三年級(jí)數(shù)學(xué)(上)計(jì)算題專(zhuān)項(xiàng)練習(xí)附答案集錦

三年級(jí)數(shù)學(xué)(上)計(jì)算題專(zhuān)項(xiàng)練習(xí)附答案集錦634-(624-601)=274+(727-40)=105+262=588×4=122+(182-27)=641-369-105=887+294+474=840+318-689=765×4=597-471+174=821+947+420=304-130-160=822-309=682-(488+140)=143×4+11=751-175=308-(414-173)=91+(308-242)=429+(429-51)=945-818=275×5-13=554-(562-425)=646×(608-603)=71+348-274=147+503=189+(935-285)=727+718+854=901×4-908=101+(920-461)=23+117=413×2=302×2+546=801-(143+498)=341×2=940-623+708=370-85×3=472-14=1/5+2/5=434-255+299=121×8+159=376+(406-129)=810-93×2=239-33-187=320-276+64=685-(448+36)=34+243×3=269-176-68=339-181-76=449×2-589=776-149×3=27×(527-521)=506+822-943=822-(378+425)=121+45×8=175×(399-396)=163+57=984-344-16=51+437-112=369+88-316=2/4-1/4=471+526+684=904-(411+201)=164×4=218-107+241=823+913-55=154×6+585=17×2=705+797=4/6-1/6=485-(61+370)=936-219×3=285×(103-97)=75+274=36×4=157+230-77=925×(271-268)=631-(197+151)=381-103-94=18+721-228=347-324+241=750-46×5=59+(201-167)=409+84=321+756+551=539×5=428-94+19=206+65-145=982-691+976=195+135-46=90+399×2=409×2+317=246×(473-467)=360-(109+42)=2/8+3/8=810×3-345=296-(472-260)=229-73×2=396-(163+103)=962-96+894=72-54=261+187×3=225+211=155+27-90=123+183=741×5=444+71×7=154×(43-37)=393×2+369=861-120+729=61×(39-31)=152×3+358=991-98-154=140×6-66=471+(886-484)=134×(144-141)=138×2=67×(299-293)=389+72=349+(363-142)=542×(864-859)=370+302=707-317+302=1/6+4/6=440-(340+43)=513+701-932=583+786-852=477-(316+100)=833-160×2=353-50×2=422×(498-494)=800-(982-257)=685+62×9=622-314-188=358-(179+52)=434-231+199=68×2=793+70×6=949-(131+542)=308+640+462=204-24-147=384-65×3=168+37×2=352-(807-732)=304×7-557=713-215-383=120+224-146=376+537-322=692-210+981=117-(25+43)=109×7=631-260+577=450-162+995=472×(97-89)=375-(81+201)=409-95=114-(174-100)=449-275-46=241×3+137=114-37-41=197+18×9=379-80-288=796×4-193=970+464+726=816-261+420=1/8+2/8=245×4-651=679-475=462+(414-52)=193×5-232=424+(151-130)=91+24=610+(782-99)=462-(358+16)=169×(480-476)=4/7-1/7=358-(330-238)=14+307-64=176-157+132=331-12×3=492-285=274-163+273=769-(734-296)=216+611-48=212×(129-126)=228×5=361+(979-498)=174×4-478=250+(380-63)=421+(972-914)=434+28-111=446+23×3=884+166-424=25+357+408=93×(144-140)=114-(143-87)=571-401+980=427-17=377+84=496-(28+58)=243-55=97×2-127=895×(277-269)=350+78×2=90+326+415=488-28×3=220-127=645+676=827+673-897=413-(109+42)=435-319=358-261-39=361-(477-206)=179×(33-30)=57×6=496-470=237-76=276-(51+32)=86+62=471-(24+143)=131×4-474=181+212+211=808×9-910=548-27×3=602-(161+318)=267-98+87=918-(798-639)=212-(211-116)=177+(61-23)=171×(155-151)=357-140=873+721-655=327+209+310=212×2+45=56+47=366-39-72=389×(653-644)=816×(677-668)=779×6=977-803=905-112+927=483+(240-145)=676+28-558=391-270+342=604+225+94=200+268=205+(261-12)=504-(441-356)=470×9-734=531-43×8=300-(499-333)=405-367+98=178+732-603=467+(414-270)=425-183=20+534+384=36×8=127×6-521=107+(168-110)=918-58-348=321-(53+54)=685-295-123=184×4-157=887+(666-170)=437×2-152=115+19×8=391+95=971-(364-272)=960×8=259+118=172+(382-44)=363-(386-25)=217+59=313-34+39=230+222+540=39+323-310=113×9-960=430-63×3=108+276+348=705+557-913=423-196-90=147×(267-261)=114+(468-80)=567-15+715=778+