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三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦281×(74-71)=454-325+656=471×4=209-112+74=372-48×5=461-38-172=783-20×6=120+110=471-(72+165)=219-35×2=401-178=188×4+747=62+(950-17)=160+(143-98)=315-53=448-(292-247)=238×(464-459)=451×(323-315)=600-538-58=3/10+6/10=632×(890-883)=11+507+334=673×(868-860)=249+161+452=40×3=343+15-272=335×2+308=65×3+96=431×2+44=838-303=41×9+740=290×3=995-(362+452)=38×7+43=114×6-175=192×4=210×(111-107)=202+28+25=87+(290-148)=628-281-19=164×(726-721)=414-28-369=524+266+137=194-56-66=192-88=684×7-137=86-12=425+479-343=178+64=257-46×3=978-336+980=644+54×6=630+105+234=4/8-2/8=886-(216+78)=904+(885-865)=488-76-90=138+308-13=493×5=439-379+44=523+879+323=168×5+196=951×4=11×3+771=68+215=962-432×2=208+355=301-(160+22)=548+594+50=314-116-34=891×(279-274)=420-105×2=352×(972-963)=387-361+136=472×2=784-181-303=16+578+16=454+(230-228)=348+452=777-474=96+182-204=80×3-90=94×9-367=200+691-37=193+326×2=335×2=249+172-341=576-81+723=182+781=774×6=907-292-556=464+(949-219)=748×(851-842)=155×4-541=217×(780-772)=341+112-79=4/7-1/7=50+341-216=750-89=696-422-176=391-69×5=454+510+218=426+(357-274)=500-(261+69)=428-192=94+155=913-147+879=5/8-1/8=127×6=491-238=736+39+742=449-299+30=63×(390-383)=172×4-613=247-190=82×3=412-176×2=27+616+244=317-102×3=214-181=366×2=479-47×8=948-57+366=453+775=383-31=103×9-272=76-23+213=237-42+112=260+404=321+133=370-26×2=707×7-425=230-84+975=564-(735-191)=428-(217+105)=863+456=459×(154-150)=597-65×5=935-473=698×8=320-(136+90)=14×(295-287)=485-179+11=612×2-266=940-102-770=801-146=335-141-39=382+(228-89)=415+760+843=363×2+224=292-50×4=160×5-480=210+997+323=1/3+2/3=810-(713-169)=282-46-104=906-757-86=505×2=905+(221-142)=658+(351-128)=149+(354-111)=493-181-137=53×(175-168)=301×3=709+157×6=627-(988-951)=468-143-257=62×9+20=894-155-146=450-14-246=483+54-102=168+97=391+272×3=905+782-720=86+483+257=676-61×4=212+88×5=139+140+450=970-98×5=124×3=403-(198+153)=642×4-398=65+241-194=122+42×4=855+799-946=29×(248-243)=498-476+54=865-(465-326)=961-(794-740)=206×(969-966)=125×2=430+78+878=384×5=772+639-915=114×(330-321)=804×6-821=440-(56+280)=283-54×3=321+89=865-452-241=122×2+408=221-(430-290)=307-134×2=236-(252-211)=958+455=798-74-144=208-44+89=438-(81+236)=19+65=247+696-716=402+(118-108)=13+237+457=490-121=382+202=134-109=291-157=392+(763-705)=25+27=403×4-531=281×3+150=164+293+245=252-232+114=71×7=677+875=122+(484-247)=478+94=332×(179-176)=454-28×2=210×(418-411)=3/9-1/9=101+287=893-230-186=887-239×2=488×2=926-60×8=692-650+704=937+762+30=450-293-23=1/4+2/4=220+581-797=387-30-185=36+341-143=318-(186-10)=843-160+292=227-(60+18)=655×6-960=3/7-1/7=913-739=390×3-537=501×8-300=642-50=79+377=929+218=780+(806-350)=806-90+215=82×(372-369)=146-(347-218)=491-(178-141)=242-(382-141)=60×(167-158)=834+823+826=223+352+413=109+359=172+281=807×(218-214)=211+181=873×3=157×(121-118)=491+119×5=49+63=759-435-17=426+63-429=188+703+53=492-15=207+242-18=559-484=658-494+591=227-(502-470)=176-(350-333)=981+323×2=435-(323-87)=699-483=483-25=469-(131+89)=498-(162+250)=387+278-503=931-(340+548)=339-157×2=393-(44+310)=227-116+255=353-90=185×2+746=500-488+118=480-189