三年級數(shù)學(xué)(上)計算題專項(xiàng)練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項(xiàng)練習(xí)附答案集錦193+132-124=130-(32+66)=237+186=49+208=323+528-514=366-213=201+203×2=259-13-179=597-395=801-(973-362)=740-19×3=649-214=104+11×8=370-189+217=286+(968-956)=280+(85-47)=58×2+518=245+163-55=35×9=78×(460-455)=20+424-410=834×2=821-(66+456)=804-520-215=187-(241-84)=72-49+359=331+27×2=137-(485-348)=328+428=562-403-44=589-483+616=37+151-55=232-136=133×4=546×5-407=388×7=814×2=248-122-21=360+43×8=345-19×7=579+531+888=285+(266-102)=23+398-191=540-(817-640)=941+59-280=57×8=173×(448-445)=291×(224-221)=120+308=3/6-2/6=641-(383-157)=498-373+271=358-100-77=323+787+839=619-343+618=66×8+141=491-109×2=965+386+897=398-10×6=923×(273-268)=168+328-199=358-76×4=932-(986-123)=315-(66+39)=594×9=609+184=987+442+886=415×(33-29)=827-(138+506)=689×6-755=325-(193+129)=5/8+2/8=281-21×8=155×6-178=899+91-855=89×2-102=977-496=407-32×4=695-(403-170)=30+212×4=853×2-890=220-179=435+281+272=194+600-609=701-(758-536)=676-(182+365)=908×2=171-(807-758)=66×9-166=863+734-628=212×3-265=241-10=100+(277-145)=533×6-123=199+527+160=400+738=152×2-125=438-42×9=108×2+230=851+966-209=467-220+674=207×(115-112)=477-80-260=961+251+118=227+122=479+737+123=276×2-112=440-25=622×3=100×(332-323)=4/7-2/7=907×4=404-(10+219)=457-368+93=417+70+281=891-344×2=136×7-222=37-13×2=893-295×3=156+(185-57)=11×(456-447)=402-302+290=65+161=84×(278-272)=225-15=438-69=312+(294-273)=389+82-435=320-258+890=311×3+319=52×6=702-603+252=182×2=728-25=794-80×2=431-(31+304)=339+(209-66)=694-430=452-(10+172)=352-254+102=701-(233-36)=347+99×3=752+(595-446)=283×3=331-225-47=133-131+368=768×(974-970)=363-(494-252)=373+113+425=517+242=637+(431-360)=491+787-895=461-64-133=481×(71-65)=540-(806-388)=901+342=347-100-28=7/9-2/9=370×2+29=878-522=860-271-420=637+663=139+533+112=442-260+203=583×9-132=168×(403-396)=118×3-103=198×4=51+226×4=235-161+15=598×5-267=271-(26+188)=367-(731-616)=537-265=731+(279-168)=421+104×2=414-299-55=295-232=98×8=401-(410-345)=451-13=683-250-268=684+938=469+(251-24)=190+303=297-(63+191)=915+(275-200)=349×2-409=438-371+55=298-207=699+431+449=746-395+256=188+58-48=773+935-916=99×(318-314)=204+699+84=168+273-351=11+518+66=205×(378-374)=948-207×2=227×4=77+46-19=456+478+12=2/4-1/4=878-610=41-(307-289)=25+(166-20)=445-132-71=402+469-576=926+66-686=61×5-101=237-36×2=929-538+976=855-62-331=403-(195-167)=292+277=23+194×4=518-(509-365)=2/3-1/3=102×(182-177)=409+21-98=367-118=357×8=12×(129-126)=621×5=615+35×9=108×7+197=313×2-195=114+325=803-403+461=55×(44-41)=401-50×3=480+822-140=266-(496-430)=848-393-342=216+(649-150)=774-35-379=204×(60-55)=193-150+647=852×2-333=859×8-461=868+251=775-(274+103)=290+347+323=80×(327-319)=1/9+4/9=17×7+900=318×(286-283)=477-(170+154)=702-68×7=292-215-30=906-657+433=403-83×2=388×(131-122)=81×9=764+842=305-(437-221)=245-111+234=733-286-411=705-82-61=528-(35+376)=894-203×3=967-(76+213)=104×(322-315)=91+44=503×7-682=347-(720-694)=680×(335-326)=372+148+606=133×3-170=203+223×2=39+192+183=857-54-45=976+194+897=408-194+896=114+972+976=263+(942-595)=255+73-182=966+73×5=116+233-181=971-(814+13)=100-(21+78)=243-(170-102)=739-229×3=293+406+21=379-90=242×2=241+106