299+802=306+432=546+56×4=445-32×5=726-(255+404)=262-(462-454)=256×3=324×2-334=435-79×3=819×4=577+561+761=698-353+836=265×2=794-(374+54)=668×6-867=350-(177+38)=51+620+83=92×4=31×(499-494)=331-(25+257)=581+(355-270)=378-(590-471)=349+219+259=431-39×9=887+930=59+119=841-(965-869)=347-(221+110)=677×(972-967)=260-32-204=124×7-286=96×(274-268)=292-(97+38)=91×2-105=231-(485-354)=427×(482-477)=1/4+2/4=96+300=100×3+363=456-224+853=498+665+874=637+809-563=284+172+63=996-(539-305)=178-(282-120)=552×8=70+45+489=121+199-43=664+118-162=62×2+229=115×5=347-164-50=777-182×4=585-(227+323)=162-107=16+(436-423)=77+392-322=3/5-1/5=217-124+315=859+(986-519)=712-110×5=334-(408-132)=122+70×3=958-507+272=886-81×9=57×(429-423)=936-137×6=569+319+819=128-38×2=910-889=479-248-175=383+80=42×3=131×6=393+100×6=51×(344-335)=854-98×7=5/10-3/10=111×(70-63)=217×3-222=372-86-267=47×(177-174)=448+(955-275)=239-(158-92)=299-282=72×5=867+269+744=824+(870-724)=903-462-44=442-44-75=171+(471-411)=580+(874-200)=250×4-465=408-332+391=54×5+578=116+86=118×(225-220)=19+72=297×(489-486)=446-76×2=261-(10+23)=902-241=109×7-38=141+243=207+138=215-(308-215)=141+293×2=968×8=368-34=518+314=880-(268+263)=256-15×7=260+470=46-(419-379)=163×6=39+204-211=971-66×3=384+851+360=414×3=257-42+67=839-(752+43)=35×2-30=437-121×2=414-22×2=278-124-131=70+189=735+434-805=170×3=638×(106-97)=821-53×6=2/8-1/8=500-222=211-202+103=653+401=445×2=933-(716-603)=211-194=585-258-247=218×2=504-(652-496)=480+(316-55)=821-93-187=937+(487-362)=975+(878-242)=264-(486-405)=292-(450-212)=279-195+167=380-91-197=162×4+331=244×(156-153)=296+92-235=244-66=916-317=289+110-284=183×5=849+713-944=174+262=41+(112-92)=768+(888-550)=136+149=150-82+140=240×4-752=864+963-610=378+(305-285)=455-(222-196)=8/9-1/9=996+448-111=52×5-111=4/6+2/6=417-(938-655)=851-(640-291)=217+(839-445)=450×2-11=165+959=886+(323-316)=16+425-350=311-(80+105)=899×3-387=2/5-1/5=453-(339+76)=159-154+54=603-(273+124)=477-(248-177)=37+144-106=185×(27-19)=919-803=4/7+2/7=392-226-87=155×5-451=856+148=125×7=113×(111-108)=150+293+133=837×2-92=20×9-25=709-(85+141)=232+27-35=497-(161+187)=233×2+363=739+(901-599)=732-(222+202)=104×6=876-87-492=715-107-322=982-275-69=169×6-664=464-93-264=164×6+197=105+35-73=187-(63-42)=933-380=35+100+93=605×(531-527)=31×3+201=493-442+649=617+360=927+429=221+(923-107)=613+702+76=258-76=594+192+63=219+57+387=359-155=181×9=205+204=785-224=973+567-554=472-430=360-(175+138)=32×8+44=115×(322-315)=886-(804-541)=1/5+3/5=86×8-616=641-275×2=295×3-292=824-333-372=324-201=642-360+812=50×(393-385)=438+269+244=51+492+414=303×3-222=369+(478-396)=110×3+190=47+112+686=515-58×2=439-155-62=399×(221-212)=204+192-279=67+(28-14)=801+333×2=555×(361-352)=863×9-43=723×6-143=325-33×8=914-440-86=41+(946-925)=908×(535-527)=625-(755-500)=219+(395-169)=486-33×6=37×2-44=989-(142+475)=92+397=47×(83-78)=850+906=344-63+122=820-22=89+83=259×9-611=945-(288-256)=359-257+374=181×2=571×8-728=26×8+71=325-(32+217)=151×6=586×8=913-(861+19)=893-(627-269)=498-76×4=770+(232-81)=744-71-166=65+74×4=769+(741-692)=118+119×7=568-(664-560)=506-(67+116)=739×3-883=624-451=315+259=207-(461-334)=153-68+99=679×(941-938)=162×(425-420)=311×3-736=461-45×4=223+