+72=935+683=10×3+12=80×(99-96)=391-34×3=898-151=177+956-693=112×6-131=89×9+65=275×3-136=405-155×2=223-214+40=868-56×3=966+297+185=590-(652-466)=61×2+293=433-342=275-(354-209)=2/9+6/9=86×4-338=485-68×5=742×(234-227)=519×4-822=119×4=374-(58+14)=737-32×2=982-731=441-(394-252)=658-23-443=250-55-101=459+103×4=809×9-334=4/9-1/9=355×5=743-(892-881)=102+712+715=165+321=401+(402-146)=264-(444-263)=147+432=302+28-224=689-(495-377)=348+60+286=381+(482-47)=473-53×5=75+103=954-(456-302)=112×5+415=756+(723-689)=316+116=596-64×6=156-(86-12)=212×(62-59)=209-(185-21)=411-240+165=379+36-28=624-411=119×(339-334)=191+117+315=346-25×2=345+578+400=450-87×4=217-(236-60)=585-334+830=850-(116+476)=90×(87-82)=506-106×4=403-144-137=582+903=181+270=92+77×4=484×6-612=368-(287+31)=747×(834-829)=72×9-600=902+13×4=283+726-565=202+224-261=906+(311-205)=206-127=104+168+107=714+829+168=304-210=355-(315-119)=303+(317-271)=11+(403-397)=972+699-72=777-421+942=487-283-89=908-(934-217)=168-115+91=567-74×6=121+170=538+78+43=549×(697-690)=80+406=346-156=312-40+70=77×6+773=108×7+462=396-(119-60)=322+(221-40)=141×9-754=812-457-24=847-(25+338)=820-55×5=371-(111+135)=475+(415-184)=460-(775-447)=508+(697-10)=883-491+602=438×2-753=667-358+374=84+(669-523)=411-368+217=140-(26+108)=140+244+55=448-(155-141)=353-314+53=301-(74+84)=715×4=60+133=180+(281-148)=137+310+223=480-402=645-(25+501)=310+303×2=349×(51-42)=509×4-50=65-19+262=119×(219-215)=686-655-31=299-56=42+357-234=123+791+11=652+70×5=383+146×3=393+(785-322)=176×5+435=215-(448-392)=901-113×5=60×4=485-(439+32)=367-183+12=425+284×2=992+157-961=51×3=451-(85-60)=979-89+75=235+74-154=145+842-412=642-71+293=977-(174-171)=111×3+236=321-54-34=314-63+220=356+144-480=232+139-53=2/7+3/7=39+37×6=136-72=599×(218-214)=316×2-110=57+(486-238)=553-(168+269)=683-144=500-122-378=492-400+244=439+100×2=786×3=84+56=720+484-566=617-(796-222)=3/6-1/6=32+177=377-84×2=947-694+33=320+41+454=395-208=790-(317-14)=224-74×3=672-585=681-(201+137)=189×2=487-79-86=393×(521-518)=548×6-891=301+16×2=172×6=359×2=576×7-168=57+973-171=518×7=131+189=250×3-497=81×8+840=299-262+143=233×4-149=70+(511-226)=320+943-207=148+270-211=362-(359-230)=969-699+649=13+(454-402)=332+(204-90)=549-136+663=156×(361-355)=518-486=92×9-91=318+101=533-102-253=115×(409-402)=972×3=19+22×5=671-123×4=455-56×8=423+49×9=148×5-621=179-(33+81)=436×(246-240)=386-(133+31)=931-770-122=218×4-457=242+(571-184)=408-(202+39)=360-57-11=243-89×2=551+314+425=109×(313-308)=472-102=478×7=57×4-17=877×(86-81)=246+389+897=716×8=487-(52+145)=884-200-641=28+53=440-(326-57)=43+759-204=212×4+21=57+983+129=883+891+423=783-765+152=874+(325-247)=378×3-300=126-(433-320)=5/10+3/10=32×(333-328)=541+525+96=933-111=630×5-246=602-106-484=924+927-745=169×3-474=386+173+104=127+322=652+185-455=342-30×6=444-81=216+13-173=332-319=206+(385-283)=52×8+598=94×9=101×8=221+(661-443)=787+(905-278)=873-206+274=222+(400-80)=164-44-65=228+101=167+606=377×3-958=461-238+235=134×(269-266)=974+663-824=688×(477-470)=654-408=444-35-404=433-74-146=341×3-832=739+(656-335)=969-242-428=429+420+150=228-(178+38)=734-17×6=354-(41+265)=175+212-189=544+600+577=382×2-68=709-(30+67)=203-(347-181)=1/7+5/7=305-29=571-470+741