-43=422+377=110+129×7=419-113×2=408-67-219=231-26+181=69+(466-68)=371+59-118=301-67-123=970+(669-363)=100×5+438=342+(590-44)=127×8=585+916-433=840-146×4=190+19×3=518+(953-564)=138+(441-292)=665-199×2=34×9=431-(500-364)=41+87+736=974-970+583=240×4=118×3=917-54×5=46×(251-244)=423-45=77×4=430+33-88=220-(635-460)=239-(848-685)=381+25×7=303+129=346+452+93=903+802+983=837-518+651=132+366-36=416-102×3=417-(785-633)=878-78-293=407-134×2=483-54=177+295=422-171-147=4/7-1/7=81-81+372=658+872=408×7-809=186-94=295-190+238=378-121-105=3/10+6/10=444+(896-91)=141+(486-12)=191+140+679=107×7-88=629+271-836=819-206=349×2=498-420+404=63+277×2=907-18-305=139×2=327+29×8=255-30×8=366×(960-956)=860-(434-265)=122×4+579=271+(328-64)=931-95×3=194+245-73=679×3-408=715×2-674=495+756=270+90-104=702+(993-11)=937+817=257-(45+24)=488-(283+79)=448-(209-188)=746-333+452=206-(14+58)=715-238-245=48×7=430-42=738+(499-344)=833-(934-858)=142+173+522=490-122×2=566-42-283=355+(882-52)=141+(303-287)=776-658=483-(449-249)=831-(281+406)=292×5-486=191-59×2=301-(56+86)=283×6-180=201×2=725+121=354+42+388=36×7+701=149+99+512=352-(337-150)=137×(302-296)=609×8=93-10=3/6-1/6=92×(390-387)=498-83×3=865+83×5=203+261-343=858×9=242+511+508=190-83+320=213-20×7=76×3=656-(175+295)=424+(389-229)=632+156×5=128×3-265=734-257-208=274-208+408=882-(594-372)=396-94=272-22=189×3-393=456-(59+369)=100+351-355=956-(85+497)=629×9=171+133=254+76×4=110×(44-41)=45×2+353=69×7-322=341-63-104=333-(53+26)=914×(22-18)=140-101+331=797×9-558=725+245-305=341-(250+17)=246-195=712×5-228=683-330+417=71+238+281=339-90+57=739-210-380=295-(706-697)=394×2=289×5=756+(483-51)=734-72×9=251-(463-271)=62×9-391=276×3-520=107+173-134=447×(113-109)=476+(340-184)=499-346+130=557×2-357=105+326=875×9-711=332+(484-139)=225-(83+37)=26×(367-359)=234+72=857-(20+137)=824+446=566+139+156=121+580+127=481-369-30=495-208-169=354+138=72×2+367=117+56+536=435-33×9=99×8=528-438=115+316=196×2-57=105+92-142=146+487=20×3+47=146×6=326-258-36=872×7-806=889-(197+445)=872-536=926-(574+332)=126-(45+64)=432×2-64=938-32×5=324×5-773=244+62+355=980-662=383+97=258+79=486+(378-66)=720+73+966=340-(323-143)=492-35-22=902-131=787-(175+415)=416+113×4=491×(910-905)=480-324=659+924+756=544+486-542=2/5-1/5=35+290-264=470-(350-43)=350-(358-253)=916-(193+118)=280+141+359=194×4=714+626+463=129×(424-421)=699-108×3=797-(67+554)=426-327-56=580+(480-20)=913-231=244-(389-386)=3/6+2/6=460-287+111=326+(807-136)=535-371=125×8-104=281×9-387=443-291=435+180=322-61+72=869-(144+470)=145+52=779-671+942=137×2=973-(330+302)=893×(524-517)=272×2+94=291+203=28×(333-324)=724-(482+143)=117×8=92×(136-130)=113×7-451=187+396=172+224+24=390+113=472×(69-62)=117+319-178=86+162=229-56-94=659×7=644+134=994+178=967-531+859=431-23×9=491+(96-25)=573×3-47=308+65-27=34×7+205=299+116-302=367-(131+168)=485-63-193=89+(199-178)=427-204-57=586×4=475-(316-173)=470-159×2=322-319+38=406-159=150-64-65=360-15-328=184×(313-310)=207×(57-52)=386+71=701+168-800=307-235=312-29×2=275-34×6=733-696=913×2=82-(356-310)=195-29+726=622×(85-78)=387+97=49+817+71=165×2+269=58×9=276+54-308=440-125-139=335+105+447=779+29×7=658-364-260=247×(869-865)=879-100×3=310+175=5/8-2/8=249+482-307=66×8=466