三年级数学(上)计算题专项练习附答案集锦

三年级数学(上)计算题专项练习附答案集锦453-70-375=864×8=402-73=655+136=69×(449-445)=485×8=777×(678-669)=972-76+342=169+397=632-72=148+128×2=431-(37-30)=397+73×6=72×(291-286)=953+43+168=392-186=857-642+429=1/5+2/5=989×5=36+128+681=36+526+361=985-538+299=495-18×8=246+(403-402)=960-166×4=4/7-1/7=335-319+116=266-92+290=491-145-20=362-(253+28)=44×8=779-(587-139)=500×2+480=36+106-14=868-(454-358)=237-37×6=453+806-184=775+(724-477)=708+582+524=333-(214-112)=966×7=751-201+743=68×(19-11)=494-145×3=686-(600-456)=505+538+508=30×3=460-146×2=465-408+32=465×2=49×8+223=285-174+258=759-(459+118)=384×8-250=354-77-18=74×(445-436)=97+201-162=483+(981-399)=40×2+240=598+279+111=229-(11+91)=639-(254+293)=863-(123+444)=114×7-305=662+248+201=379-(252-155)=538+(690-104)=199+273-327=126+291=416+(475-194)=315-249+147=133×(972-966)=172-(924-892)=400+(280-29)=481-139-247=67+119=71-29+297=660+100×3=167-87+254=970-(230-79)=135×(349-344)=956-(189+762)=403-(272-67)=655×6-323=107×(278-272)=93×7+672=471-243-100=399-377=29×(28-25)=283-(112-42)=43+182=815-142-592=282-78-92=26+159+655=351+76-34=396-(280+54)=412×5=353-104+758=957-255×3=241+142=927+838=64×7+59=191-43×4=443+(474-87)=267×2=69-28=401-(11+198)=983-205-311=95×(365-360)=3/10-2/10=407-(492-304)=358-16×6=238+(995-131)=546+868-693=699-41×2=306×(329-326)=87×(374-365)=479-70-193=626+651=667-478-38=491-159×2=64+(467-215)=104+77=402-318-40=357+(488-206)=439-254=795-(618+61)=838-664+177=472-278=888+26-188=165×6=193-68=54+(471-404)=4/7-2/7=760+156×2=262+73×2=163+(348-319)=463-(163+198)=419-139=256+15×4=28×(469-460)=833-(427+163)=958-115×6=662-139×2=58×8=159+25×5=665-446+787=187×7-439=1/7+2/7=168×7=306-13-50=206-26=480+(850-183)=457-410-46=278-135+237=376-347+461=341+(823-427)=105+852-257=1/8+2/8=340-79+107=734-371=586-61×6=236+162=444+60×3=376-(126+59)=473-295-142=131+79=936-(62+159)=273×3-40=827-43×9=330+51-20=141×6-561=368-40×7=169+(298-230)=580×5-918=434-262+256=460-441=594-(462+21)=180+577+220=133+(179-49)=482+220×3=406×2=187+187=234-38×6=96+254×3=703-227-12=782-289×2=379+18-181=43×(385-377)=25×(204-198)=222-28×5=498-19-22=21×3+20=157×2=364-246=786-(540-78)=389-(232-19)=53-33=87×9-25=499×6-619=277×2=202+970=117×(161-156)=143+336=71+136=150×(263-258)=345+949-866=326+63=149-(344-202)=2/6+3/6=872+699+269=4/6-2/6=54+233=945×3=389-(58-38)=276-(123+89)=60×8=346+(473-50)=500-(78+402)=499-179-184=18+795+110=419-187=715+678-700=523-(663-486)=340-114=497+(547-269)=260+(366-303)=678-98×3=151+142-55=885-(645-200)=458+(459-40)=222+414+86=932-384-405=500-(410-183)=604+236=452+34-304=882×(777-770)=259+177-110=365×7-553=730×(322-319)=492-418+95=48×7-133=403×9-701=131+350-80=280-(136+32)=252+93+652=348+994-558=241×9=169+326-37=35+56×3=458-(264-102)=1/10+7/10=805×2=58+400-170=128+188=404+381=561+387-633=179+39+690=218-(495-458)=302×9-693=161+243-346=237+440+234=4/8+2/8=237-(697-569)=369-(134+44)=290×(280-276)=456+200+64=841×(998-995)=950-850+254=34×9=1/6+4/6=1/6+5/6=985-279=20×2=435+70×8=618+155+200=738-247+927=715-(408-228)=233+69=759×(505-496)=530+864-493=297-33+50=391-276+289=925-(858-503)=325-223+775=382-293+217=731-(721-605)=97×6-79=17×9+247=356-136+141=53+(40-11)=250-141=267-(76+66)=726-(629-314)=136+220+588=968-123+602=296-106-126=870+(903-181)=850-586+535=396+(831-218)=202+120=624-213+777=640-612+892=489+915-328=439-388+415=183×2+267=76+385=669×9-475=585-(171+144)=444-336=311+40×2=900×5=708×(766-761)=946-(842+64)=490×4=713+654+174=216×4-707=458+(261-112)=235+98=177+86=49+195=62+393-263=321×3-137=180+228=340-(894-604)=315-288=355-62-207=87×(480-476)=219-132-86=