=96×(301-294)=317+98-77=174-118+335=41×8+668=195×3=192+(407-136)=826×7-314=5/8-2/8=84+208-163=464-101=651-126=854+374+359=318+116=2/7+4/7=739-(298+346)=303-224+69=70+321=184+79=140×(26-19)=442+(614-14)=307-45-208=618-25×3=167+323=992×5=968-861+581=789-186=964+(728-692)=460-(71+292)=123×5=92+315×2=490-126-16=190+117-156=444+942+26=341-(216+56)=383-190=1/5+2/5=132×7=2/3-1/3=322-49-254=616×4=421-182×2=669+307+962=987-288-482=29×4+904=967-216×2=318+(433-124)=934-(394-209)=104×(374-370)=691+57+699=707-(598-370)=718-(185+132)=523×(764-758)=340-(100+140)=271+224=953-95+763=372+91-30=384+124×4=664-29-228=313×9=702×8-855=496-251+166=328×4-615=485-74×6=254-144-90=16+353+357=173+477=390+551+10=125×6+566=349-(429-103)=172×3=47×(102-93)=116+18×9=901-(682+172)=331+359-410=883-(713-656)=802-(666-359)=29+240-43=368+557+316=989-(904-128)=216×8-115=281+135-246=486×2=262-(632-394)=230×6=481-152×2=934-72-297=621-(33+179)=147×(150-144)=649-155-356=155×(317-313)=4/8+2/8=375-(33+133)=303+160=43+432-71=357+97=252+184-126=267+(442-10)=554+132×2=280-(77+27)=487-58=750-230×3=73×(226-222)=243-15×8=454+(427-356)=237+214=261+18×4=759-(161+281)=963×5=130+731+89=157×(51-45)=130+246+549=217+204-369=996+(405-257)=290-216+54=996-24×7=600-54×6=211+790-519=160+(240-40)=200-(156-11)=301+(507-300)=18×7+83=995-(242+135)=295+63×4=422+340=430×2-200=148×3-355=739×(756-753)=431-111-14=468-281-149=167×(183-179)=299+796-525=460×6=139×7-469=73+(388-123)=546-263+801=142+161=13+(256-223)=325×(279-276)=37×3=101+26=291+(255-98)=656-(717-449)=255-(450-311)=269-(50+23)=913-(129+370)=671×5-421=248-137=252-178=22×7=407-119+31=27+30=179+923-349=59+182-156=88×4-168=220×2=403-270=453+880-779=634-(288+27)=369-(12+183)=4/7+2/7=360×2-570=685-(116+37)=49+450+642=273-45×6=54×2=265+194=786+554+97=687×4-428=522-210=349×7-109=77+(483-472)=940×(328-321)=487-358-108=643+217=991-11=25-15+234=336-21=330+(444-402)=750-548-173=86-68=97×6+783=14×(777-770)=292+147-245=199-19-53=488+29×9=29×5=425-197×2=970-(623-348)=107×3=948-(873-172)=431-(57+122)=265+328+333=620×2-566=714+(391-346)=500-54×8=266-(36+155)=778+156×5=379-(284-74)=212+279=749-118×5=424-(187+10)=214-(392-375)=963-(43+275)=823×5=853+338+649=472+100×4=234-220=899-(311+433)=292-32×9=78×4+650=684-(311+366)=605-83×4=779-(111+257)=311-(323-152)=472-233×2=400-98+169=162+(805-556)=105×9-478=245×2=870×4-904=900-694+561=660+429-822=524-102-146=216+240×2=321-104+123=386-(195-49)=459-425+212=4/8-1/8=374-(854-683)=561-30-386=428-82=332×2=947-(195+590)=433×2-747=57×7-158=560-46×4=218+44-117=68+244+568=968-409-286=367+(806-86)=45×8=4/6-1/6=98×(366-357)=4/9+5/9=144-13×8=491+694+730=314-157=190-(358-186)=383-64=408-243-155=660+977+686=984×6=31+569+115=146×(431-427)=132×2=230+(491-394)=167-17×5=403-(312-239)=740-(640-621)=144×9-624=367+(463-300)=527×(55-46)=481+(714-324)=361-(66+26)=392-(461-114)=704+(770-348)=365×2=229-171-58=160+(456-314)=33+68-10=992-(251+702)=307×3-793=244+19+111=2/4-1/4=648-(210+374)=參考答案281×(74-71)=843454-325+656=785471×4=1884209-112+74=171372-48×5=132461-38-172=251783-20×6=663120+110=230471-(72+165)=234219-35×2=149401-178=223188×4+747=149962+(950-17)=995160+(143-98)=205315-53=262448-(292-247)=403238×(464-459