+235=297-160+129=781+(839-418)=636-417+199=14×8=74+(476-279)=259+934+394=307-106+122=774-(209+81)=98+38=384+200×5=380-44+59=129×7-787=123×7+22=42×(437-432)=912-127×5=870-191-668=878-621+197=927-627=270+(444-238)=413+(307-227)=949-591=663×9-985=551+(377-92)=169×2+540=396-(56+47)=861×(26-22)=276-77+278=339-(87+30)=937-58×2=981-210×2=321+(268-146)=360+286+328=775-447=764+241×4=84×6+231=413-(262+91)=374×2=64+100×3=634-(369+161)=218+(237-120)=121+258=448-426=898+14+859=836+186-480=113×8-778=395-44-295=321×(241-238)=3/8+2/8=270+84×7=835-106=491-491+178=320-(142+102)=334-(178-149)=633-522+135=350-(112+166)=233-41+237=183+177=472×8-995=1/4+3/4=497+197×2=24×5+890=383-(153-70)=369-(743-526)=619+(496-490)=143-125=295+192=558+648+788=348-272=158×(972-965)=410×2-689=689+696+540=381-65×4=156-(111-46)=90×3-13=201×4+62=364-24-327=383-381+119=10×8+862=80+911-95=348×2+204=61×4-151=760×(475-468)=746-127-584=124-(304-235)=82×9+223=891×(467-458)=26+320-317=842-(353-294)=328-(65+40)=181-163+160=298+(958-313)=199-27×6=915-350-335=279×(624-617)=1/7+4/7=349-(86+69)=136+(870-74)=93×8=501+(641-426)=71×4+159=14×8+242=2/7+3/7=176×(162-157)=311-73×3=548-68-256=78×(462-454)=289+413+149=797+304×2=734-(206+390)=182×(846-840)=448+(334-185)=65+221=158+254-119=324+80+128=242-228=947+924-935=717-(507+28)=591-35+57=37×2=775+73+575=188+420=109+298=382-46-82=219+(241-221)=4/6-1/6=448-(154-94)=3/10+4/10=369+669+101=664×8=415-78-138=632-(606+22)=864+86-117=182×5-386=345×4=678-(403+221)=242-105=264-48×2=346-(172-16)=47×(333-327)=145-(371-328)=169×7-514=372-52=652-146-449=952+724+813=115×5=278-15×8=874-112×6=949+(926-750)=365-141=546-14×3=222-137+174=807+(843-549)=363-22-169=991-191-41=398-350=460-(272-75)=990-601+157=918-64×9=88×(403-396)=913-(868-582)=4/5-1/5=722-205×2=524+116+879=832-(820-365)=139-(60+13)=972-192+428=661×3-442=611+709-841=408-294-86=929+63×8=490-200×2=463-43×2=819×2=821-(430+119)=611+759+219=228×8-288=282×2=488-72=320+451-160=136+791-738=268-227-40=353×2+857=992-301-211=360×2+871=1/6+3/6=20×9-42=878-33-140=307-(448-225)=864-(577+234)=343+112=36-28+719=984+807+415=696×(668-663)=510×8-585=98+310-385=192×4-606=802+141-940=383×(114-109)=846-522-181=229+262=2/8+4/8=346-(226-162)=20+585+394=321-78=369+(460-414)=51+66×3=221+612-134=743-113+683=352-195+586=327×(405-398)=461-41×6=653-(980-767)=186×2+716=307+123+564=655-(840-490)=370×2=118×2=335-72×2=5/7-1/7=138-(175-47)=82+116=898×(649-644)=55×9=398-(75+322)=377-68=1/8+6/8=621×7=143+489=243+(407-290)=468-277=858-251=182×(56-51)=116-(490-486)=154+210-319=950-288×3=209+102=314×3=543+848-73=123+(249-201)=267×6-450=253+229+337=391+(377-278)=399-194×2=966-181×4=438×2+100=853-(149+360)=277-(314-285)=183-(13+118)=646-(256-44)=492-475=79+97=475+(480-147)=450-(296+64)=134×(291-288)=42×7=831-36-663=386+(362-210)=522+110+130=940-(736-99)=66+(186-90)=422-71×3=14+786+89=210+(661-519)=325+413+117=79×(134-131)=11+(430-386)=550-374=60×6-243=335-(212+23)=573+759=538+989-909=423-116+123=參考答案193+132-124=201130-(32+66)=32237+186=42349+208=257323+528-514=337366-213=153201+203×2=607259-13-179=67597-395=202801-(973-362)=190740-19×3=683649-214=435104+11×8=192370-189+217=398286+(968-956)=298280+(85-47)=