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15×5=392-158+40=457-(220+172)=589+136=128×(277-272)=70×5+713=226+507+33=917-110×2=453×5-350=538+(707-342)=107×5+306=312+331+105=533×8=396×2-766=326+(439-256)=334×2=488+805-207=27×2=154+199+194=435×8-471=370-(448-230)=490-(305+29)=204+526+315=252+96-76=97×(311-304)=235+(490-254)=358-57=12×(89-83)=475-(72+214)=10+13×8=367+638-750=177×5-55=223×5-896=252-98×2=502-(537-343)=991-(273+345)=150×(111-107)=466-(137+307)=810-(972-231)=32×9+470=469-71=829-165+687=196-14-138=84×2=12×8=341-(420-219)=889+524+813=451-(71+213)=4/7+3/7=83+351=405-32×4=816-38-430=85×4+264=204+201=483-52=301-194+295=971+563+687=58×(924-920)=252×4=165-124=88×2=123+123×6=502-265+643=313-(236-51)=201×(729-726)=402-(185+108)=299×3+193=333-239+19=944-(520+150)=639-566-14=493-37×6=117-17×6=606+171×2=767+87×4=573-183+869=812+(853-816)=388×3-539=810×(999-991)=62×(23-16)=441-126×2=855-(336+231)=988-590-305=261-(30+50)=402×(719-716)=747-(481+139)=307×2+243=494-(366+73)=189×3-197=172+233=554+990+255=480-341+316=167+23×4=835×(628-620)=226+(233-127)=362-192+815=717+138×5=97×2+689=906-333-287=93+456=768-153+306=178+299+363=323+152×4=647-(649-83)=305×3=99+446=275+781=459+219=473-268=169×2=361+574+42=446+157=366-63-117=986-328=118+90+179=978-478=965-(894-216)=426×4=887×9-421=552+(768-600)=922+331-332=185×4=659+276-676=699-(709-158)=164×(429-425)=192+(281-266)=485-(90+342)=270×8=52×9-312=491×2-749=144×6-76=568+201+39=3/6+2/6=82×8=406-(292-199)=120×4+631=54-34=514+571=530-476+910=4/9-3/9=537×9=63×8-393=867-261×2=496-371-65=380-112=182-(89-81)=333-242=395-58=755-56×5=252-94×2=153-38×2=17+453+11=51×(135-127)=617-108+141=645×(674-665)=447-(315+36)=117×(156-150)=113×3=381-83-102=256+753-203=548+524-762=102×7-419=183×4-288=140-19×5=121×2=304+853-563=625-157+216=952-(13+102)=604-199×2=196-(299-134)=221-(361-188)=978-(860-796)=454-109-68=60+423-18=891+827+101=540+(696-184)=2/7-1/7=907+(884-680)=1/7+2/7=419-87×2=414-(91-58)=46×(215-207)=675×3-501=309+147=895+714+558=321+726=192+(479-38)=143+(916-446)=62×5=286+201-270=244+43+180=659-186-65=432-306=468×9-873=476-157=226+(437-239)=164+328-248=3/7+2/7=462-(92+291)=42×(214-205)=916+442-520=470-18×7=425-130-228=487-418-34=30×(219-214)=172+309=997-47-253=292-251+154=289-216+211=871-297=491-130×3=101×(55-46)=738×7=169-44×3=854+831=166×(90-85)=531+68+235=969-475+63=315+(263-169)=226×4-271=121×7=607+67+120=199+(541-201)=84+50=234×(305-296)=246+15×7=87×3=40+389+237=100+703+60=333+(139-26)=236×(448-444)=474-(464-302)=3/7+4/7=207+172=949-267×3=64+217×2=897-78=947+431-827=659×(849-846)=850+(958-317)=487-35=523-447+610=130+46+919=478+997+94=802-(756-103)=281-(15+42)=836+(513-345)=11+481-320=91+172=884-208+908=564-89+645=743+857=103+23=334-(375-134)=4/8+2/8=389-225+194=952+548+766=370×2-110=404-(122+93)=381+(394-303)=967-158×5=372+(320-254)=306×3-681=18×3+467=95×(457-454)=780+(166-32)=621-(919-405)=313+317×2=357+362+45=668+946-241=238-(543-381)=98×(167-160)=476+(507-391)=263-26×5=357+129-190=178+443+105=333+(333-101)=370+111-430=908×7=773-228×2=754-(813-370)=95+362-380=279×4-797=7/9+2/9=127+88=291-30-99=860-332×2=937-206+924=773×6=730-(675-312)=414-203-16=820×(321