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507+276+568=353-18-50=338-(207+95)=843-(693-617)=172-23×6=63+230+559=417×3-582=126×7=301×3-786=753-92×3=35+194+621=709-268-424=28+(254-42)=154×6-433=573+(882-759)=237-201-10=539+606=245-38=398-(101+210)=403×2+223=513-160-192=889+683=915-(226-11)=968-446=675×7-357=333-172-46=581-(528-361)=324-13+147=73+243-102=404-119=868-491-79=965+128+146=383+44+286=989-941+500=216+(487-307)=395×2=491-236+229=112+370=823-168=603+299+864=893-(682+180)=540-145-38=3/7-2/7=181×3=974-109×6=386-222+322=625+67×4=771×(743-734)=86×3=658+142+348=219×5=102×7-676=475-345+147=477×4=932-(230+25)=760+575=643-(902-844)=154+441=144×4-19=1/5+3/5=7/9-1/9=424-143+67=466-218+196=2/8+5/8=839-(441+321)=469+143-463=284-177-14=184+373×2=811-16-687=199-157+421=240×2+86=882×8=401-84×3=61×3+130=397-(65-39)=444-140×2=2/8+3/8=460-123-29=392+214+206=222×(300-297)=156×5-237=536×7-230=974+26-79=488-(113-71)=80×6+382=560-(746-293)=282+82-182=477-13-116=607+92-344=496-405+349=81×2+883=951+(670-379)=160-10×8=116+479-484=88+393=185-(798-756)=145+59×8=483-240=92+172=402-137=825-92-505=221+405+876=229-24=501×7-858=107+992-257=750-393+840=469-132-121=548+292=425-29×9=512-(820-431)=74×(325-316)=864-557-160=844×(265-259)=291-11-233=873-(882-499)=958-916+229=437+654-399=350-22+120=652×(973-968)=824-(135+234)=790×3=906×5=329+(327-227)=526×4=599×9-369=938-721+282=22+26=335-(58+256)=102+(436-250)=848-262+263=387-59×2=50×7+407=224+(459-42)=136×(175-170)=609+295+33=499-(243-234)=110×8+75=161+(627-27)=186+(346-152)=62+268+565=210+(871-476)=49×8+791=512-296+590=932-(498+229)=903+957=500-101-324=528-513=228+90×7=71×9+277=435+733=120×4+296=633+913-272=2/9+6/9=283×3-158=649×9-597=331×3-523=701-69-55=142×6=896-(203+686)=2/10-1/10=103+526+309=467-(371-49)=284-82×3=41+938+528=204-56×2=947-53×5=314-223-14=237+127×2=38+418-210=471-302+157=154×(49-43)=876×2=427-(384-24)=585+412+347=230×3=131+893+967=449-(77+158)=481-325+24=813-633=45+358-327=372+152×2=773×(518-513)=513+404-693=694-(870-283)=536×9=215+(394-120)=242-(22+49)=432-(387-92)=59+164-154=214+121-316=785+811-420=120×(143-136)=238-150=273×2+993=253-57=117×3-100=352-245+27=562×5-663=96×5=183×3=433-290+290=220-(21+72)=497-63×3=287-28×9=888×(451-447)=208×3=270-(47+174)=463-439=382-131-140=328+49+342=226+218-352=454-37×9=207+(245-95)=317-219+385=242×(439-436)=927-269×2=112-(130-60)=279×3-285=69×(83-79)=66+(523-411)=113-11×8=347×2-509=292-(59+200)=231-118=566+937-746=16+(524-177)=4/10-2/10=29+343+65=82-13×2=871-406=956×9=46×(176-168)=566+283×2=870-814=158+340=380+448+613=981-177×5=422+(389-286)=118×4+449=646-(902-679)=232×3+246=207+(808-772)=427+(800-101)=132+167=399-63-41=226×3-510=4/7-1/7=717+39+85=185×(406-402)=733+792+970=983-(861-578)=99×7-437=382+(230-155)=194-20×4=479-83×2=798-(781-487)=63+(177-116)=147-48+187=591-584+611=387-(170+47)=63×8+290=718-(421+25)=420-175=455+104+191=405-(232+37)=701-(253+52)=35+70+101=482+264=194+(253-28)=533+938-929=274-(754-701)=613+904+736=923×(383-376)=72×9-579=56×7-242=136+309-53=923-(153+315)=27×(324-319)=805-790=265-(216-193)=531-(659-384)=153-49+113=146×6-773=57×7+411=474-404=567×2-256=280×8-390=472-68×6=286×2=717-