492-41×4=481-(15+398)=804-313×2=693+188=738-618+273=154-(199-155)=889-(210+491)=930+605+467=975-320=415×2=420+608-611=588-(663-176)=429+173×5=488-(89+232)=544-105×3=462-135=412-226+573=946-99+341=368+281+640=918+369+993=439+(474-453)=301×2=951-598-32=578+946-67=14×6=474+92+86=57+414×2=584×6=483-36×4=975-147×2=754-(176+93)=860-24×4=345+109=309×(539-530)=260×2-293=224+164=905×7-457=518+(685-114)=220×3-215=738+(734-489)=14×(196-189)=440-256+589=890-(92+33)=136×3+959=12+(621-191)=437-(400-115)=118+66+555=759+952+691=230+243×4=616+815-565=971-(193+368)=394×(767-762)=773-145+592=849-(458-445)=483-186=381+(430-344)=255+362=3/7-1/7=58×(358-355)=859+(773-467)=153×3=147×(116-113)=69×9=445-135-302=283+73+542=645×5=712+173=500-178-158=496-380=263+153-182=236+608-672=659+545+139=1/3+2/3=3/5-1/5=941-80-713=424+977=258-16×6=814×(289-281)=371-123×2=613+156=826-271×2=328-84×2=251+227×2=98×5+189=346×2=478+(448-158)=494-294+239=239×3-286=236-123=615-67=96+(396-29)=415×(467-459)=111-78=482-33×4=163×4=391-369+275=203×4-273=108×(450-445)=911×6=721+(186-80)=232+(414-291)=350-98-245=255+(511-423)=255-(29+72)=400-(490-355)=457+(205-164)=997+58×9=5/8-2/8=156×4+543=370+110=314×(428-423)=34×(488-485)=378+251+234=515×(713-704)=118+(461-194)=380+(146-93)=70×(212-203)=498+(404-174)=946+302-940=472+23-186=334-253=455+223=125-(42+11)=894-25×2=411×(878-869)=538×2=604-260=176+74=665×9-537=376+(459-190)=51+253=226+442+689=165×5+577=870-450-253=220×2+166=402-21-279=407-(477-201)=965+859-234=671×(630-625)=693-135×5=197-(625-565)=385×(205-198)=483-(124+37)=932-(494+246)=431+(322-27)=242×2-481=250×2=201×9=70+293-74=107-50+96=363-125=675-38-562=389+211+874=547-441+992=69+35×2=79+415+96=463×5-190=377×2=95×5+375=274×2+653=230-75×3=375+161=59-(441-407)=78×9+221=28×(445-437)=363-(49+221)=942-267-564=468-421=256×3+295=988-727+482=384-(129+180)=257-38-94=103×(40-37)=933-(93-30)=947-(424+361)=858-(639+104)=349-19×7=139×7-83=616+465×2=474-94×3=254+180=362-(345-158)=990-714=368×2-475=282×(33-24)=805-(264-224)=402-38×9=121+245+71=381×3-468=644-(678-606)=713-273-205=897-161×3=716-119-525=31×8+418=126-109=18+16=428-152=680+406+963=987-60+431=611-349-83=178-49-67=732-79×5=993-94-195=303-209+392=358-265-58=308+72=365-(266+18)=208+137×2=206-141-43=205+168=176+248×2=912+681+499=438+248=323-323+302=303×(413-410)=179×5-568=486-264=141×4+227=167-(404-403)=138+168-111=343-23-100=733-(750-159)=926-125×4=682-327=482+627-787=908-330×2=27×2+400=254×(342-336)=352-99=167+98×7=908-705-32=133+751-560=431×6=173×2+435=444×2-249=692-519=731-50×5=66×6=28×6-81=680-417=997+433+153=778-(187+152)=92×3-215=519+571+325=83+79-41=390+214+152=434-313=249×2+85=287+342=433+760=296-248+153=813-249-282=823-(772-594)=38×6+494=801-(440+332)=697-167=231-14-123=132+(379-245)=319×2=157+571-623=6/8-2/8=35×(222-217)=888-22×9=267+680+886=650-10+733=109×(288-283)=11×9-51=465-(275+19)=240×7=322-35×9=61+186+487=875-(776+50)=164+240-263=353+(415-389)=424-185×2=84×3=321×5-535=11×8+63=461-200-49=226+77-298=166×2=427-402+33=661×(677-673)=240-11=497-(405-320)=216×6-736=113×(352-347)=480-23×2=773-221+541=464-403=460-(419-248)=102+276=167+287-258=511+876+718=476-389-53=251-(268-265)=315-161+20=115+(455-197)=478-(67+151)=112+57=888×3=473-(109+188)=95×7-532=347+(794-78)=36×(238-231)=821+236=922-289-121=187+126=410-343-52=7/10+2/10=420+(339-213)=378×2-625=770-20×4=189×5+43=242+675+568=850-(536+178)=18+(296-116)=318×8=18×8=593+803+820=349+528+435=289-(103+43)=745-(118+390)=29+(966-434)=160+143-69=3/8-2/8=338-49×5=419-(83+124)=403-(466-214)=323×3-43=1/7+3/7=94×4+755=705+768-616