-314)=106+126=488-459+157=173+291=870×2=87+385-324=382+(332-266)=34+115+292=140-(22+102)=585-(989-715)=783-(403-234)=140+122-252=194×3+401=332-95×2=266×8-924=757-(300+173)=76×8-245=267-(50+138)=117×4=91×5=843×(113-110)=907×5=312-158=97×(696-687)=644+850+517=193+263+73=299+325+141=131×6+141=184+282-167=141+162+201=404+54-86=92×(262-258)=81×5=845-(578-418)=398+95×5=705+319-53=257+228-113=285+35-275=922-363-232=412+517-885=333-185+99=460×7=470+(412-63)=84+339×2=523-(395-170)=902+823=872×4-415=172×3-512=162-40+210=998-84-351=44+(80-63)=158-58=50×(215-206)=938-(159+145)=527-65×6=2/8-1/8=68×8+295=399-72×5=69+(551-416)=685+468+984=181+247=366-(599-588)=358-49-136=317-202+144=442+117×2=159+48=474-(208+59)=587-(408-31)=993-837=200-(132-57)=71+148=33×4+69=425-274=227+105=432-290-69=356-71=644×2-572=42+244-37=392-(15+276)=312×3=426-254-171=104+18×5=400+802-584=392-221-16=24×5=594+(424-89)=431+(64-57)=411+860+657=245-127-62=480-62=206×4-114=87+243=122-20×5=368-37-107=690-(480+192)=884×(455-449)=306-30=59+308-320=299+(327-105)=984-(444+94)=159-78=206+(439-230)=317×3-92=447-95×3=159+174=841-591=83-(178-176)=568+(441-231)=409×2-21=923+844+363=403-(211+69)=773+(874-379)=846-104+299=802×6-456=840-(621+163)=63×5+58=399+154=539-311=550×(685-679)=907-(575+300)=123×3+162=400-(563-374)=669-(463+163)=173-(171-103)=89+782+14=300+53×8=81+65×3=739-(712-233)=455-32-253=477-114+49=440+377+252=137×7-569=1/6+4/6=808+413+441=905-35×9=360-37×8=334+300=765-113×4=853-240=705×2=219+(415-40)=198×3-85=157+(254-34)=199×4=994-(35+592)=281-14×8=364+62+49=228-(43+36)=577+504+16=294+(716-183)=115-(275-274)=217+(255-73)=969+(587-178)=307+17×4=463-(83+200)=263×2=847-52-508=918×2=482-(452-64)=203+270-459=170-19×5=50+199=341+(407-398)=2/6+3/6=221-(109+63)=947-120-74=385-242-115=103+242+500=523-30-53=460+(463-78)=468×2+54=379-200=210+281=261+67=726×8-576=315+34×5=46×9-59=938-(276+43)=482-406=882-207-133=322+71-232=31×3=718-273=135-21+114=392-(397-200)=144+58=40×7=140+573+237=569+618=326-74×3=371+64×6=684+(842-64)=196+103-66=718×6-106=175-(19+12)=455-404-22=182+132=45+189+704=483-90×4=448-380+275=254-(149+87)=255+15+693=625-(470-337)=164×2+587=361×2-435=955+(963-740)=480×2-868=781-367+785=802-675-36=680-37×8=466-116-115=95+(99-69)=230+43×4=399+82-52=7/10-2/10=403-85×3=94×(479-473)=273+393-132=277-264+371=418×5-113=60+299-23=39+79+510=851-263=415-28-47=144×3+161=302×(92-86)=457-376-16=755×(273-266)=449-(164-102)=398+80-257=446-(62+237)=327+128=818+491-89=373+416-574=363-101-171=429×4-906=891-177×5=3/9+4/9=411-193+85=716-(607-150)=50+(456-386)=135×6=370-32×5=789+(626-380)=171-159=74×(321-316)=997-604+789=230-118+39=133+174=252-141=140+984-680=390-305=889×2=869-572=315×(58-53)=622-32×8=126×2=999+833-442=64+152×6=96×8-119=60+159-35=629-(805-549)=126×7+113=350-61-64=281-(22+217)=172-(444-392)=91+291-135=744×(722-714)=152+417=246×(306-301)=659×2=544-23×3=614×(326-323)=515-378+791=431-60-155=557-453+964=451+206+757=707-(44+258)=144×3-15=106×8+37=564×7-715=485+221×4=166×5+970=904×(69-66)=886-117×2=589+82×5=211×2+293=4/8-3/8=869+392+845=146+251-238=180×3-208=359×(636-631)=496-145-205=695+792+734=753-102=226+(846-681)=838-(38+571)=560+323=131×7=