)=1190451×(323-315)=3608600-538-58=43/10+6/10=9/10632×(890-883)=442411+507+334=852673×(868-860)=5384249+161+452=86240×3=120343+15-272=86335×2+308=97865×3+96=291431×2+44=906838-303=53541×9+740=1109290×3=870995-(362+452)=18138×7+43=309114×6-175=509192×4=768210×(111-107)=840202+28+25=25587+(290-148)=229628-281-19=328164×(726-721)=820414-28-369=17524+266+137=927194-56-66=72192-88=104684×7-137=465186-12=74425+479-343=561178+64=242257-46×3=119978-336+980=1622644+54×6=968630+105+234=9694/8-2/8=2/8886-(216+78)=592904+(885-865)=924488-76-90=322138+308-13=433493×5=2465439-379+44=104523+879+323=1725168×5+196=1036951×4=380411×3+771=80468+215=283962-432×2=98208+355=563301-(160+22)=119548+594+50=1192314-116-34=164891×(279-274)=4455420-105×2=210352×(972-963)=3168387-361+136=162472×2=944784-181-303=30016+578+16=610454+(230-228)=456348+452=800777-474=30396+182-204=7480×3-90=15094×9-367=479200+691-37=854193+326×2=845335×2=670249+172-341=80576-81+723=1218182+781=963774×6=4644907-292-556=59464+(949-219)=1194748×(851-842)=6732155×4-541=79217×(780-772)=1736341+112-79=3744/7-1/7=3/750+341-216=175750-89=661696-422-176=98391-69×5=46454+510+218=1182426+(357-274)=509500-(261+69)=170428-192=23694+155=249913-147+879=16455/8-1/8=4/8127×6=762491-238=253736+39+742=1517449-299+30=18063×(390-383)=441172×4-613=75247-190=5782×3=246412-176×2=6027+616+244=887317-102×3=11214-181=33366×2=732479-47×8=103948-57+366=1257453+775=1228383-31=352103×9-272=65576-23+213=266237-42+112=307260+404=664321+133=454370-26×2=318707×7-425=4524230-84+975=1121564-(735-191)=20428-(217+105)=106863+456=1319459×(154-150)=1836597-65×5=272935-473=462698×8=5584320-(136+90)=9414×(295-287)=112485-179+11=317612×2-266=958940-102-770=68801-146=655335-141-39=155382+(228-89)=521415+760+843=2018363×2+224=950292-50×4=92160×5-480=320210+997+323=15301/3+2/3=1810-(713-169)=266282-46-104=132906-757-86=63505×2=1010905+(221-142)=984658+(351-128)=881149+(354-111)=392493-181-137=17553×(175-168)=371301×3=903709+157×6=1651627-(988-951)=590468-143-257=6862×9+20=578894-155-146=593450-14-246=190483+54-102=435168+97=265391+272×3=1207905+782-720=96786+483+257=826676-61×4=432212+88×5=652139+140+450=729970-98×5=480124×3=372403-(198+153)=52642×4-398=217065+241-194=112122+42×4=290855+799-946=70829×(248-243)=145498-476+54=76865-(465-326)=726961-(794-740)=907206×(969-966)=618125×2=250430+78+878=1386384×5=1920772+639-915=496114×(330-321)=1026804×6-821=4003440-(56+280)=104283-54×3=121321+89=410865-452-241=172122×2+408=652221-(430-290)=81307-134×2=39236-(252-211)=195958+455=1413798-74-144=580208-44+89=253438-(81+236)=12119+65=84247+696-716=227402+(118-108)=41213+237+457=707490-121=369382+202=584134-109=25291-157=134392+(763-705)=45025+27=52403×4-531=1081281×3+150=993164+293+245=702252-232+114=13471×7=497677+875=1552122+(484-247)=359478+94=572332×(179-176)=996454-28×2=398210×(418-411)=14703/9-1/9=2/9101+287=388893-230-186=477887-239×2=409488×2=976926-60×8=446692-650+704=746937+762+30=1729450-293-23=1341/4+2/4=3/4220+581-797=4387-30-185=17236+341-143=234318-(186-10)=142843-160+292=975227-(60+18)=149655×6-960=29703/7-1/7=2/7913-739=174390×3-537=633501×8-300=3708642-50=59279+377=456929+218=1147780+(806-