234-354=825+614+943=492-143×3=152+255+545=746-114-126=63-55+278=966-391+798=111×7+97=964-34+683=529×(646-641)=863-67×9=409-41×3=899-757-57=381-40×2=450-145+69=410-29×2=917-15-325=433-(478-119)=12+267-116=457+(450-347)=851-(169+40)=393-(38+315)=3/7-2/7=26+99=771×(734-727)=698+210=523+129-170=275-119+65=629-574+122=677-150-336=127+360+107=146×6=271+66+100=897-731-134=871-179-499=600-281×2=355+87-171=474-153×3=6/9-3/9=809-361+988=441+526+868=481-(176+128)=743+(298-202)=385+260=846-591=537-53×6=590×7-830=705-240+925=440-30-102=667+321-804=232-(457-382)=173-105+360=618+308-428=397×2=700-677=462-339+128=309-71-138=99×(408-404)=482-365+338=450-103-106=480+301=449-(361+77)=343-80=288×(49-46)=32+35+38=336+47×4=927+745+97=435-77-282=269-81-115=272×2=847-(863-124)=780+889+582=43-(364-324)=123×6+921=127×4=127+297-371=86×5=848×3=126×6+870=157×(362-356)=767+763+477=168×3=63×(335-326)=868×4=350-(495-400)=431-48=973×2=814-61-271=292×3+334=324-(142+92)=535-163×3=337-42×7=955×(397-393)=332+(326-111)=968-426-360=876×6-244=681-606+458=158+992-711=390+718=257+233-188=126×8=4/6-2/6=153+26-158=488-74×2=500-63-275=690-475-210=701×6=128×(483-477)=101×9=678+269×2=404-(698-463)=308+(75-67)=590×(171-165)=256+125=270+193=395+359+125=865-(573-41)=832×(217-214)=564+537-301=577-13+206=253+51=354+218+702=229-(483-274)=442-29×2=843-89×2=703-55×9=591×2-301=321+(276-15)=1/7+3/7=293+(420-393)=139+110=26×7=438×2-526=24+347-92=347-64×2=711+49+37=553-(857-505)=229-27×2=10×9=639×3-360=254×2+651=270+530+90=353-77=483-309+55=35+69×5=230+239-446=256+248+332=70×2+513=381+(489-239)=310×9=228×9-225=661+537+718=480-374+209=17×9+41=492-(386-35)=221×2+149=468-(203-177)=233-104×2=25+18×7=906×2=2/6+4/6=295-10=220-67-120=176×4=78×8+205=792+162×3=463-308+264=172×3=4/8-2/8=286-148-65=472-(93+120)=495-191-19=374-342+114=98×3+996=199-164=923+(572-496)=827-65×7=402-(33+51)=283+48=780-97-218=862×2-496=907-615=330-29×4=39+164×3=117+499=217×3=981+729-520=904+472+191=529×8-418=605-11×4=260-64×2=408-(193+43)=150×(328-323)=223-129=171×8-510=362-198-37=301+181×2=342-(74+259)=386×5-718=859-178×2=868-89+474=117×3-158=949+333+896=404+362×2=334-(437-115)=870-(221+451)=441+88+129=506+129×2=741×5-341=325-84=325-227=266+438+286=913-(91+69)=217×6=376-(468-104)=186+190+131=126+599=303+(194-40)=805+715+48=935×(670-666)=416-100=281×5-411=980-167-570=326×2+151=732-(580+31)=708-(688-451)=122+(567-85)=465-62×2=872+37+902=920-(207+14)=3/6+2/6=817+42×9=718+219-344=428+50-119=26+837+671=718-44=359+907=856-810=146-121=316+(141-51)=453-(491-134)=675+767+310=88+(649-254)=367+177+227=224×3-87=463-259=435-261=218×3-247=222+144+463=164+29=479-169=2/10+8/10=764+232=149×(227-221)=460-320-132=487-313=386-234=638-159=843×4-243=801-273×2=86+31×9=913-43×3=98-98+356=262×(565-556)=266-206=709-(196+162)=343-(188+129)=386-(34+352)=841+635-519=345-(371-62)=415-351=600-273=101×(358-354)=832+(918-290)=163+677+13=584-(98+312)=668-604+614=624-(828-300)=381+76=467-(494-97)=42+394-118=799-223=186×4=參考答案634-(624-601)=611274+(727-40)=961105+262=367588×4=2352122+(182-27)=277641-369-105=167887+294+474=1655840+318-689=469765×4=3060597-471+174=300821+947+420=2188304-130-160=14822-309=513682-(488+140)=54143×4