三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦317+102=683+503=321+601=430-37+169=572+705-694=52×(233-224)=910-46-537=831-645=246-(22+42)=63+130=410×3-669=914-61=4/8-2/8=197×(191-188)=102×8+173=951×(557-548)=139+19+144=69+352=129×3=977-902=359×2+42=282-51=131+111-227=238-14=368+608-759=310+14-97=544-155=128+25-128=308×2=43+(499-42)=888-(361+367)=765+591+752=752+(619-242)=209-128+53=463-(95-13)=502+83×7=490-35×6=713-(75+356)=535-376=67+123+445=123×8-346=28×6-153=258+333=382-107+152=995-170×5=718×(862-857)=106×9-529=369-136-152=857-103+125=434-153+218=619×5=772×(498-494)=696-(769-613)=183-38-95=933-826+970=471×5-809=418+79-78=1/7+5/7=36+(342-249)=200×3+290=43×2=270+64-121=454-95=277-(191-92)=551+(879-123)=580-476=153+102×5=143×(603-600)=279+49×2=308×(444-441)=291×2=2/7-1/7=82×5+273=104×(416-407)=701+174+85=959+(840-534)=508×(106-102)=326-(312-207)=3/6+2/6=169+310+246=652×9=332+(492-33)=361+123-443=354+102=378+194+14=146×5=18+140×3=405-(56-21)=96+435×2=452+595=423-110+118=857+54+147=428×2-400=982×8=323×3-905=22+679+263=386-89=56×6=371×2+223=597-196=182+46=652-(74+513)=377+(653-129)=110+(221-32)=963+524+307=229-82=238+425+321=410-86-127=809-98-581=435-(928-649)=425+204=587×3-414=350+(393-161)=164-64-32=251+(388-85)=744-(107+326)=408-151-132=110+43=412×3-549=688×2-439=285-66-65=376+20×2=171×8-305=241+889+47=551+(747-354)=169×2=345-(35+107)=598×4=57+311=299+235=259+156=422-252-143=676-560=302+948-983=188+379-230=119×7-344=904-179×2=134-17-19=67+373-287=369+(387-97)=987+(688-556)=173×3-375=647-269×2=567-409+28=774+(925-662)=493-42-99=487+344-224=230-42×3=441-(147+205)=209+(384-320)=576×8=284×3=383-(185+90)=111×4-98=31×7=995-180×4=868+771+594=273+137=573+971+495=864-805+576=789×5=226×4+10=483-(121+339)=41×8+484=5/8-1/8=326×2+714=180-134+117=92×4=903-(62+31)=564×2=401-33×3=760×6=280+144×3=145×3+938=374-31×7=40×5=956-56×4=208-(301-203)=734-(620-453)=126+(846-509)=511+847-691=465-(67+162)=994-182-57=833-121×2=312-147-49=57+130-154=126×5+125=960+214-925=459-165-100=142-107+193=231+(467-89)=97×4+102=2/5-1/5=452-38×7=442×2-75=890+512-978=858-550=218+159+207=454-66-268=493-348=330-97=553-(856-604)=120×5-103=89×9-528=441×(836-827)=330+161-378=718×9-419=372-216+298=3/6-1/6=560+120=243-(246-34)=186-168+167=684×8=997×8=967-30-232=191×4=240+708+444=955+340-190=439-(437-436)=615+953-894=968-244×2=915+446-197=182+719-612=457-309-137=923×6=643-(34+205)=23+35+13=3/7+2/7=2/10+6/10=800+(556-127)=848+(629-103)=409-229-172=349+207=299+211=178+297=132+346×2=4/8-3/8=560+498=5/9+4/9=903×5-216=478+463-410=814-313+465=580-97×4=156×(441-437)=382+676+365=731×9=120×(223-218)=185+306×3=770-254-492=493-221×2=847×5-550=449-35=91×5-401=425-(377-270)=92+(440-195)=141-100=58×5-91=57+250=166-43-48=500×2-831=461+(258-98)=70+276=98-(202-134)=823×(278-273)=868+489-811=130×6-684=837×6-814=282×8-152=575+87+719=806-14×8=534×7-346=58+201+662=254+(289-53)=94+30×9=637-15+714=358×2-84=376-359=89+400=321-133+472=475-348-26=335-257+272=922-(390+423)=197+(791-514)=404-131=728-120=397+89-344=353+448+92=829-70×5=108+264=21+64+613=429-382=127+897+650=361-(124+216)=338-123×2=275×3=871-562-147=183×5=494+(711-347)=860-625+452=788-685+795=577-153