324=47+49=945-(264+596)=399-(400-188)=16+70=606-191=140-84=597-33×2=706×6=134+500=96+(891-37)=205-(441-352)=287×8-936=125+628+131=498-429=451×2+448=338×2-394=213×3+315=973-568-331=72+298-229=169×5-418=32×2=357+305+61=826+106+590=452-359+117=496-318-45=383-(277+21)=908-289×2=791×8-727=333-289=136+205=827-51+980=621-490-21=132-(228-156)=431×6-962=560+(988-193)=481-131-287=225+90×8=267×9-72=297+190-270=162-28×3=814-315-175=47+(833-419)=111-(236-143)=450-10×8=79+275=178+315=134×6=165-19=34×(181-172)=937+(707-516)=219+58+200=381-51=841-622+654=40-(986-968)=506-(33+246)=457-373=132+329=390-182=911×(585-576)=878×4-714=193+263=160+238-99=16×(388-384)=661-366-115=944+(822-759)=542×(30-22)=277×2+350=332-39-220=702×9-821=341-341+234=627×7-620=476-87×2=189+206+28=308+105-227=847-(580-168)=287-101+119=271-(107+155)=767-79-447=362-33-285=707-(657-248)=392-(22+307)=492-474=108+304+311=844-(97+700)=617+672+78=754-(15+533)=654×2=45+(716-701)=193-37×4=477+15-463=255-(411-400)=104×(97-91)=427-77=73×6=537-238=479-28×4=37+210=406-(226+83)=975×7=1/7+5/7=73×(277-269)=92×2+56=615-415+834=884×4-112=720-48+733=5/8-2/8=530+(828-353)=956+(969-47)=338+119=253+(500-445)=762+57×5=530+519=319×2-437=199-(163+21)=476-55-351=320+(526-109)=386+888+580=74×(437-430)=258+96+47=38×3-11=698+709=276-(224+48)=959+(129-56)=475-47×4=608-32+11=469-45×3=736+16×4=45×9=131+124=542+108-392=731×6=102×3-61=228×2+415=824+(800-73)=714-(872-548)=203-146+161=189×8-382=146×4-372=968×(737-728)=889-(956-439)=401-(27+261)=355-71×3=301+102-188=758-(112+554)=191-14-175=350-(46+292)=37×2=157+332=733-92-277=483-433+325=113-(36+12)=280-10-176=247×(298-294)=56+165×5=625-416+123=641+242-390=6/8-2/8=174+168+592=554+11×4=389×2=151-(251-142)=465-26×3=233×3=268+144=168-(73+60)=943-(444+339)=730+473-913=865+(757-34)=175+(414-16)=720×(260-255)=667-79+513=371×2+83=360-158=164+246=283+250+190=159-(143-128)=410+36×3=905-132=181-23=357-(239+71)=454+279+101=118+72=786×(502-499)=278+212=911-317×2=18×5=433-274+751=370-48+641=259×3=933-(402+514)=176+474=115×(217-209)=997-466=453×(913-906)=129+(233-91)=772+927=207-125-79=587+98+975=324-(109-90)=163-130=205+189=648-188-252=204-24×8=113×2=325-262=123×6-328=2/4-1/4=52×(220-213)=360-185+900=443+123×2=65-24+801=743-192=33×4+392=313+68×2=65×(206-203)=567+232=883-73×7=963-81=689×(650-642)=764×3=837-349-373=360+98×2=849-111-31=447-(186+58)=195-(163-151)=336-65=432-(453-57)=681×4-583=782-87=485+19×7=483-16-316=382-46-127=1/5+4/5=953-186×5=224+439=482-387=573-68×7=403-(204-44)=272-17×5=258+520=378-51-180=720-642-29=104+(454-275)=465-450+260=372+101=235-138+283=193+275-108=49+149×2=647+145-493=430+123×3=475-83-180=422-209×2=363+17+509=48×6=219-163-20=99×(287-282)=44+222+93=429-135-193=331+(403-297)=148×6-63=384-(246-136)=305-(58+200)=490-449=977-270=3/6+2/6=549×4-796=952-89+381=166+230-337=1/4+2/4=971-(30+189)=228+24+420=210+135×6=613-(916-533)=162-109=338-296+101=158+77=987-544-343=985-363-49=187-57×3=223+851-128=324-158×2=824-192-527=235×5=41×(322-315)=255+52-147=840-211+473=751-(556-501)=270+53=881-314+172=377-(318-199)=855-270-571=249-102+308=925-(23+249)=752-426-275=318-304=179+(941-526)=306-290=825-154×5=1/9+3/9=13×(81-