350)=1236806-90+215=93182×(372-369)=246146-(347-218)=17491-(178-141)=454242-(382-141)=160×(167-158)=540834+823+826=2483223+352+413=988109+359=468172+281=453807×(218-214)=3228211+181=392873×3=2619157×(121-118)=471491+119×5=108649+63=112759-435-17=307426+63-429=60188+703+53=944492-15=477207+242-18=431559-484=75658-494+591=755227-(502-470)=195176-(350-333)=159981+323×2=1627435-(323-87)=199699-483=216483-25=458469-(131+89)=249498-(162+250)=86387+278-503=162931-(340+548)=43339-157×2=25393-(44+310)=39227-116+255=366353-90=263185×2+746=1116500-488+118=130480-189+72=363935+683=161810×3+12=4280×(99-96)=240391-34×3=289898-151=747177+956-693=440112×6-131=54189×9+65=866275×3-136=689405-155×2=95223-214+40=49868-56×3=700966+297+185=1448590-(652-466)=40461×2+293=415433-342=91275-(354-209)=1302/9+6/9=8/986×4-338=6485-68×5=145742×(234-227)=5194519×4-822=1254119×4=476374-(58+14)=302737-32×2=673982-731=251441-(394-252)=299658-23-443=192250-55-101=94459+103×4=871809×9-334=69474/9-1/9=3/9355×5=1775743-(892-881)=732102+712+715=1529165+321=486401+(402-146)=657264-(444-263)=83147+432=579302+28-224=106689-(495-377)=571348+60+286=694381+(482-47)=816473-53×5=20875+103=178954-(456-302)=800112×5+415=975756+(723-689)=790316+116=432596-64×6=212156-(86-12)=82212×(62-59)=636209-(185-21)=45411-240+165=336379+36-28=387624-411=213119×(339-334)=595191+117+315=623346-25×2=296345+578+400=1323450-87×4=102217-(236-60)=41585-334+830=1081850-(116+476)=25890×(87-82)=450506-106×4=82403-144-137=122582+903=1485181+270=45192+77×4=400484×6-612=2292368-(287+31)=50747×(834-829)=373572×9-600=48902+13×4=954283+726-565=444202+224-261=165906+(311-205)=1012206-127=79104+168+107=379714+829+168=1711304-210=94355-(315-119)=159303+(317-271)=34911+(403-397)=17972+699-72=1599777-421+942=1298487-283-89=115908-(934-217)=191168-115+91=144567-74×6=123121+170=291538+78+43=659549×(697-690)=384380+406=486346-156=190312-40+70=34277×6+773=1235108×7+462=1218396-(119-60)=337322+(221-40)=503141×9-754=515812-457-24=331847-(25+338)=484820-55×5=545371-(111+135)=125475+(415-184)=706460-(775-447)=132508+(697-10)=1195883-491+602=994438×2-753=123667-358+374=68384+(669-523)=230411-368+217=260140-(26+108)=6140+244+55=439448-(155-141)=434353-314+53=92301-(74+84)=143715×4=286060+133=193180+(281-148)=313137+310+223=670480-402=78645-(25+501)=119310+303×2=916349×(51-42)=3141509×4-50=198665-19+262=308119×(219-215)=476686-655-31=0299-56=24342+357-234=165123+791+11=925652+70×5=1002383+146×3=821393+(785-322)=856176×5+435=1315215-(448-392)=159901-113×5=33660×4=240485-(439+32)=14367-183+12=196425+284×2=993992+157-961=18851×3=153451-(85-60)=426979-89+75=965235+74-154=155145+842-412=575642-71+293=864977-(174-171)=974111×3+236=569321-54-34=233314-63+220=471356+144-480=20232+139-53=3182/7+3/7=5/739+37×6=261136-72=64599×(218-214)=2396316×2-110=52257+(486-238)=305553-(168+269)=116683-144=539500-122-378=0492-400+244=336439+100×2=639786×3=235884+56=140720+484-566=638617-(796-222)=433/6-1/6=2/632+177=209377-84×2=209947-694+33=286320+41+454=815395-208=187790-(317-14)=487224-74×3=2672-585=87681-(201+137)=343189×2=378487-79-86=322393×(521-518)=1179548×6-891=2397301+16×2=333172×6=1032359×2=718576×7-168=386457