3/8-2/8=476-468+438=590-410-34=382-298-71=882-60-162=380-(208+156)=477-200-155=1/5+3/5=51×(449-440)=993-(39+499)=186×(487-482)=83-(56-26)=299-37×6=404-254-37=811+(555-549)=54+127=762-691+138=113×2=496-(118+351)=35+47×7=319+(929-451)=170×5-28=340-20×8=997-73+608=381+243+220=723×2=201×4+128=906-320+633=104-(108-38)=437-303+290=324-148=368+101-233=412+(790-299)=3/6-1/6=294×2-369=82-(119-85)=182-167=163×4+267=330-126+67=196×4-295=951×(361-354)=639×(644-640)=771-343-270=207×(445-441)=312-(56-39)=382+101-274=106+692+616=189+690-230=397-(44+34)=99+517+139=814×(55-50)=982-406-164=813-127=711-48-202=426×(186-180)=985-462×2=3/5-1/5=973-626-169=130×4+185=382-145+19=749×8=449-(285-82)=848-(837-501)=433-77+122=488+176+615=99×(389-382)=237+265+225=781-194=474-104-260=31+664+816=128-91+96=342-173=583+809+921=745-278+874=474-155=68+667+227=903-608=837×9=492×8-948=410-190-15=143+29-25=772+821-626=540-29×2=179+471-464=708-(867-259)=552-106-234=871+567-899=231+132=258-78=80×7-529=521+357+49=406-260=821×5-344=750-222=752+(849-177)=792+182=265-(805-719)=43×9=321-227=72×6+336=144×5+153=184×8-970=469+(478-318)=948-(198+329)=494×6-395=320-181+137=367×2-253=964×(617-614)=822-188×4=136×5-51=335-37×7=134+398=479×(301-292)=574-(80-62)=69×(426-422)=89×8=166+261=709-305=826-(16+241)=553+71×6=311+10+26=499-(337+20)=59+(359-133)=236×2=358-(230+27)=893+578+820=215-(256-52)=311+250=187-13×2=520+242=974+754=435×2-775=56×5+29=101×(249-245)=14+(403-28)=94×6=900×2=370+162-206=428×5-762=56+328=767+510=694+601-902=44+92×7=57+43=761+782+539=128+(956-368)=467-(113+308)=305+44-121=150-(306-179)=363-239+26=332-(236+54)=466×6=930+428-540=615-224-179=506×(871-864)=481-157-32=563-(252+107)=140+158=999+34×9=148×3=291×2=193-130+118=383-(345-233)=287+136=153+134-255=481-(370-288)=877-(406+175)=266×(20-17)=470-42×4=343-122+733=335-15-135=197×(692-689)=210+460+89=124+466=821-346=282+202×3=876-59-463=653+368-534=593-173=328-73=164+(187-139)=229-(388-237)=447-273+655=984-(211+325)=927-794+35=305-13×8=483-203-145=231×3=854-221-448=742-20×2=198×(248-243)=410-36×4=177×4-564=491-96×3=665+832=704-419+371=935-109-718=898-(443+241)=301×3+207=125×(189-186)=733-72×5=322-289+427=480-382=3/4-1/4=623-76=364+(122-77)=483+261=158-(434-331)=229-166=889-82=867+182+869=864-442-266=521×6-578=14×(135-132)=428-185+844=428+623-408=766-(328+404)=758×9-95=222-68+256=707-556=708-306-343=105+271=398-311+232=320-214+165=988-548=280+(550-180)=57+(275-13)=765-570=1/5+2/5=418-35×2=983-57×2=591-174×3=837-(939-856)=406×4=74×6-345=802+554=218×3=224-180+131=256×(616-608)=845-153=552+14-419=414-(98+250)=402-36×8=5/6-1/6=4/7-3/7=399-(133-58)=558-(297+250)=575-281+417=140-(359-304)=348-(253-133)=4/8-2/8=324×3-710=400-(32+265)=120×2=564-36×2=260+(267-233)=37+129=38×3+300=828+100×8=810-123×6=628-191-79=130+422×2=257-47=72+(470-411)=434×2-352=80×3=319+107-30=473-(320+67)=508+709-912=78×5=613-(226-105)=279-46×4=542-66+982=122+(392-287)=21+621+167=參考答案15×5=75392-158+40=274457-(220+172)=65589+136=725128×(277-272)=64070×5+713=1063226+507+33=766917-110×2=697453×5-350=1915538+(707-342)=903107×5+306=841312+331+105=748533×8=4264396×2-766=26326+(439-256)=509334×2=668488+805-207=108627×2=54