74)=83+13+411=455+973+415=436-(179+23)=988-352=339-34×5=383+279+465=331-38+97=611×4=490-(218+70)=241+624-114=210+(629-175)=777+(779-678)=76+742+63=406-123×3=198+295+445=87+327+132=600-384=906+440-107=162×(324-320)=607-(878-325)=901-655=80+(286-48)=351+106=522+974+971=922+73×3=818-136-196=128+123+491=345+31-166=901×7-960=338-23×5=662-(323+310)=261-(222-124)=417-110+84=407-221=358-(70+229)=52+44×8=929+(553-146)=409+(335-68)=956+496=496×(505-496)=172×(331-326)=310-(433-261)=543-12=777-(525-276)=672×(784-781)=213-49-101=519×8=472×8=649-187×2=76×5=360-(225-102)=88+383+13=181-105+316=102+318=956×(500-497)=290-210+123=218×2-251=183×2=405-32×7=768+(993-375)=134+115=125×(56-51)=569×5=203-(281-87)=286-(52+71)=82×8+23=741×(366-359)=55×5+727=594+988+818=912+746+600=139+42×4=338+656=456-37×4=46×4=4/7-2/7=420+10-291=104×8+365=685+180+547=675-(409-321)=833+575-932=594-444+824=456-(11+252)=344+55+146=379-32+136=591+(493-287)=545-44×6=890×9=344+35-300=420-241=188×(302-299)=264+162=178-55×3=376+501-549=158×8-506=190-32×2=317+(497-320)=298-10×5=243+185=202+295-258=627×(299-292)=35+485+286=725-(186+463)=32+427-281=138+295-104=994+616-833=84×4-138=44+214=302-25×6=210×(66-63)=254-74×2=145×9=509+367=239-(362-196)=134+95-141=70×5-88=309+523=853+805=69×(189-184)=398×(375-370)=259+(72-44)=24×3=105×3=302×3=363-(406-291)=812-143×3=160-15×7=177+135-207=243-(449-329)=91+(238-57)=459-(441-390)=189×4=163+279-163=138×4=553+169×2=555+641+969=824+(866-717)=629×2-308=137-38×3=219+45=62+719+14=205-(149+37)=325-130-74=229+423+28=337-187+179=234+(387-212)=737-551+152=448-37-131=315-(100-19)=78+54×2=21×2+622=703+264-256=764+(893-675)=175×3=119×2=165+(201-181)=280×2-304=983+208+213=843×8-903=944-(338+94)=23+232-71=593×9-93=164-29-108=150×3=241+236=911-638-218=438+11-355=327-(247+65)=1/6+4/6=892+613-996=501×6=139×(72-65)=51+118×8=454+88-445=638-(294-199)=228-(56+108)=301×(41-38)=882+35×5=657×6-436=485-(435-341)=480+128=946-(545-68)=167+(905-326)=245-(92+91)=508×9=274×3-362=318-22=3/6-1/6=279-(186+52)=229×(264-261)=342+(492-296)=305×5-467=951-203×4=69×2+294=246+200-408=26+273-71=217+510=455+(195-65)=221+118+19=524×(698-693)=534+841+113=757-82×8=767+909-324=519+340=800-(148+115)=445-181=325+90-397=428×9=903-(732-318)=323+57=316-140-77=139×(451-446)=293×2-226=17×(500-494)=176+(196-23)=516×5-308=246×4=261-209+316=193+271-104=346-219-126=88×3=354-59-204=674-(471+93)=85-31=1/6+3/6=268-20+756=54×(427-424)=83×4=474-(290+151)=290×3-782=92×(236-233)=488-(516-66)=515-210-60=4/5-1/5=836-509=206+(222-172)=784-711+565=102×9-652=322-103+200=992×(919-915)=547-(392+60)=498×(386-377)=459+34×8=978+903-69=137-(481-368)=96+818+78=540-288+780=106×7+402=374-290=161+203×3=479×(932-923)=469+(365-346)=22×(758-754)=695-80+777=324-(147+173)=1/7+4/7=317-248=143+310-73=422+(192-11)=400-133-11=410×2-414=173×2+84=304×2+227=398+(98-41)=443-18×5=143+173×5=795-118=238+124-287=434-352=3/6-2/6=107×3=116+83=595×(414-411)=320+292=751-(327+350)=參考答案507+276+568=1351353-18-50=285338-(207+95)=36843-(693-617)=767172-23×6=3463+230+559=852417×3-582=669126×7=882301×3-786=117753-92×3=47735+194+621=850709-268-424=1728+(254-42)=240154×6-433=491573+(882-759)=696237-201-10=26539