-81=432-286+577=75×5=505-(831-584)=280-(158-124)=136+322=840-58+149=493-(90+377)=132+385=355-150×2=277×(278-275)=966×9=465-178=329+346+23=293×3+73=429-33×9=967×(927-922)=350-116×3=877-(872-464)=356-162-112=376-204+990=330-239=574×5-770=231×5-677=741×5-596=185×8=98×(472-466)=792-62-57=104×8-687=719-64×6=830+529-408=594+512=365×6-244=187+131×4=110×8-68=108×(187-178)=409+77-406=2/6-1/6=989+215-48=859-276-108=605×4=387-(497-396)=1/6+2/6=698×9-248=380+(90-63)=588-(749-255)=620+700+727=781-(945-199)=301-296+272=229-220+106=172+(141-27)=301-(37+74)=428+130+69=300+(262-55)=46×7+933=710+405+22=46+182-162=26+(445-267)=127-89=316+77+31=393+80-172=494+(497-481)=343-270=113×(98-93)=299-(204+64)=888-65×3=37+56×8=902+405=345-51×6=78+352-427=355-330=391+570=418×3-619=297-121=435-(491-85)=936+268×3=765-(485+137)=241+615+273=185×3-130=394×(915-911)=47+75+76=35×5-71=866-180×2=295-136×2=385-110×2=754+84×2=955×9=646-133-472=255-26×8=72+397=233+313=879-(553-70)=473-19×3=56-18=392-(200-29)=687+(384-367)=377+100×5=993-810+677=468-125-119=565-(959-895)=648-571+163=832-(923-439)=76+287=226+123=644-(167+174)=638-(40+499)=584+(222-166)=869-(958-885)=489-185+125=76+104+256=881-86-91=185+174+462=941-762+88=385-27×3=457+433+356=680-585=274-14×5=178+(425-293)=492-(331-306)=261-39=19×(404-401)=747-(435+265)=916×5=109+377-442=503-(688-397)=426+(488-103)=379+443-779=465-265-110=219×3-40=325-(184-76)=908+(979-632)=334-(169+40)=77×3+148=321-39-73=502+904-434=637-174+969=249+487=667-(536-89)=5/6-1/6=404-124×3=165+33+848=483-288+239=378-(256-46)=284×3+236=273-40-210=297×6=845-436-284=111×6+298=347-298=148×2+427=753-395-153=4/8-1/8=150+(177-55)=274+101=451-(90+10)=467×2=292+112-166=78+73=136×(414-408)=167-155+126=265-133-55=317+341×2=287+494-682=417-285=965-(683+248)=949×(278-271)=963-(725+19)=316+739-201=217-64×2=145×(43-39)=770×3=890-(530+71)=750-638=333-158-22=269+134×3=136×4-185=170+(493-234)=289+189-94=986×(150-142)=281-23=182×(197-192)=140×6=536+56×7=941-92=97×2+123=474-(61+249)=162-(162-84)=280-30+136=375-24×8=75×5+28=197-(370-357)=621-221×2=267+58-14=490-300+209=967×(906-898)=51+370+767=736-(581-510)=824-(201+194)=424-54-267=453+(409-180)=5/9+3/9=451-151-62=446-75×2=352-182+284=357+404=476+(839-701)=916-(583+54)=405-73-89=798-134×2=244-59+39=375-242+332=249-(110+59)=403-194=65×3+53=670×(28-23)=110+(427-252)=343×6-171=348×2=460×(155-152)=369+389=498-310=1/6+4/6=864×(962-959)=107+(452-186)=5/10+3/10=832-(340+286)=352+28×8=174+262-186=232×3-136=462-(81+96)=939+334×2=100+211+302=848-389+105=467-118-337=688+161+20=398+68×3=175-165=892-69-757=93×(428-420)=533×(323-315)=125×(308-303)=73+87=923+743-495=235×3=783+(923-799)=496-(310+155)=562-(119+14)=884-(743-236)=250×4-722=553+860-896=816×5=247-(271-63)=182+824+167=981-125×7=459-44+81=104+156+553=105-97+115=657-115=407-342+414=122+287-396=245+96×5=24+263+214=365+55+476=512×2=75×5+603=260+238=410-272+62=311-38×3=107×6=127×(66-63)=232+78-242=97+319-206=69+337=58+53=292-(154+62)=294-282+488=204×(502-497)=336+559+31=760-(191+415)=231-99-40=228-(377-237)=468-422=885-64×6=27×8=245+98=789-547-140=492-(372+98)=856-(753+24)=426-396=185-17×4=441×(797-788)=992+300=115×8=977×(628-623)=942-554