154+199+194=547435×8-471=3009370-(448-230)=152490-(305+29)=156204+526+315=1045252+96-76=27297×(311-304)=679235+(490-254)=471358-57=30112×(89-83)=72475-(72+214)=18910+13×8=114367+638-750=255177×5-55=830223×5-896=219252-98×2=56502-(537-343)=308991-(273+345)=373150×(111-107)=600466-(137+307)=22810-(972-231)=6932×9+470=758469-71=398829-165+687=1351196-14-138=4484×2=16812×8=96341-(420-219)=140889+524+813=2226451-(71+213)=1674/7+3/7=183+351=434405-32×4=277816-38-430=34885×4+264=604204+201=405483-52=431301-194+295=402971+563+687=222158×(924-920)=232252×4=1008165-124=4188×2=176123+123×6=861502-265+643=880313-(236-51)=128201×(729-726)=603402-(185+108)=109299×3+193=1090333-239+19=113944-(520+150)=274639-566-14=59493-37×6=271117-17×6=15606+171×2=948767+87×4=1115573-183+869=1259812+(853-816)=849388×3-539=625810×(999-991)=648062×(23-16)=434441-126×2=189855-(336+231)=288988-590-305=93261-(30+50)=181402×(719-716)=1206747-(481+139)=127307×2+243=857494-(366+73)=55189×3-197=370172+233=405554+990+255=1799480-341+316=455167+23×4=259835×(628-620)=6680226+(233-127)=332362-192+815=985717+138×5=140797×2+689=883906-333-287=28693+456=549768-153+306=921178+299+363=840323+152×4=931647-(649-83)=81305×3=91599+446=545275+781=1056459+219=678473-268=205169×2=338361+574+42=977446+157=603366-63-117=186986-328=658118+90+179=387978-478=500965-(894-216)=287426×4=1704887×9-421=7562552+(768-600)=720922+331-332=921185×4=740659+276-676=259699-(709-158)=148164×(429-425)=656192+(281-266)=207485-(90+342)=53270×8=216052×9-312=156491×2-749=233144×6-76=788568+201+39=8083/6+2/6=5/682×8=656406-(292-199)=313120×4+631=111154-34=20514+571=1085530-476+910=9644/9-3/9=1/9537×9=483363×8-393=111867-261×2=345496-371-65=60380-112=268182-(89-81)=174333-242=91395-58=337755-56×5=475252-94×2=64153-38×2=7717+453+11=48151×(135-127)=408617-108+141=650645×(674-665)=5805447-(315+36)=96117×(156-150)=702113×3=339381-83-102=196256+753-203=806548+524-762=310102×7-419=295183×4-288=444140-19×5=45121×2=242304+853-563=594625-157+216=684952-(13+102)=837604-199×2=206196-(299-134)=31221-(361-188)=48978-(860-796)=914454-109-68=27760+423-18=465891+827+101=1819540+(696-184)=10522/7-1/7=1/7907+(884-680)=11111/7+2/7=3/7419-87×2=245414-(91-58)=38146×(215-207)=368675×3-501=1524309+147=456895+714+558=2167321+726=1047192+(479-38)=633143+(916-446)=61362×5=310286+201-270=217244+43+180=467659-186-65=408432-306=126468×9-873=3339476-157=319226+(437-239)=424164+328-248=2443/7+2/7=5/7462-(92+291)=7942×(214-205)=378916+442-520=838470-18×7=344425-130-228=67487-418-34=3530×(219-214)=150172+309=481997-47-253=697292-251+154=195289-216+211=284871-297=574491-130×3=101101×(55-46)=909738×7=5166169-44×3=37854+831=1685166×(90-85)=830531+68+235=834969-475+63=557315+(263-169)=409226×4-271=633121×7=847607+67+120=794199+(541-201)=53984+50=134234×(305-296)=2106246+15×7=35187×3=26140+389+237=666100+703+60=863333+(139-26)=446236×(448-444)=944474-(464-302)=3123/7+4/7=1207+172=379949-267×3=14864+217×2=498897-78=819947+431-827=551659×(849-846)=1977850+(958-317)=1491487-35=452523-447+610=686130+46+919=1095478+997+94=1569802-(756-103)=149281-(15+42)=224836+(513-345)=100411+481-320=17291+172=263884-208+908