+606=1145245-38=207398-(101+210)=87403×2+223=1029513-160-192=161889+683=1572915-(226-11)=700968-446=522675×7-357=4368333-172-46=115581-(528-361)=414324-13+147=45873+243-102=214404-119=285868-491-79=298965+128+146=1239383+44+286=713989-941+500=548216+(487-307)=396395×2=790491-236+229=484112+370=482823-168=655603+299+864=1766893-(682+180)=31540-145-38=3573/7-2/7=1/7181×3=543974-109×6=320386-222+322=486625+67×4=893771×(743-734)=693986×3=258658+142+348=1148219×5=1095102×7-676=38475-345+147=277477×4=1908932-(230+25)=677760+575=1335643-(902-844)=585154+441=595144×4-19=5571/5+3/5=4/57/9-1/9=6/9424-143+67=348466-218+196=4442/8+5/8=7/8839-(441+321)=77469+143-463=149284-177-14=93184+373×2=930811-16-687=108199-157+421=463240×2+86=566882×8=7056401-84×3=14961×3+130=313397-(65-39)=371444-140×2=1642/8+3/8=5/8460-123-29=308392+214+206=812222×(300-297)=666156×5-237=543536×7-230=3522974+26-79=921488-(113-71)=44680×6+382=862560-(746-293)=107282+82-182=182477-13-116=348607+92-344=355496-405+349=44081×2+883=1045951+(670-379)=1242160-10×8=80116+479-484=11188+393=481185-(798-756)=143145+59×8=617483-240=24392+172=264402-137=265825-92-505=228221+405+876=1502229-24=205501×7-858=2649107+992-257=842750-393+840=1197469-132-121=216548+292=840425-29×9=164512-(820-431)=12374×(325-316)=666864-557-160=147844×(265-259)=5064291-11-233=47873-(882-499)=490958-916+229=271437+654-399=692350-22+120=448652×(973-968)=3260824-(135+234)=455790×3=2370906×5=4530329+(327-227)=429526×4=2104599×9-369=5022938-721+282=49922+26=48335-(58+256)=21102+(436-250)=288848-262+263=849387-59×2=26950×7+407=757224+(459-42)=641136×(175-170)=680609+295+33=937499-(243-234)=490110×8+75=955161+(627-27)=761186+(346-152)=38062+268+565=895210+(871-476)=60549×8+791=1183512-296+590=806932-(498+229)=205903+957=1860500-101-324=75528-513=15228+90×7=85871×9+277=916435+733=1168120×4+296=776633+913-272=12742/9+6/9=8/9283×3-158=691649×9-597=5244331×3-523=470701-69-55=577142×6=852896-(203+686)=72/10-1/10=1/10103+526+309=938467-(371-49)=145284-82×3=3841+938+528=1507204-56×2=92947-53×5=682314-223-14=77237+127×2=49138+418-210=246471-302+157=326154×(49-43)=924876×2=1752427-(384-24)=67585+412+347=1344230×3=690131+893+967=1991449-(77+158)=214481-325+24=180813-633=18045+358-327=76372+152×2=676773×(518-513)=3865513+404-693=224694-(870-283)=107536×9=4824215+(394-120)=489242-(22+49)=171432-(387-92)=13759+164-154=69214+121-316=19785+811-420=1176120×(143-136)=840238-150=88273×2+993=1539253-57=196117×3-100=251352-245+27=134562×5-663=214796×5=480183×3=549433-290+290=433220-(21+72)=127497-63×3=308287-28×9=35888×(451-447)=3552208×3=624270-(47+174)=49463-439=24382-131-140=111328+49+342=719226+218-352=92454-37×9=121207+(245-95)=357317-219+385=483242×(439-436)=726927-269×2=389112-(130-60)=42279×3-285=55269×(83-79)=27666+(523-411)=178113-11×8=25347×2-509=185292-(59+200)=33231-118=113566+937-746=75716+(524-177)=3634/10-2/10=2/1029+343+65=43782-13×2=56871-406=465956×9=860446×(176-168)=368566+283×2=1132870-814=56158+340=498380+448+613=1441981-177×5=96422+(389-286)=525118×4+449=921646-(902-679)=423232×3+246=942207+(808-772)=243427+(800-101)=1126132+167=299399-63-41=295226×3-510=1684/7-1/