-36=256-(189-149)=477-(677-672)=909-192=79×(316-310)=316-55×4=887×7-392=457+(490-434)=648×(75-72)=102+(334-294)=478-(111+14)=15+(344-180)=125×(459-455)=278-268=850-453=495×5-46=880-449=724+35×9=465-(201+113)=23×5=352-118+217=105+158=481-(858-639)=238+72+111=430+16-309=343-(289-35)=784-(295+338)=141×(826-818)=989-(395+571)=269+214=71+39+852=589+322-47=819-776=948-203-32=866+(449-18)=678+479=152+846-504=289+77-162=55×5=492×2=254-35×2=437-(150-95)=877-93+833=643-(889-564)=189-127-11=614+41×7=179+61=348-47-127=509+550-130=912-46+996=58×7+335=296-20×7=63×(791-786)=646-325-51=1/8+2/8=399-83×4=934-(28+769)=203+843+803=484-273-205=463-373+701=391+(850-21)=978-495+285=642+72×9=52-(148-141)=911+571=430-60+46=918-357-285=329×(616-612)=492+999-470=68×(254-246)=63-(406-357)=465-(329+32)=461-90×4=799×7-948=577-78+476=411-346=689+(980-49)=223-180+73=130×5+599=276+204-159=772-315=640-(699-98)=321+148-24=33×5=126+349=470-(309-293)=301×(197-194)=469-53×8=701×5-651=821+960-99=291-225=780×9-136=421-279-107=587-(184-70)=651-(295+84)=450-(22-14)=119+108×2=448-(174+51)=376+(448-325)=170×(79-75)=699+968+117=26×(439-432)=19×(280-271)=3/7-2/7=391×4=119+(850-261)=507×5-994=227×6=207×3-603=151×4=110×6-601=856-561+24=335×2-76=109×(276-269)=441-425=156×5=357+588+132=4/10-3/10=342+116×4=926-455-104=398-17×7=426-(403-182)=268×2-195=484+(293-180)=177×2=445-108×2=370-287+247=695-322=496+206=310×2-59=536-41×8=985+55×6=50×3=352-20×7=166+34=421+(498-264)=941-110×3=517-97×4=816+728+20=77-28+162=968-(42+836)=415-(172+34)=60×8=895-206=202+102=252+(304-204)=41×(205-202)=754-13×9=965-798+812=268+89=658+978-590=10+445-99=122+(414-317)=341+(813-745)=449+108=906×9=902×(935-926)=431+211+110=340-116-108=80+433+316=134×4+651=105×4+38=905-(615+238)=217-(67+104)=283-16+149=127+(436-287)=279+165=424-262=420-(127+113)=177-167+765=469+976-170=334-201=545×(808-803)=969-(657-456)=353+12+16=290×4=528-(288-248)=29+392+130=491-118×3=49+19=584-546=345-(466-327)=242+24×7=15×9=139×7-530=310+191+155=129+568+487=469-(52+188)=935-730+766=402-37-12=40+239-47=1/10+5/10=63×(452-449)=564+880+634=110×7-44=319×(746-741)=954-(306+488)=210-(79+56)=538-(658-267)=52×2+591=219-(468-313)=465-85-96=379×(990-981)=457×2-221=358-(44+50)=67×8+625=146×(211-205)=136×7=775-383-76=390+389+358=399-(32+311)=51×5=282-20×2=75+706+33=664-(13+296)=494-222+130=212+663+684=520+155+323=833-(184-131)=437-(555-230)=242-134+335=547-(473-10)=113×7-16=869-744=849-(59+353)=447-123=217+(201-124)=3/8+4/8=777-17×7=598-58-425=106×(285-280)=381-138×2=207-13×3=153-20×6=93+151-140=392-392+125=413+41+411=436+44×7=332×3-401=36×4+51=92×(370-366)=322+(532-445)=58×7+272=50×2+36=585-445=280-(848-568)=364+(517-458)=103+(524-110)=311×3-606=329+230-20=479-(380-189)=527-488=136×(153-146)=313+180-423=325-(215-91)=934+580+816=468-(245+100)=659+820=348+924=630+(721-371)=936×(106-97)=476-108-304=4/5-1/5=558×5=425-(246+61)=678-88×4=311+121=100×(232-223)=487-46-355=992-666-126=參考答案317+102=419683+503=1186321+601=922430-37+169=562572+705-694=58352×(233-224)=468910-46-537=327831-645=186246-(22+42)=18263+130=193410×3-669=561914-61=8534/8-2/8=2/8197×(191-188)=591102×8+173=989951×(557-548)=8559139+19+144=30269+352=421