=1584564-89+645=1120743+857=1600103+23=126334-(375-134)=934/8+2/8=6/8389-225+194=358952+548+766=2266370×2-110=630404-(122+93)=189381+(394-303)=472967-158×5=177372+(320-254)=438306×3-681=23718×3+467=52195×(457-454)=285780+(166-32)=914621-(919-405)=107313+317×2=947357+362+45=764668+946-241=1373238-(543-381)=7698×(167-160)=686476+(507-391)=592263-26×5=133357+129-190=296178+443+105=726333+(333-101)=565370+111-430=51908×7=6356773-228×2=317754-(813-370)=31195+362-380=77279×4-797=3197/9+2/9=1127+88=215291-30-99=162860-332×2=196937-206+924=1655773×6=4638730-(675-312)=367414-203-16=195820×(321-314)=5740106+126=232488-459+157=186173+291=464870×2=174087+385-324=148382+(332-266)=44834+115+292=441140-(22+102)=16585-(989-715)=311783-(403-234)=614140+122-252=10194×3+401=983332-95×2=142266×8-924=1204757-(300+173)=28476×8-245=363267-(50+138)=79117×4=46891×5=455843×(113-110)=2529907×5=4535312-158=15497×(696-687)=873644+850+517=2011193+263+73=529299+325+141=765131×6+141=927184+282-167=299141+162+201=504404+54-86=37292×(262-258)=36881×5=405845-(578-418)=685398+95×5=873705+319-53=971257+228-113=372285+35-275=45922-363-232=327412+517-885=44333-185+99=247460×7=3220470+(412-63)=81984+339×2=762523-(395-170)=298902+823=1725872×4-415=3073172×3-512=4162-40+210=332998-84-351=56344+(80-63)=61158-58=10050×(215-206)=450938-(159+145)=634527-65×6=1372/8-1/8=1/868×8+295=839399-72×5=3969+(551-416)=204685+468+984=2137181+247=428366-(599-588)=355358-49-136=173317-202+144=259442+117×2=676159+48=207474-(208+59)=207587-(408-31)=210993-837=156200-(132-57)=12571+148=21933×4+69=201425-274=151227+105=332432-290-69=73356-71=285644×2-572=71642+244-37=249392-(15+276)=101312×3=936426-254-171=1104+18×5=194400+802-584=618392-221-16=15524×5=120594+(424-89)=929431+(64-57)=438411+860+657=1928245-127-62=56480-62=418206×4-114=71087+243=330122-20×5=22368-37-107=224690-(480+192)=18884×(455-449)=5304306-30=27659+308-320=47299+(327-105)=521984-(444+94)=446159-78=81206+(439-230)=415317×3-92=859447-95×3=162159+174=333841-591=25083-(178-176)=81568+(441-231)=778409×2-21=797923+844+363=2130403-(211+69)=123773+(874-379)=1268846-104+299=1041802×6-456=4356840-(621+163)=5663×5+58=373399+154=553539-311=228550×(685-679)=3300907-(575+300)=32123×3+162=531400-(563-374)=211669-(463+163)=43173-(171-103)=10589+782+14=885300+53×8=72481+65×3=276739-(712-233)=260455-32-253=170477-114+49=412440+377+252=1069137×7-569=3901/6+4/6=5/6808+413+441=1662905-35×9=590360-37×8=64334+300=634765-113×4=313853-240=613705×2=1410219+(415-40)=594198×3-85=509157+(254-34)=377199×4=796994-(35+592)=367281-14×8=169364+62+49=475228-(43+36)=149577+504+16=1097294+(716-183)=827115-(275-274)=114217+(255-73)=399969+(587-178)=1378307+17×4=375463-(83+200)=180263×2=526847-52-508=287918×2=1836482-(452-64)=94203+270-459=14170-19×5=7550+199=249341+(407-398)=3502/6+3/6=5/6221-(109+63)=49947-120-74=753385-242-115=28103+242+500=845523-30-53=440460+(463-78)=845468×2+54=990379-200=179210+281=491261+67=328726×8-576=5232315+34×5=48546×9-59=355938-(276+43)=619482-406=76882-207-133=542322+71-232=16131×3=93718-273=445135-21+114=228392-(397-200)=195144+58=20240×7=280140+573+237=950569+618=1187326-74×3=104371+64×6