7=3/7717+39+85=841185×(406-402)=740733+792+970=2495983-(861-578)=70099×7-437=256382+(230-155)=457194-20×4=114479-83×2=313798-(781-487)=50463+(177-116)=124147-48+187=286591-584+611=618387-(170+47)=17063×8+290=794718-(421+25)=272420-175=245455+104+191=750405-(232+37)=136701-(253+52)=39635+70+101=206482+264=746194+(253-28)=419533+938-929=542274-(754-701)=221613+904+736=2253923×(383-376)=646172×9-579=6956×7-242=150136+309-53=392923-(153+315)=45527×(324-319)=135805-790=15265-(216-193)=242531-(659-384)=256153-49+113=217146×6-773=10357×7+411=810474-404=70567×2-256=878280×8-390=1850472-68×6=64286×2=572717-324=39347+49=96945-(264+596)=85399-(400-188)=18716+70=86606-191=415140-84=56597-33×2=531706×6=4236134+500=63496+(891-37)=950205-(441-352)=116287×8-936=1360125+628+131=884498-429=69451×2+448=1350338×2-394=282213×3+315=954973-568-331=7472+298-229=141169×5-418=42732×2=64357+305+61=723826+106+590=1522452-359+117=210496-318-45=133383-(277+21)=85908-289×2=330791×8-727=5601333-289=44136+205=341827-51+980=1756621-490-21=110132-(228-156)=60431×6-962=1624560+(988-193)=1355481-131-287=63225+90×8=945267×9-72=2331297+190-270=217162-28×3=78814-315-175=32447+(833-419)=461111-(236-143)=18450-10×8=37079+275=354178+315=493134×6=804165-19=14634×(181-172)=306937+(707-516)=1128219+58+200=477381-51=330841-622+654=87340-(986-968)=22506-(33+246)=227457-373=84132+329=461390-182=208911×(585-576)=8199878×4-714=2798193+263=456160+238-99=29916×(388-384)=64661-366-115=180944+(822-759)=1007542×(30-22)=4336277×2+350=904332-39-220=73702×9-821=5497341-341+234=234627×7-620=3769476-87×2=302189+206+28=423308+105-227=186847-(580-168)=435287-101+119=305271-(107+155)=9767-79-447=241362-33-285=44707-(657-248)=298392-(22+307)=63492-474=18108+304+311=723844-(97+700)=47617+672+78=1367754-(15+533)=206654×2=130845+(716-701)=60193-37×4=45477+15-463=29255-(411-400)=244104×(97-91)=624427-77=35073×6=438537-238=299479-28×4=36737+210=247406-(226+83)=97975×7=68251/7+5/7=6/773×(277-269)=58492×2+56=240615-415+834=1034884×4-112=3424720-48+733=14055/8-2/8=3/8530+(828-353)=1005956+(969-47)=1878338+119=457253+(500-445)=308762+57×5=1047530+519=1049319×2-437=201199-(163+21)=15476-55-351=70320+(526-109)=737386+888+580=185474×(437-430)=518258+96+47=40138×3-11=103698+709=1407276-(224+48)=4959+(129-56)=1032475-47×4=287608-32+11=587469-45×3=334736+16×4=80045×9=405131+124=255542+108-392=258731×6=4386102×3-61=245228×2+415=871824+(800-73)=1551714-(872-548)=390203-146+161=218189×8-382=1130146×4-372=212968×(737-728)=8712889-(956-439)=372401-(27+261)=113355-71×3=142301+102-188=215758-(112+554)=92191-14-175=2350-(46+292)=1237×2=74157+332=489733-92-277=364483-433+325=375113-(36+12)=65280-10-176=94247×(298-294)=98856+165×5=881625-416+123=332641+242-390=4936/8-2/8=4/8174+168+592=934554+11×4=598389×2=778151-(251-142)=42465-26×3=387233×3=699268+144=412168-(73+60)=35943-(444+339)=160730+473-913=290865+(757-34)=1588175+(414-16)=573720×(260-255)=3600667-79+513=1101371×2+83=825360-158=202164+246=410283+250+190=723159-(143-128)=144410+36×3=518905-132=773181-23=158357-(239+71)=47454+279+101=834118+72=190786×(502-499)=2358278+212=490911-317×2=27718×5=90433-274+751=910370-48+641