+973-171=859518×7=3626131+189=320250×3-497=25381×8+840=1488299-262+143=180233×4-149=78370+(511-226)=355320+943-207=1056148+270-211=207362-(359-230)=233969-699+649=91913+(454-402)=65332+(204-90)=446549-136+663=1076156×(361-355)=936518-486=3292×9-91=737318+101=419533-102-253=178115×(409-402)=805972×3=291619+22×5=129671-123×4=179455-56×8=7423+49×9=864148×5-621=119179-(33+81)=65436×(246-240)=2616386-(133+31)=222931-770-122=39218×4-457=415242+(571-184)=629408-(202+39)=167360-57-11=292243-89×2=65551+314+425=1290109×(313-308)=545472-102=370478×7=334657×4-17=211877×(86-81)=4385246+389+897=1532716×8=5728487-(52+145)=290884-200-641=4328+53=81440-(326-57)=17143+759-204=598212×4+21=86957+983+129=1169883+891+423=2197783-765+152=170874+(325-247)=952378×3-300=834126-(433-320)=135/10+3/10=8/1032×(333-328)=160541+525+96=1162933-111=822630×5-246=2904602-106-484=12924+927-745=1106169×3-474=33386+173+104=663127+322=449652+185-455=382342-30×6=162444-81=363216+13-173=56332-319=13206+(385-283)=30852×8+598=101494×9=846101×8=808221+(661-443)=439787+(905-278)=1414873-206+274=941222+(400-80)=542164-44-65=55228+101=329167+606=773377×3-958=173461-238+235=458134×(269-266)=402974+663-824=813688×(477-470)=4816654-408=246444-35-404=5433-74-146=213341×3-832=191739+(656-335)=1060969-242-428=299429+420+150=999228-(178+38)=12734-17×6=632354-(41+265)=48175+212-189=198544+600+577=1721382×2-68=696709-(30+67)=612203-(347-181)=371/7+5/7=6/7305-29=276571-470+741=84296×(301-294)=672317+98-77=338174-118+335=39141×8+668=996195×3=585192+(407-136)=463826×7-314=54685/8-2/8=3/884+208-163=129464-101=363651-126=525854+374+359=1587318+116=4342/7+4/7=6/7739-(298+346)=95303-224+69=14870+321=391184+79=263140×(26-19)=980442+(614-14)=1042307-45-208=54618-25×3=543167+323=490992×5=4960968-861+581=688789-186=603964+(728-692)=1000460-(71+292)=97123×5=61592+315×2=722490-126-16=348190+117-156=151444+942+26=1412341-(216+56)=69383-190=1931/5+2/5=3/5132×7=9242/3-1/3=1/3322-49-254=19616×4=2464421-182×2=57669+307+962=1938987-288-482=21729×4+904=1020967-216×2=535318+(433-124)=627934-(394-209)=749104×(374-370)=416691+57+699=1447707-(598-370)=479718-(185+132)=401523×(764-758)=3138340-(100+140)=100271+224=495953-95+763=1621372+91-30=433384+124×4=880664-29-228=407313×9=2817702×8-855=4761496-251+166=411328×4-615=697485-74×6=41254-144-90=2016+353+357=726173+477=650390+551+10=951125×6+566=1316349-(429-103)=23172×3=51647×(102-93)=423116+18×9=278901-(682+172)=47331+359-410=280883-(713-656)=826802-(666-359)=49529+240-43=226368+557+316=1241989-(904-128)=213216×8-115=1613281+135-246=170486×2=972262-(632-394)=24230×6=1380481-152×2=177934-72-297=565621-(33+179)=409147×(150-144)=882649-155-356=138155×(317-313)=6204/8+2/8=6/8375-(33+133)=209303+160=46343+432-71=404357+97=454252+184-126=310267+(442-10)=699554+132×2=818280-(77+27)=176487-58=429750-230×3=6073×(226-222)=292243-15×8=123454+(427-356)=525237+214=451261+18×4=333759-(161+281)=317963×5=4815130+731+89=950157×(51-45)=942130+246+549=925217+204-369=52996+(405-257)=1144290-216+54=128996-24×7=828600-54×6=276211+790-519=482160+(240-40)=360200-(156-11)=55301+(507-300)=50818×7+83=20

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