=755684+(842-64)=1462196+103-66=233718×6-106=4202175-(19+12)=144455-404-22=29182+132=31445+189+704=938483-90×4=123448-380+275=343254-(149+87)=18255+15+693=963625-(470-337)=492164×2+587=915361×2-435=287955+(963-740)=1178480×2-868=92781-367+785=1199802-675-36=91680-37×8=384466-116-115=23595+(99-69)=125230+43×4=402399+82-52=4297/10-2/10=5/10403-85×3=14894×(479-473)=564273+393-132=534277-264+371=384418×5-113=197760+299-23=33639+79+510=628851-263=588415-28-47=340144×3+161=593302×(92-86)=1812457-376-16=65755×(273-266)=5285449-(164-102)=387398+80-257=221446-(62+237)=147327+128=455818+491-89=1220373+416-574=215363-101-171=91429×4-906=810891-177×5=63/9+4/9=7/9411-193+85=303716-(607-150)=25950+(456-386)=120135×6=810370-32×5=210789+(626-380)=1035171-159=1274×(321-316)=370997-604+789=1182230-118+39=151133+174=307252-141=111140+984-680=444390-305=85889×2=1778869-572=297315×(58-53)=1575622-32×8=366126×2=252999+833-442=139064+152×6=97696×8-119=64960+159-35=184629-(805-549)=373126×7+113=995350-61-64=225281-(22+217)=42172-(444-392)=12091+291-135=247744×(722-714)=5952152+417=569246×(306-301)=1230659×2=1318544-23×3=475614×(326-323)=1842515-378+791=928431-60-155=216557-453+964=1068451+206+757=1414707-(44+258)=405144×3-15=417106×8+37=885564×7-715=3233485+221×4=1369166×5+970=1800904×(69-66)=2712886-117×2=652589+82×5=999211×2+293=7154/8-3/8=1/8869+392+845=2106146+251-238=159180×3-208=332359×(636-631)=1795496-145-205=146695+792+734=2221753-102=651226+(846-681)=391838-(38+571)=229560+323=883131×7=9173/8-2/8=1/8476-468+438=446590-410-34=146382-298-71=13882-60-162=660380-(208+156)=16477-200-155=1221/5+3/5=4/551×(449-440)=459993-(39+499)=455186×(487-482)=93083-(56-26)=53299-37×6=77404-254-37=113811+(555-549)=81754+127=181762-691+138=209113×2=226496-(118+351)=2735+47×7=364319+(929-451)=797170×5-28=822340-20×8=180997-73+608=1532381+243+220=844723×2=1446201×4+128=932906-320+633=1219104-(108-38)=34437-303+290=424324-148=176368+101-233=236412+(790-299)=9033/6-1/6=2/6294×2-369=21982-(119-85)=48182-167=15163×4+267=919330-126+67=271196×4-295=489951×(361-354)=6657639×(644-640)=2556771-343-270=158207×(445-441)=828312-(56-39)=295382+101-274=209106+692+616=1414189+690-230=649397-(44+34)=31999+517+139=755814×(55-50)=4070982-406-164=412813-127=686711-48-202=461426×(186-180)=2556985-462×2=613/5-1/5=2/5973-626-169=178130×4+185=705382-145+19=256749×8=5992449-(285-82)=246848-(837-501)=512433-77+122=478488+176+615=127999×(389-382)=693237+265+225=727781-194=587474-104-260=11031+664+816=1511128-91+96=133342-173=169583+809+921=2313745-278+874=1341474-155=31968+667+227=962903-608=295837×9=7533492×8-948=2988410-190-15=205143+29-25=147772+821-626=967540-29×2=482179+471-464=186708-(867-259)=100552-106-234=212871+567-899=539231+132=363258-78=18080×7-529=31521+357+49=927406-260=146821×5-344=3761750-222=528752+(849-177)=1424792+182=974265-(805-719)=17943×9=387321-227=9472×6+336=768144×5+153=873184×8-970=502469+(478-318)=629948-(198+329)=421494×6-395=2569320-181+137=276367×2-253=481964×(617-614)=2892822-188×4=70136×5-51=629335-37×7=76134+398=532479×(301-292)=4311574-(80-62)=55669×(426-422)=27689×8=712166+261=427709-305=404826-(16+241)=569553+71×