129×3=387977-902=75359×2+42=760282-51=231131+111-227=15238-14=224368+608-759=217310+14-97=227544-155=389128+25-128=25308×2=61643+(499-42)=500888-(361+367)=160765+591+752=2108752+(619-242)=1129209-128+53=134463-(95-13)=381502+83×7=1083490-35×6=280713-(75+356)=282535-376=15967+123+445=635123×8-346=63828×6-153=15258+333=591382-107+152=427995-170×5=145718×(862-857)=3590106×9-529=425369-136-152=81857-103+125=879434-153+218=499619×5=3095772×(498-494)=3088696-(769-613)=540183-38-95=50933-826+970=1077471×5-809=1546418+79-78=4191/7+5/7=6/736+(342-249)=129200×3+290=89043×2=86270+64-121=213454-95=359277-(191-92)=178551+(879-123)=1307580-476=104153+102×5=663143×(603-600)=429279+49×2=377308×(444-441)=924291×2=5822/7-1/7=1/782×5+273=683104×(416-407)=936701+174+85=960959+(840-534)=1265508×(106-102)=2032326-(312-207)=2213/6+2/6=5/6169+310+246=725652×9=5868332+(492-33)=791361+123-443=41354+102=456378+194+14=586146×5=73018+140×3=438405-(56-21)=37096+435×2=966452+595=1047423-110+118=431857+54+147=1058428×2-400=456982×8=7856323×3-905=6422+679+263=964386-89=29756×6=336371×2+223=965597-196=401182+46=228652-(74+513)=65377+(653-129)=901110+(221-32)=299963+524+307=1794229-82=147238+425+321=984410-86-127=197809-98-581=130435-(928-649)=156425+204=629587×3-414=1347350+(393-161)=582164-64-32=68251+(388-85)=554744-(107+326)=311408-151-132=125110+43=153412×3-549=687688×2-439=937285-66-65=154376+20×2=416171×8-305=1063241+889+47=1177551+(747-354)=944169×2=338345-(35+107)=203598×4=239257+311=368299+235=534259+156=415422-252-143=27676-560=116302+948-983=267188+379-230=337119×7-344=489904-179×2=546134-17-19=9867+373-287=153369+(387-97)=659987+(688-556)=1119173×3-375=144647-269×2=109567-409+28=186774+(925-662)=1037493-42-99=352487+344-224=607230-42×3=104441-(147+205)=89209+(384-320)=273576×8=4608284×3=852383-(185+90)=108111×4-98=34631×7=217995-180×4=275868+771+594=2233273+137=410573+971+495=2039864-805+576=635789×5=3945226×4+10=914483-(121+339)=2341×8+484=8125/8-1/8=4/8326×2+714=1366180-134+117=16392×4=368903-(62+31)=810564×2=1128401-33×3=302760×6=4560280+144×3=712145×3+938=1373374-31×7=15740×5=200956-56×4=732208-(301-203)=110734-(620-453)=567126+(846-509)=463511+847-691=667465-(67+162)=236994-182-57=755833-121×2=591312-147-49=11657+130-154=33126×5+125=755960+214-925=249459-165-100=194142-107+193=228231+(467-89)=60997×4+102=4902/5-1/5=1/5452-38×7=186442×2-75=809890+512-978=424858-550=308218+159+207=584454-66-268=120493-348=145330-97=233553-(856-604)=301120×5-103=49789×9-528=273441×(836-827)=3969330+161-378=113718×9-419=6043372-216+298=4543/6-1/6=2/6560+120=680243-(246-34)=31186-168+167=185684×8=5472997×8=7976967-30-232=705191×4=764240+708+444=1392955+340-190=1105439-(437-436)=438615+953-894=674968-244×2=480915+446-197=1164182+719-612=289457-309-137=11923×6=5538643-(34+205)=40423+35+13=713/7+2/7=5/72/10+6/10=8/10800+(556-127)=1229848+(629-103)=1374409-229-172=8349+207=556299+211=510178+297=475132+346×2=8244/8-3/8=1/8560+498=10585/9+4/9=1903×5-216=4299478+463-410=531814-313+465=966580-97×4=192156×(441-437)=624382+676+365=1423731×9=6579120×(223-218)=600185+306×3=1103770-254-492=24493-221×2=51847×5-550=3685449-35=41491×5-401=54425