31858×2+518=634245+163-55=35335×9=31578×(460-455)=39020+424-410=34834×2=1668821-(66+456)=299804-520-215=69187-(241-84)=3072-49+359=382331+27×2=385137-(485-348)=0328+428=756562-403-44=115589-483+616=72237+151-55=133232-136=96133×4=532546×5-407=2323388×7=2716814×2=1628248-122-21=105360+43×8=704345-19×7=212579+531+888=1998285+(266-102)=44923+398-191=230540-(817-640)=363941+59-280=72057×8=456173×(448-445)=519291×(224-221)=873120+308=4283/6-2/6=1/6641-(383-157)=415498-373+271=396358-100-77=181323+787+839=1949619-343+618=89466×8+141=669491-109×2=273965+386+897=2248398-10×6=338923×(273-268)=4615168+328-199=297358-76×4=54932-(986-123)=69315-(66+39)=210594×9=5346609+184=793987+442+886=2315415×(33-29)=1660827-(138+506)=183689×6-755=3379325-(193+129)=35/8+2/8=7/8281-21×8=113155×6-178=752899+91-855=13589×2-102=76977-496=481407-32×4=279695-(403-170)=46230+212×4=878853×2-890=816220-179=41435+281+272=988194+600-609=185701-(758-536)=479676-(182+365)=129908×2=1816171-(807-758)=12266×9-166=428863+734-628=969212×3-265=371241-10=231100+(277-145)=232533×6-123=3075199+527+160=886400+738=1138152×2-125=179438-42×9=60108×2+230=446851+966-209=1608467-220+674=921207×(115-112)=621477-80-260=137961+251+118=1330227+122=349479+737+123=1339276×2-112=440440-25=415622×3=1866100×(332-323)=9004/7-2/7=2/7907×4=3628404-(10+219)=175457-368+93=182417+70+281=768891-344×2=203136×7-222=73037-13×2=11893-295×3=8156+(185-57)=28411×(456-447)=99402-302+290=39065+161=22684×(278-272)=504225-15=210438-69=369312+(294-273)=333389+82-435=36320-258+890=952311×3+319=125252×6=312702-603+252=351182×2=364728-25=703794-80×2=634431-(31+304)=96339+(209-66)=482694-430=264452-(10+172)=270352-254+102=200701-(233-36)=504347+99×3=644752+(595-446)=901283×3=849331-225-47=59133-131+368=370768×(974-970)=3072363-(494-252)=121373+113+425=911517+242=759637+(431-360)=708491+787-895=383461-64-133=264481×(71-65)=2886540-(806-388)=122901+342=1243347-100-28=2197/9-2/9=5/9370×2+29=769878-522=356860-271-420=169637+663=1300139+533+112=784442-260+203=385583×9-132=5115168×(403-396)=1176118×3-103=251198×4=79251+226×4=955235-161+15=89598×5-267=2723271-(26+188)=57367-(731-616)=252537-265=272731+(279-168)=842421+104×2=629414-299-55=60295-232=6398×8=784401-(410-345)=336451-13=438683-250-268=165684+938=1622469+(251-24)=696190+303=493297-(63+191)=43915+(275-200)=990349×2-409=289438-371+55=122298-207=91699+431+449=1579746-395+256=607188+58-48=198773+935-916=79299×(318-314)=396204+699+84=987168+273-351=9011+518+66=595205×(378-374)=820948-207×2=534227×4=90877+46-19=104456+478+12=9462/4-1/4=1/4878-610=26841-(307-289)=2325+(166-20)=171445-132-71=242402+469-576=295926+66-686=30661×5-101=204237-36×2=165929-538+976=1367855-62-331=462403-(195-167)=375292+277=56923+194×4=799518-(509-365)=3742/3-1/3=1/3102×(182-177)=510409+21-98=332367-118=249357×8=285612×(129-126)=36621×5=3105615+35×9=930108×7+197=953313×2-195=431114+325=439803-403+461=86155×(44-41)=165401-50×3=251480+822-140=1162266-(496-430)=200848-393-342=113216+(649-150)=715774-35-379=360204×(60-55)=1020193-150+647=690852×2-333=1371859×8-461=6411868+251=1119775-(274+103)=398290+347+323=96080×(327-319)=6401/9+4/9=5/917×7+900=1019318×(286-283)=954