+11=583751-175=576308-(414-173)=6791+(308-242)=157429+(429-51)=807945-818=127275×5-13=1362554-(562-425)=417646×(608-603)=323071+348-274=145147+503=650189+(935-285)=839727+718+854=2299901×4-908=2696101+(920-461)=56023+117=140413×2=826302×2+546=1150801-(143+498)=160341×2=682940-623+708=1025370-85×3=115472-14=4581/5+2/5=3/5434-255+299=478121×8+159=1127376+(406-129)=653810-93×2=624239-33-187=19320-276+64=108685-(448+36)=20134+243×3=763269-176-68=25339-181-76=82449×2-589=309776-149×3=32927×(527-521)=162506+822-943=385822-(378+425)=19121+45×8=481175×(399-396)=525163+57=220984-344-16=62451+437-112=376369+88-316=1412/4-1/4=1/4471+526+684=1681904-(411+201)=292164×4=656218-107+241=352823+913-55=1681154×6+585=150917×2=34705+797=15024/6-1/6=3/6485-(61+370)=54936-219×3=279285×(103-97)=171075+274=34936×4=144157+230-77=310925×(271-268)=2775631-(197+151)=283381-103-94=18418+721-228=511347-324+241=264750-46×5=52059+(201-167)=93409+84=493321+756+551=1628539×5=2695428-94+19=353206+65-145=126982-691+976=1267195+135-46=28490+399×2=888409×2+317=1135246×(473-467)=1476360-(109+42)=2092/8+3/8=5/8810×3-345=2085296-(472-260)=84229-73×2=83396-(163+103)=130962-96+894=176072-54=18261+187×3=822225+211=436155+27-90=92123+183=306741×5=3705444+71×7=941154×(43-37)=924393×2+369=1155861-120+729=147061×(39-31)=488152×3+358=814991-98-154=739140×6-66=774471+(886-484)=873134×(144-141)=402138×2=27667×(299-293)=402389+72=461349+(363-142)=570542×(864-859)=2710370+302=672707-317+302=6921/6+4/6=5/6440-(340+43)=57513+701-932=282583+786-852=517477-(316+100)=61833-160×2=513353-50×2=253422×(498-494)=1688800-(982-257)=75685+62×9=1243622-314-188=120358-(179+52)=127434-231+199=40268×2=136793+70×6=1213949-(131+542)=276308+640+462=1410204-24-147=33384-65×3=189168+37×2=242352-(807-732)=277304×7-557=1571713-215-383=115120+224-146=198376+537-322=591692-210+981=1463117-(25+43)=49109×7=763631-260+577=948450-162+995=1283472×(97-89)=3776375-(81+201)=93409-95=314114-(174-100)=40449-275-46=128241×3+137=860114-37-41=36197+18×9=359379-80-288=11796×4-193=2991970+464+726=2160816-261+420=9751/8+2/8=3/8245×4-651=329679-475=204462+(414-52)=824193×5-232=733424+(151-130)=44591+24=115610+(782-99)=1293462-(358+16)=88169×(480-476)=6764/7-1/7=3/7358-(330-238)=26614+307-64=257176-157+132=151331-12×3=295492-285=207274-163+273=384769-(734-296)=331216+611-48=779212×(129-126)=636228×5=1140361+(979-498)=842174×4-478=218250+(380-63)=567421+(972-914)=479434+28-111=351446+23×3=515884+166-424=62625+357+408=79093×(144-140)=372114-(143-87)=58571-401+980=1150427-17=410377+84=461496-(28+58)=410243-55=18897×2-127=67895×(277-269)=7160350+78×2=50690+326+415=831488-28×3=404220-127=93645+676=1321827+673-897=603413-(109+42)=262435-319=116358-261-39=58361-(477-206)=90179×(33-30)=53757×6=342496-470=26237-76=161276-(51+32)=19386+62=148471-(24+143)=304131×4-474=50181+212+211=604808×9-910=6362548-27×3=467602-(161+318)=123267-98+87=256918-(798-639)=759212-(211-116)=117177+(61-23)=215171×(155-151)=684357-140=217873+721-655=939327+209+310=846212×2+45=46956+47=103366-39-72=255389×(653-644)=3501816×(677-668)=7344779×6=4674977-803=174905-112+927=1720483+(240-145)=578676+28-558=146391-270+342=463604+225+94=