=963259×3=777933-(402+514)=17176+474=650115×(217-209)=920997-466=531453×(913-906)=3171129+(233-91)=271772+927=1699207-125-79=3587+98+975=1660324-(109-90)=305163-130=33205+189=394648-188-252=208204-24×8=12113×2=226325-262=63123×6-328=4102/4-1/4=1/452×(220-213)=364360-185+900=1075443+123×2=68965-24+801=842743-192=55133×4+392=524313+68×2=44965×(206-203)=195567+232=799883-73×7=372963-81=882689×(650-642)=5512764×3=2292837-349-373=115360+98×2=556849-111-31=707447-(186+58)=203195-(163-151)=183336-65=271432-(453-57)=36681×4-583=2141782-87=695485+19×7=618483-16-316=151382-46-127=2091/5+4/5=1953-186×5=23224+439=663482-387=95573-68×7=97403-(204-44)=243272-17×5=187258+520=778378-51-180=147720-642-29=49104+(454-275)=283465-450+260=275372+101=473235-138+283=380193+275-108=36049+149×2=347647+145-493=299430+123×3=799475-83-180=212422-209×2=4363+17+509=88948×6=288219-163-20=3699×(287-282)=49544+222+93=359429-135-193=101331+(403-297)=437148×6-63=825384-(246-136)=274305-(58+200)=47490-449=41977-270=7073/6+2/6=5/6549×4-796=1400952-89+381=1244166+230-337=591/4+2/4=3/4971-(30+189)=752228+24+420=672210+135×6=1020613-(916-533)=230162-109=53338-296+101=143158+77=235987-544-343=100985-363-49=573187-57×3=16223+851-128=946324-158×2=8824-192-527=105235×5=117541×(322-315)=287255+52-147=160840-211+473=1102751-(556-501)=696270+53=323881-314+172=739377-(318-199)=258855-270-571=14249-102+308=455925-(23+249)=653752-426-275=51318-304=14179+(941-526)=594306-290=16825-154×5=551/9+3/9=4/913×(81-74)=9183+13+411=507455+973+415=1843436-(179+23)=234988-352=636339-34×5=169383+279+465=1127331-38+97=390611×4=2444490-(218+70)=202241+624-114=751210+(629-175)=664777+(779-678)=87876+742+63=881406-123×3=37198+295+445=93887+327+132=546600-384=216906+440-107=1239162×(324-320)=648607-(878-325)=54901-655=24680+(286-48)=318351+106=457522+974+971=2467922+73×3=1141818-136-196=486128+123+491=742345+31-166=210901×7-960=5347338-23×5=223662-(323+310)=29261-(222-124)=163417-110+84=391407-221=186358-(70+229)=5952+44×8=404929+(553-146)=1336409+(335-68)=676956+496=1452496×(505-496)=4464172×(331-326)=860310-(433-261)=138543-12=531777-(525-276)=528672×(784-781)=2016213-49-101=63519×8=4152472×8=3776649-187×2=27576×5=380360-(225-102)=23788+383+13=484181-105+316=392102+318=420956×(500-497)=2868290-210+123=203218×2-251=185183×2=366405-32×7=181768+(993-375)=1386134+115=249125×(56-51)=625569×5=2845203-(281-87)=9286-(52+71)=16382×8+23=679741×(366-359)=518755×5+727=1002594+988+818=2400912+746+600=2258139+42×4=307338+656=994456-37×4=30846×4=1844/7-2/7=2/7420+10-291=139104×8+365=1197685+180+547=1412675-(409-321)=587833+575-932=476594-444+824=974456-(11+252)=193344+55+146=545379-32+136=483591+(493-287)=797545-44×6=281890×9=8010344+35-300=79420-241=179188×(302-299)=564264+162=426178-55×3=13376+501-549=328158×8-506=758190-32×2=126317+(497-320)=494298-10×5=248243+185=428202+295-258=239627×(299-292)=438935+485+286=806725-(186+463)=7632+427-281=178138+295-104=329994+616-833=77784×4-138=19844+214=258302-25×6=152210×(66-63)=630254-74×2=106145×9=1305509+367=876239-(362-196)=73134+95-141=8870×5-88=262309+523=832853+805=165869×(189-184)=345398×(375-370)=1990259+(72-44)=