211-84=100356×8=2848442×2-58=826938-407-271=2601/9+6/9=7/9760+764+784=2308901-(204+556)=141350+33-344=39485-35×6=275490-13=477921-(661+25)=23563+278+572=913482-(395+45)=42417-262+458=613232-77+51=206296-37-169=90484-18×8=34059+(432-194)=2971/7+2/7=3/7174-(78+51)=45982-(209-103)=876206-13×8=102116×5-424=156377-(43+230)=104955-921-14=20296×3-347=541761+511-684=588728-(580-58)=206173×9=1557239×(363-360)=717471-147×2=17737+(830-186)=681311×2+50=672831×5=4155144-14+249=379418+416=834100-(250-249)=99407-262=145456-(194+56)=206500-125-277=98284+(385-99)=570202+235=437816+818+225=18591/5+4/5=1391+29-349=7165×3+330=52599-(231-135)=3833×4=3332411-246-132=33332+163-35=460198×(136-133)=594405×2-776=3453+(613-307)=359889-496-228=165362×(431-423)=2896157×5+468=125385×9-35=730292-(488-354)=158483×(462-456)=2898253+(397-233)=41711+95+552=658257-137-28=9225×8=200904-(99+431)=374559-81+975=1453260-155=105247-238+254=263453-226-80=147107×5-353=182652×8-674=454274×9-486=180119-85=34472-(336+61)=75170×(245-241)=680967+(989-106)=1850221+(447-331)=337914+937-943=908225-21+194=398195-(467-361)=89130×8=1040310-209-40=61895+186=1081302+162-40=424603×7-143=4078596-14×5=526565-(218+219)=12848×(295-289)=288685-510+742=917756-(377+368)=11573-330+66=309453+370-337=48672×(396-393)=216787×(31-28)=236167×3+410=611728×4-776=2136922-563-245=114795-454+367=708987×(605-602)=296169+367-365=71728+925-436=1217270+(277-239)=30887×8-387=309539×5=2695124×8+101=1093149-(73+56)=20599-146+951=1404117+182×2=481828-32-325=4712/6+3/6=5/6334×8=2672966-235+834=1565259-114-67=78741-80×9=21177+298-273=202363-15=34876+825-789=112147-19×6=33362-(496-457)=323182-24-15=143332+46×7=654694-359=33575+166+331=572206-113+314=407476-(188-170)=458189×(282-279)=567224+(350-305)=269798-155-161=48255×9=49584+333-268=149351+212+204=767101+206=307254-(90+16)=148136×3-113=295555+812+951=2318607+347=954239×3=717828-632-32=16478+107+85=270649×(617-612)=3245581-(324+247)=10459-(231+167)=61126×9-601=533215×(816-807)=1935710-49×5=465955+48+890=1893409-24×7=241485-62×5=175359-13×8=25521+115×2=251114×(525-522)=342738-45×7=42317+855+277=1149428-343+204=289910+(802-74)=1638129+570+143=842245×2=49061×(406-403)=183329×3-575=412294×3=882231×3-474=219145+217=362426+445-43=828829+501-690=640962-129-617=216247-167+139=219974+(988-745)=1217787-761+630=656151-41-36=74451-(459-453)=445138-(318-233)=53416-172=244150-(470-378)=58929+956-330=1555698-314+307=691657-246-392=19846-538-41=267388+455+290=113310+216+105=331955+429-783=601485-(447-247)=285272-(860-829)=241922×2=1844554+(958-163)=1349525+237=762126×6-531=225320+204=524184+835-164=855217+226=443500-204+74=370857+(243-48)=1052372+(23-16)=37923×7+159=320419-273+994=1140701-390+812=1123917-445×2=27156+992-623=525843-318+554=1079478-165-280=3396×9+12=876124×(102-98)=49629×(82-77)=14520×6-16=104270×3=810747-47×4=5593/6+2/6=5/6249+830+746=1825521×7-133=3514457×9-102=4011113-49=643/5-1/5=2/5322-(386-268)=204875-595-195=85196+91-260=27177+17+37=231395-324+198=269473-296+75=252498+(329-212)=615388-(48+51)=289944×5=4720404-88-17=299167×2=334145+40-15=170179-80+80=179541-108×4=10993+59+385=537368-46-276=46455-244=21168+394-157=305738-371=367176×3+243=771475+(47-29)=493255+205-367=9354×4=216336-21×7=189135×3=405512+647-64=1095479+540=1019199-37=162452-(313-118)=257114+(340-104)=350548-104=444637-15=622451-(142+37)=272389-(451-134)=7250×3=150851×(587-579)=6808155-(192-37)=0441-278=163951+933=1884963-119×6=249277+672-614=335138-80=58232+350+756=1338474+(783-412)=845318-245+185=25886×2+279=451250-168+53=135248×9=2232150×(345-342)=45061+311=372391-(456-201)=136466-(135+141)=19072+409=481500-(687-464)=277746-212-355=179369+974+93=1436475-191-57=227694-13-129=552459+(990-790)=659278-162-73=43474-44×8=12239×(296-290)=234473-303+43=21311+381-322=70117+206=323803×8=6424786×(82-73)=7074263-29×9=2184×4-353=383923×(468-460)=7384227+126-68=285560+136+499=119577-19-44=14804×6=4824647+83+371=1101