923200+268=468205+(261-12)=454504-(441-356)=419470×9-734=3496531-43×8=187300-(499-333)=134405-367+98=136178+732-603=307467+(414-270)=611425-183=24220+534+384=93836×8=288127×6-521=241107+(168-110)=165918-58-348=512321-(53+54)=214685-295-123=267184×4-157=579887+(666-170)=1383437×2-152=722115+19×8=267391+95=486971-(364-272)=879960×8=7680259+118=377172+(382-44)=510363-(386-25)=2217+59=276313-34+39=318230+222+540=99239+323-310=52113×9-960=57430-63×3=241108+276+348=732705+557-913=349423-196-90=137147×(267-261)=882114+(468-80)=502567-15+715=1267778+299+802=1879306+432=738546+56×4=770445-32×5=285726-(255+404)=67262-(462-454)=254256×3=768324×2-334=314435-79×3=198819×4=3276577+561+761=1899698-353+836=1181265×2=530794-(374+54)=366668×6-867=3141350-(177+38)=13551+620+83=75492×4=36831×(499-494)=155331-(25+257)=49581+(355-270)=666378-(590-471)=259349+219+259=827431-39×9=80887+930=181759+119=178841-(965-869)=745347-(221+110)=16677×(972-967)=3385260-32-204=24124×7-286=58296×(274-268)=576292-(97+38)=15791×2-105=77231-(485-354)=100427×(482-477)=21351/4+2/4=3/496+300=396100×3+363=663456-224+853=1085498+665+874=2037637+809-563=883284+172+63=519996-(539-305)=762178-(282-120)=16552×8=441670+45+489=604121+199-43=277664+118-162=62062×2+229=353115×5=575347-164-50=133777-182×4=49585-(227+323)=35162-107=5516+(436-423)=2977+392-322=1473/5-1/5=2/5217-124+315=408859+(986-519)=1326712-110×5=162334-(408-132)=58122+70×3=332958-507+272=723886-81×9=15757×(429-423)=342936-137×6=114569+319+819=1707128-38×2=52910-889=21479-248-175=56383+80=46342×3=126131×6=786393+100×6=99351×(344-335)=459854-98×7=1685/10-3/10=2/10111×(70-63)=777217×3-222=429372-86-267=1947×(177-174)=141448+(955-275)=1128239-(158-92)=173299-282=1772×5=360867+269+744=1880824+(870-724)=970903-462-44=397442-44-75=323171+(471-411)=231580+(874-200)=1254250×4-465=535408-332+391=46754×5+578=848116+86=202118×(225-220)=59019+72=91297×(489-486)=891446-76×2=294261-(10+23)=228902-241=661109×7-38=725141+243=384207+138=345215-(308-215)=122141+293×2=727968×8=7744368-34=334518+314=832880-(268+263)=349256-15×7=151260+470=73046-(419-379)=6163×6=97839+204-211=32971-66×3=773384+851+360=1595414×3=1242257-42+67=282839-(752+43)=4435×2-30=40437-121×2=195414-22×2=370278-124-131=2370+189=259735+434-805=364170×3=510638×(106-97)=5742821-53×6=5032/8-1/8=1/8500-222=278211-202+103=112653+401=1054445×2=890933-(716-603)=820211-194=17585-258-247=80218×2=436504-(652-496)=348480+(316-55)=741821-93-187=541937+(487-362)=1062975+(878-242)=1611264-(486-405)=183292-(450-212)=54279-195+167=251380-91-197=92162×4+331=979244×(156-153)=732296+92-235=153244-66=178916-317=599289+110-284=115183×5=915849+713-944=618174+262=43641+(112-92)=61768+(888-550)=1106136+149=285150-82+140=208240×4-752=208864+963-610=1217378+(305-285)=398455-(222-196)=4298/9-1/9=7/9996+448-111=133352×5-111=1494/6+2/6=1417-(938-655)=134851-(640-291)=502217+(839-445)=611450×2-11=889165+959=1124886+(323-316)=89316+425-350=91311-(80+105)=126899×3-387=23102/5-1/5=1/5453-(339+76)=38159-154+54=59603-(273+124)=206477-(248-177)=40637+144-106=75185×(27-19)=1480919-803=1164/7+2/7=6/7392-226-87=79155×5-451=324856+148=1004125×7=875113×(111-108)=339150+293+133=