477-(170+154)=153702-68×7=226292-215-30=47906-657+433=682403-83×2=237388×(131-122)=349281×9=729764+842=1606305-(437-221)=89245-111+234=368733-286-411=36705-82-61=562528-(35+376)=117894-203×3=285967-(76+213)=678104×(322-315)=72891+44=135503×7-682=2839347-(720-694)=321680×(335-326)=6120372+148+606=1126133×3-170=229203+223×2=64939+192+183=414857-54-45=758976+194+897=2067408-194+896=1110114+972+976=2062263+(942-595)=610255+73-182=146966+73×5=1331116+233-181=168971-(814+13)=144100-(21+78)=1243-(170-102)=175739-229×3=52293+406+21=720379-90=289242×2=484241+106-43=304422+377=799110+129×7=1013419-113×2=193408-67-219=122231-26+181=38669+(466-68)=467371+59-118=312301-67-123=111970+(669-363)=1276100×5+438=938342+(590-44)=888127×8=1016585+916-433=1068840-146×4=256190+19×3=247518+(953-564)=907138+(441-292)=287665-199×2=26734×9=306431-(500-364)=29541+87+736=864974-970+583=587240×4=960118×3=354917-54×5=64746×(251-244)=322423-45=37877×4=308430+33-88=375220-(635-460)=45239-(848-685)=76381+25×7=556303+129=432346+452+93=891903+802+983=2688837-518+651=970132+366-36=462416-102×3=110417-(785-633)=265878-78-293=507407-134×2=139483-54=429177+295=472422-171-147=1044/7-1/7=3/781-81+372=372658+872=1530408×7-809=2047186-94=92295-190+238=343378-121-105=1523/10+6/10=9/10444+(896-91)=1249141+(486-12)=615191+140+679=1010107×7-88=661629+271-836=64819-206=613349×2=698498-420+404=48263+277×2=617907-18-305=584139×2=278327+29×8=559255-30×8=15366×(960-956)=1464860-(434-265)=691122×4+579=1067271+(328-64)=535931-95×3=646194+245-73=366679×3-408=1629715×2-674=756495+756=1251270+90-104=256702+(993-11)=1684937+817=1754257-(45+24)=188488-(283+79)=126448-(209-188)=427746-333+452=865206-(14+58)=134715-238-245=23248×7=336430-42=388738+(499-344)=893833-(934-858)=757142+173+522=837490-122×2=246566-42-283=241355+(882-52)=1185141+(303-287)=157776-658=118483-(449-249)=283831-(281+406)=144292×5-486=974191-59×2=73301-(56+86)=159283×6-180=1518201×2=402725+121=846354+42+388=78436×7+701=953149+99+512=760352-(337-150)=165137×(302-296)=822609×8=487293-10=833/6-1/6=2/692×(390-387)=276498-83×3=249865+83×5=1280203+261-343=121858×9=7722242+511+508=1261190-83+320=427213-20×7=7376×3=228656-(175+295)=186424+(389-229)=584632+156×5=1412128×3-265=119734-257-208=269274-208+408=474882-(594-372)=660396-94=302272-22=250189×3-393=174456-(59+369)=28100+351-355=96956-(85+497)=374629×9=5661171+133=304254+76×4=558110×(44-41)=33045×2+353=44369×7-322=161341-63-104=174333-(53+26)=254914×(22-18)=3656140-101+331=370797×9-558=6615725+245-305=665341-(250+17)=74246-195=51712×5-228=3332683-330+417=77071+238+281=590339-90+57=306739-210-380=149295-(706-697)=286394×2=788289×5=1445756+(483-51)=1188734-72×9=86251-(463-271)=5962×9-391=167276×3-520=308107+173-134=146447×(113-109)=1788476+(340-184)=632499-346+130=283557×2-357=757105+326=431875×9-711=7164332+(484-139)=677225-(83+37)=10526×(367-359)=208234+72=306857-(20+137)=700824+446=1270566+139+156=861121+580+127=828481-369-30=82495-208-169=118354+138=49272×2+367=511117+56+536=709435-33×9=13899×8=792528-438=90115+316=431196×2-57=335105+92-142=55146+487=63320×3+47=107146×6=876326-258-36=32872×7-806=5298889-(197+445)=247872-536=336926-(574+332