-(377-270)=31892+(440-195)=337141-100=4158×5-91=19957+250=307166-43-48=75500×2-831=169461+(258-98)=62170+276=34698-(202-134)=30823×(278-273)=4115868+489-811=546130×6-684=96837×6-814=4208282×8-152=2104575+87+719=1381806-14×8=694534×7-346=339258+201+662=921254+(289-53)=49094+30×9=364637-15+714=1336358×2-84=632376-359=1789+400=489321-133+472=660475-348-26=101335-257+272=350922-(390+423)=109197+(791-514)=474404-131=273728-120=608397+89-344=142353+448+92=893829-70×5=479108+264=37221+64+613=698429-382=47127+897+650=1674361-(124+216)=21338-123×2=92275×3=825871-562-147=162183×5=915494+(711-347)=858860-625+452=687788-685+795=898577-153-81=343432-286+577=72375×5=375505-(831-584)=258280-(158-124)=246136+322=458840-58+149=931493-(90+377)=26132+385=517355-150×2=55277×(278-275)=831966×9=8694465-178=287329+346+23=698293×3+73=952429-33×9=132967×(927-922)=4835350-116×3=2877-(872-464)=469356-162-112=82376-204+990=1162330-239=91574×5-770=2100231×5-677=478741×5-596=3109185×8=148098×(472-466)=588792-62-57=673104×8-687=145719-64×6=335830+529-408=951594+512=1106365×6-244=1946187+131×4=711110×8-68=812108×(187-178)=972409+77-406=802/6-1/6=1/6989+215-48=1156859-276-108=475605×4=2420387-(497-396)=2861/6+2/6=3/6698×9-248=6034380+(90-63)=407588-(749-255)=94620+700+727=2047781-(945-199)=35301-296+272=277229-220+106=115172+(141-27)=286301-(37+74)=190428+130+69=627300+(262-55)=50746×7+933=1255710+405+22=113746+182-162=6626+(445-267)=204127-89=38316+77+31=424393+80-172=301494+(497-481)=510343-270=73113×(98-93)=565299-(204+64)=31888-65×3=69337+56×8=485902+405=1307345-51×6=3978+352-427=3355-330=25391+570=961418×3-619=635297-121=176435-(491-85)=29936+268×3=1740765-(485+137)=143241+615+273=1129185×3-130=425394×(915-911)=157647+75+76=19835×5-71=104866-180×2=506295-136×2=23385-110×2=165754+84×2=922955×9=8595646-133-472=41255-26×8=4772+397=469233+313=546879-(553-70)=396473-19×3=41656-18=38392-(200-29)=221687+(384-367)=704377+100×5=877993-810+677=860468-125-119=224565-(959-895)=501648-571+163=240832-(923-439)=34876+287=363226+123=349644-(167+174)=303638-(40+499)=99584+(222-166)=640869-(958-885)=796489-185+125=42976+104+256=436881-86-91=704185+174+462=821941-762+88=267385-27×3=304457+433+356=1246680-585=95274-14×5=204178+(425-293)=310492-(331-306)=467261-39=22219×(404-401)=57747-(435+265)=47916×5=4580109+377-442=44503-(688-397)=212426+(488-103)=811379+443-779=43465-265-110=90219×3-40=617325-(184-76)=217908+(979-632)=1255334-(169+40)=12577×3+148=379321-39-73=209502+904-434=972637-174+969=1432249+487=736667-(536-89)=2205/6-1/6=4/6404-124×3=32165+33+848=1046483-288+239=434378-(256-46)=168284×3+236=1088273-40-210=23297×6=1782845-436-284=125111×6+298=964347-298=49148×2+427=723753-395-153=2054/8-1/8=3/8150+(177-55)=272274+101=375451-(90+10)=351467×2=934292+112-166=23878+73=151136×(414-408)=816167-155+126=138265-133-55=77317+341×2=999287+494-682=99417-285=132965-(683+248)=34949×(278-271)=6643963-(725+19)=219316+739-201=854217-64×2=89145×(43-39)=580770×3=2310890-(530+71)=289750-638=112333-158-22=153269+134×3=671136×4-185=359170+(493-234)=429289+189-94=384986×(150-142)=7888281-23=258182×(197-192)=910140×6=840536+56×7=928941-92=84997×2+123=317