386-(179+195)=1218+59+860=937341-42-228=71532-264-262=6356+201+388=945420+246=666874-184=690124×6-373=371302-(103+76)=123486-(279+132)=75699-(234+405)=60690-58×2=574448-38×5=258755-358-266=131491-481=10282-54-101=127766+432=1198384×3-478=674525-110=415740+352-483=60996×7-554=118478+(492-455)=515439×6=263450×9+240=69058-43=15321-(51+216)=5467+111+171=349224-46×3=86433-(235-128)=326346+110=45631×7+818=1035335-15×7=230237-205+83=115174×5-429=441409-316=93475+182+262=919405-321+36=120272+218-63=427333+177+341=851895-25-242=628124+775+32=9312/7+4/7=6/779×2=158947-82×4=619267+(638-343)=56274×4-209=87147-(353-235)=29417+162+244=82386×(137-128)=7745/7-1/7=4/7233-157=76357-208=149260+212-61=411164+299=463131×4-512=12773+(564-517)=820490+684-284=890224+168-151=241304-(249+26)=29814+434+439=168755×7=385483-(407-108)=184126×6=756896-(505+226)=165120×(106-101)=600266+751-939=78500-47×7=171304×2-85=52380×(226-220)=480533×(578-572)=3198203+77=28012×6=72376+(451-226)=60151+21=72371+626=997283+148=431661-(533-12)=140712×7=4984274×3-559=263261×2-499=23432-(848-444)=28981-171+148=958759-332×2=95487-(143+290)=54925-874+433=484322-(414-376)=284850-303=547267×2=534367-60-106=201329-130=199438-(434-355)=359435-58×7=29467+123×3=836279×8-565=1667428-176+191=443199×5-365=630616-176×2=264378+492=870144×6-375=489663+583-545=701910-149×5=165164+626=79064+211-219=56602-(431+72)=99494×2-637=351777+30+694=1501985-931+373=427242-38×2=166831-126=705987-71×4=703270+64-190=144371×(238-232)=2226593-56+51=588132+20×3=192378×(102-94)=3024101×4+886=1290674+150-765=59885+(723-715)=893262-105-97=60482+259+769=1510243+172+149=564371-(311+60)=0280+219=499272-(403-193)=62435-19×2=397388×(414-411)=1164276-220=56379+108×2=59549×(25-20)=245380-76×4=76342+59-396=5657×8-596=4660286-(451-344)=179209-28-63=118906-(878-404)=432392+(255-227)=420233×3+947=1646187+217-135=269496-113=383778-(547+226)=5201+564=765369-(15+185)=169174×(270-266)=69671×9-635=4481-197+41=325344-198-140=6472-(379+16)=77144-74+303=373883+434+572=18894/5-1/5=3/5787×(590-587)=2361213×4=852333+677+556=1566274-114×2=46454-(162+210)=82278+143=421896×3-61=2627419-377=422/5-1/5=1/5426-(208+17)=201798-574=224442-214×2=14277+(317-288)=306845-(15+125)=705307-136=171311×2=622667×4=2668121-48×2=2516+30=46339+(461-316)=484464-234+86=31696+64×8=608407+30×3=497823-630=193253-145=108249×2+150=64859×7=413307-114×2=79100+(695-346)=449420+183=603227×(271-266)=113595-52+682=725466-(476-280)=27088×(318-312)=528937-568-259=110265×2+426=956835-208+598=1225875×(74-65)=7875892-(553-24)=363430-19=411266+101=367149×(248-244)=596355-29×5=210293×2=586472-(218+15)=239652+66×6=1048377-(317-209)=26977+(283-52)=308250×(344-341)=750732-273+112=57150×9-335=115614+596+612=182288×8=704169+498+29=696893-255+98=736844-183×4=11237+293+174=504686-52-130=504612+678-98=1192343+643=986582-(339-260)=503864-(637-581)=8086/10-1/10=5/10223×(161-158)=669422-(58+203)=161226×2=452163+247+292=702351+(446-56)=74185×4+839=1179844-509-247=88213-70=143236-(92+86)=58294-158-126=10265+101+853=1219225+387+278=890215×4=860717×9-477=597672×(281-277)=288857-(85+707)=65437-347+154=24484×4=336221×(240-236)=884649×4-255=2341888+683-183=1388384-273-17=94883-(445-79)=517429-(418-414)=425141+141-103=17943+214×3=685630+236×4=157441×5=205180+171=351323+63+164=550386+25×6=536932-896+829=865870×4-944=2536871+845+52=1768598-211=387577-344+290=523293-(190+60)=4355×2+333=44335+48×7=371823+764+392=1979690-50×6=390838+120×8=1798352+(477-437)=3922/3-1/3=1/3466-127-168=171568×9-868=4244785+(767-59)=1493123+243-363=3354-30×8=114795+653-618=830311-50+22=28358+73=131462-285=177904+633-228=1309528-17×8=392108×(692-685)=756590-(189+389)=12261×9-14=2335409-(496-477)=39045+217×2=479332-230+271=373338×8=2704899-(789-373)=483917-177-490=25025×(280-277)=75302+(344-192)=454489-(56+96)=337363-346+447=464141+57×9=654431+565+263=12591/6+4/6=5/6939-(38+428)=473467-33×7=23688+380-289=179862×6=51722/8-1/8=1/8335