)=20126-(45+64)=17432×2-64=800938-32×5=778324×5-773=847244+62+355=661980-662=318383+97=480258+79=337486+(378-66)=798720+73+966=1759340-(323-143)=160492-35-22=435902-131=771787-(175+415)=197416+113×4=868491×(910-905)=2455480-324=156659+924+756=2339544+486-542=4882/5-1/5=1/535+290-264=61470-(350-43)=163350-(358-253)=245916-(193+118)=605280+141+359=780194×4=776714+626+463=1803129×(424-421)=387699-108×3=375797-(67+554)=176426-327-56=43580+(480-20)=1040913-231=682244-(389-386)=2413/6+2/6=5/6460-287+111=284326+(807-136)=997535-371=164125×8-104=896281×9-387=2142443-291=152435+180=615322-61+72=333869-(144+470)=255145+52=197779-671+942=1050137×2=274973-(330+302)=341893×(524-517)=6251272×2+94=638291+203=49428×(333-324)=252724-(482+143)=99117×8=93692×(136-130)=552113×7-451=340187+396=583172+224+24=420390+113=503472×(69-62)=3304117+319-178=25886+162=248229-56-94=79659×7=4613644+134=778994+178=1172967-531+859=1295431-23×9=224491+(96-25)=562573×3-47=1672308+65-27=34634×7+205=443299+116-302=113367-(131+168)=68485-63-193=22989+(199-178)=110427-204-57=166586×4=2344475-(316-173)=332470-159×2=152322-319+38=41406-159=247150-64-65=21360-15-328=17184×(313-310)=552207×(57-52)=1035386+71=457701+168-800=69307-235=72312-29×2=254275-34×6=71733-696=37913×2=182682-(356-310)=36195-29+726=892622×(85-78)=4354387+97=48449+817+71=937165×2+269=59958×9=522276+54-308=22440-125-139=176335+105+447=887779+29×7=982658-364-260=34247×(869-865)=988879-100×3=579310+175=4855/8-2/8=3/8249+482-307=42466×8=528466+235=701297-160+129=266781+(839-418)=1202636-417+199=41814×8=11274+(476-279)=271259+934+394=1587307-106+122=323774-(209+81)=48498+38=136384+200×5=1384380-44+59=395129×7-787=116123×7+22=88342×(437-432)=210912-127×5=277870-191-668=11878-621+197=454927-627=300270+(444-238)=476413+(307-227)=493949-591=358663×9-985=4982551+(377-92)=836169×2+540=878396-(56+47)=293861×(26-22)=3444276-77+278=477339-(87+30)=222937-58×2=821981-210×2=561321+(268-146)=443360+286+328=974775-447=328764+241×4=172884×6+231=735413-(262+91)=60374×2=74864+100×3=364634-(369+161)=104218+(237-120)=335121+258=379448-426=22898+14+859=1771836+186-480=542113×8-778=126395-44-295=56321×(241-238)=9633/8+2/8=5/8270+84×7=858835-106=729491-491+178=178320-(142+102)=76334-(178-149)=305633-522+135=246350-(112+166)=72233-41+237=429183+177=360472×8-995=27811/4+3/4=1497+197×2=89124×5+890=1010383-(153-70)=300369-(743-526)=152619+(496-490)=625143-125=18295+192=487558+648+788=1994348-272=76158×(972-965)=1106410×2-689=131689+696+540=1925381-65×4=121156-(111-46)=9190×3-13=257201×4+62=866364-24-327=13383-381+119=12110×8+862=94280+911-95=896348×2+204=90061×4-151=93760×(475-468)=5320746-127-584=35124-(304-235)=5582×9+223=961891×(467-458)=801926+320-317=29842-(353-294)=783328-(65+40)=223181-163+160=178298+(958-313)=943199-27×6=37915-350-335=230279×(624-617)=19531/7+4/7=5/7349-(86+69)=194136+(870-74)=93293×8=744501+(641-426)=71671×4+159=44314×8+242=3542/7+3/7=5/7176×(162-157)=880311-73×3=92548-68-256=22478×(462-454)=624289+413+149=851797+304×2=1405734-(206+390)=138182×(846-840)=1092448+(334-185)=59765+221=286158+254-119=293324+80+128=532242-228=14947+924-935=936717-(507+28)=182591-35+57=61337×2=74775+7