576837×2-92=158220×9-25=155709-(85+141)=483232+27-35=224497-(161+187)=149233×2+363=829739+(901-599)=1041732-(222+202)=308104×6=624876-87-492=297715-107-322=286982-275-69=638169×6-664=350464-93-264=107164×6+197=1181105+35-73=67187-(63-42)=166933-380=55335+100+93=228605×(531-527)=242031×3+201=294493-442+649=700617+360=977927+429=1356221+(923-107)=1037613+702+76=1391258-76=182594+192+63=849219+57+387=663359-155=204181×9=1629205+204=409785-224=561973+567-554=986472-430=42360-(175+138)=4732×8+44=300115×(322-315)=805886-(804-541)=6231/5+3/5=4/586×8-616=72641-275×2=91295×3-292=593824-333-372=119324-201=123642-360+812=109450×(393-385)=400438+269+244=95151+492+414=957303×3-222=687369+(478-396)=451110×3+190=52047+112+686=845515-58×2=399439-155-62=222399×(221-212)=3591204+192-279=11767+(28-14)=81801+333×2=1467555×(361-352)=4995863×9-43=7724723×6-143=4195325-33×8=61914-440-86=38841+(946-925)=62908×(535-527)=7264625-(755-500)=370219+(395-169)=445486-33×6=28837×2-44=30989-(142+475)=37292+397=48947×(83-78)=235850+906=1756344-63+122=403820-22=79889+83=172259×9-611=1720945-(288-256)=913359-257+374=476181×2=362571×8-728=384026×8+71=279325-(32+217)=76151×6=906586×8=4688913-(861+19)=33893-(627-269)=535498-76×4=194770+(232-81)=921744-71-166=50765+74×4=361769+(741-692)=818118+119×7=951568-(664-560)=464506-(67+116)=323739×3-883=1334624-451=173315+259=574207-(461-334)=80153-68+99=184679×(941-938)=2037162×(425-420)=810311×3-736=197461-45×4=281223+234-354=103825+614+943=2382492-143×3=63152+255+545=952746-114-126=50663-55+278=286966-391+798=1373111×7+97=874964-34+683=1613529×(646-641)=2645863-67×9=260409-41×3=286899-757-57=85381-40×2=301450-145+69=374410-29×2=352917-15-325=577433-(478-119)=7412+267-116=163457+(450-347)=560851-(169+40)=642393-(38+315)=403/7-2/7=1/726+99=125771×(734-727)=5397698+210=908523+129-170=482275-119+65=221629-574+122=177677-150-336=191127+360+107=594146×6=876271+66+100=437897-731-134=32871-179-499=193600-281×2=38355+87-171=271474-153×3=156/9-3/9=3/9809-361+988=1436441+526+868=1835481-(176+128)=177743+(298-202)=839385+260=645846-591=255537-53×6=219590×7-830=3300705-240+925=1390440-30-102=308667+321-804=184232-(457-382)=157173-105+360=428618+308-428=498397×2=794700-677=23462-339+128=251309-71-138=10099×(408-404)=396482-365+338=455450-103-106=241480+301=781449-(361+77)=11343-80=263288×(49-46)=86432+35+38=105336+47×4=524927+745+97=1769435-77-282=76269-81-115=73272×2=544847-(863-124)=108780+889+582=225143-(364-324)=3123×6+921=1659127×4=508127+297-371=5386×5=430848×3=2544126×6+870=1626157×(362-356)=942767+763+477=2007168×3=50463×(335-326)=567868×4=3472350-(495-400)=255431-48=383973×2=1946814-61-271=482292×3+334=1210324-(142+92)=90535-163×3=46337-42×7=43955×(397-393)=3820332+(326-111)=547968-426-360=182876×6-244=5012681-606+458=533158+992-711=439390+718=1108257+233-188=302126×8=10084/6-2/6=2/6153+26-158=21488-74×2=340500-63-275=162690-475-210=5701×6=4206128×(483-477)=768101×9=909678+269×2=1216404-(698-463)=169308+(75-67)=316590×(171-165)=3540256+125=381270+193=463395+359+125=879865-(573-41)=333832×(217-214)=2496564+537-301=800577-13+206=770253+51=304354+218+702=1274229-(483-274)=20442-29×2=384843-89×2=665703-