474-(61+249)=164162-(162-84)=84280-30+136=386375-24×8=18375×5+28=403197-(370-357)=184621-221×2=179267+58-14=311490-300+209=399967×(906-898)=773651+370+767=1188736-(581-510)=665824-(201+194)=429424-54-267=103453+(409-180)=6825/9+3/9=8/9451-151-62=238446-75×2=296352-182+284=454357+404=761476+(839-701)=614916-(583+54)=279405-73-89=243798-134×2=530244-59+39=224375-242+332=465249-(110+59)=80403-194=20965×3+53=248670×(28-23)=3350110+(427-252)=285343×6-171=1887348×2=696460×(155-152)=1380369+389=758498-310=1881/6+4/6=5/6864×(962-959)=2592107+(452-186)=3735/10+3/10=8/10832-(340+286)=206352+28×8=576174+262-186=250232×3-136=560462-(81+96)=285939+334×2=1607100+211+302=613848-389+105=564467-118-337=12688+161+20=869398+68×3=602175-165=10892-69-757=6693×(428-420)=744533×(323-315)=4264125×(308-303)=62573+87=160923+743-495=1171235×3=705783+(923-799)=907496-(310+155)=31562-(119+14)=429884-(743-236)=377250×4-722=278553+860-896=517816×5=4080247-(271-63)=39182+824+167=1173981-125×7=106459-44+81=496104+156+553=813105-97+115=123657-115=542407-342+414=479122+287-396=13245+96×5=72524+263+214=501365+55+476=896512×2=102475×5+603=978260+238=498410-272+62=200311-38×3=197107×6=642127×(66-63)=381232+78-242=6897+319-206=21069+337=40658+53=111292-(154+62)=76294-282+488=500204×(502-497)=1020336+559+31=926760-(191+415)=154231-99-40=92228-(377-237)=88468-422=46885-64×6=50127×8=216245+98=343789-547-140=102492-(372+98)=22856-(753+24)=79426-396=30185-17×4=117441×(797-788)=3969992+300=1292115×8=920977×(628-623)=4885942-554-36=352256-(189-149)=216477-(677-672)=472909-192=71779×(316-310)=474316-55×4=96887×7-392=5817457+(490-434)=513648×(75-72)=1944102+(334-294)=142478-(111+14)=35315+(344-180)=179125×(459-455)=500278-268=10850-453=397495×5-46=2429880-449=431724+35×9=1039465-(201+113)=15123×5=115352-118+217=451105+158=263481-(858-639)=262238+72+111=421430+16-309=137343-(289-35)=89784-(295+338)=151141×(826-818)=1128989-(395+571)=23269+214=48371+39+852=962589+322-47=864819-776=43948-203-32=713866+(449-18)=1297678+479=1157152+846-504=494289+77-162=20455×5=275492×2=984254-35×2=184437-(150-95)=382877-93+833=1617643-(889-564)=318189-127-11=51614+41×7=901179+61=240348-47-127=174509+550-130=929912-46+996=186258×7+335=741296-20×7=15663×(791-786)=315646-325-51=2701/8+2/8=3/8399-83×4=67934-(28+769)=137203+843+803=1849484-273-205=6463-373+701=791391+(850-21)=1220978-495+285=768642+72×9=129052-(148-141)=45911+571=1482430-60+46=416918-357-285=276329×(616-612)=1316492+999-470=102168×(254-246)=54463-(406-357)=14465-(329+32)=104461-90×4=101799×7-948=4645577-78+476=975411-346=65689+(980-49)=1620223-180+73=116130×5+599=1249276+204-159=321772-315=457640-(699-98)=39321+148-24=44533×5=165126+349=475470-(309-293)=454301×(197-194)=903469-53×8=45701×5-651=2854821+960-99=1682291-225=66780×9-136=6884421-279-107=35587-(184-70)=473651-(295+84)=272450-(22-14)=442119+108×2=335448-(174+51)=223376+(448-325)=499170×(79-75)=680699+968+117=178426×(439-432)=18219×(280-271)=1713/7-2/7=1/7391×4=1564119+(850-261)=708507×5-994=1541227×6=1362207×3-603=18151×4=604110×6-601=59856-561+24=319335×2-76=594109×(276-269)=763441-425=16156×5=780357+588+132=10774/10-3/10=1/10342+116×4=