=390+74×7=129-115+263=358+126-39=90+747-719=678-154=395-101×3=913-383=291+143=400-335+220=497-77×5=216+666+302=128×6-719=343-(17+16)=31×7=385-90×3=344×7-432=6/10-1/10=470-(42-31)=437-(333+67)=233-153=187×2+125=285×3=267+(636-196)=198×4-34=607×6-978=100×(88-83)=437-(12+401)=133×6-622=446-(228+150)=924-128×5=319+74=222×6=404×2+39=311-(63+217)=287×(524-518)=457+993-855=35×4-138=438+229-77=483-281+75=128×(383-378)=102+48=780-(47+529)=576+385+37=406-303+240=213-81=99+386-53=201+64+715=373×7=140-21×3=336-129+127=379+(281-208)=708-575=432×(455-448)=218+136-286=30+449-235=289×3-177=22+32+575=47×9=783+519-768=416-269-76=321-82=824-(808-199)=437+691=121×3=469-(274+121)=262-64+112=78-24=799+459-392=861×9-280=474-406-17=708×9=216×4-378=136×(121-115)=391+243+261=242+79-31=718-273=19+(88-74)=182+230×3=8/10-2/10=172-(258-185)=238×(825-817)=449+806=478-(411-122)=259+160=235-(280-111)=776-422-124=245×4-617=178-138+442=147+29×9=792-(537+181)=474-405=230-40=718+764=697-(301+128)=971-159=498×2+350=692-159-217=565-125-91=185+547+137=99-(159-151)=499-217-259=269+(695-464)=889×6-128=151-(276-150)=332-293+742=75+135+274=289-149=95+499×2=717+748-701=157+436+297=561+(845-719)=38+105-80=24×7+106=895×2-487=230+210=500+619=862+749-640=323-49×2=849-744=269×(644-635)=594×9-195=936-(937-462)=860-(866-277)=257×3=297+165×3=843-(88+317)=778+564-797=195+(209-121)=158×4=164-59+361=1/5+3/5=186×3-458=843×3-846=363-(385-357)=734-221-268=450-(342+70)=850+(961-488)=198×5-977=834×7-64=439-267-104=398+(473-193)=805-(124+667)=882×4-568=436×3=316×2=337×5=101×8-542=85+496+73=167+501+216=383+124×3=370+82+115=144×(201-197)=183+(365-196)=794×4=695-(393+180)=268-125=376×3=311+129-252=318×(973-967)=916-457-453=484-390-62=425+122+151=403-15×5=367+176+978=728-16×5=479+219=113×7-605=738-35-548=957+(650-265)=776-(972-798)=610×3-737=373-(91+167)=485+260-86=255-(149-147)=191+994+177=259+439+112=340-76×3=494-(418-355)=761-290=741+987+116=641-447+441=352+(632-388)=175×4-328=409-31×4=670+502+856=923-682-39=439-(39-18)=221×(484-481)=330-(428-100)=733-364×2=989-716=560-171-199=557+420-718=44+171×3=4/6-1/6=239×(348-344)=766+(833-390)=363-351+413=996-501=570-108×2=583-258-80=446-49×7=参考答案453-70-375=8864×8=6912402-73=329655+136=79169×(449-445)=276485×8=3880777×(678-669)=6993972-76+342=1238169+397=566632-72=560148+128×2=404431-(37-30)=424397+73×6=83572×(291-286)=360953+43+168=1164392-186=206857-642+429=6441/5+2/5=3/5989×5=494536+128+681=84536+526+361=923985-538+299=746495-18×8=351246+(403-402)=247960-166×4=2964/7-1/7=3/7335-319+116=132266-92+290=464491-145-20=326362-(253+28)=8144×8=352779-(587-139)=331500×2+480=148036+106-14=128868-(454-358)=772237-37×6=15453+806-184=1075775+(724-477)=1022708+582+524=1814333-(214-112)=231966×7=6762751-201+743=129368×(19-11)=544494-145×3=59686-(600-456)=542505+538+508=155130×3=90460-146×2=168465-408+32=89465×2=93049×8+223=615285-174+258=369759-(459+118)=182384×8-250=2822354-77-18=25974×(445-436)=66697+201-162=136483+(981-399)=106540×2+240=320598+279+111=988229-(11+91)=127639-(254+293)=92863-(123+444)=296114×7-305=493662+248+201=1111379-(252-155)=282538+(690-104)=1124199+273-327=145126+291=417416+(475-194)=697315-249+147=213133×(972-966)=798172-(924-892)=140400+(280-29)=651481-139-247=9567+119=18671-29+297=339660+100×3=960167-87+254=334970-(230-79)=819135×(349-344)=675956-(189+762)=5403-(272-67)=198655×6-323=3607107×(278-272)=64293×7+672=1323471-243-100=128399-377=2229×(28-25)=87283-(112-42)=21343+182=225815-142-592=81282-78-92=11226+159+655=840351+76-34=393396-(280+54)=62412×5=2060353-104+758=1007957-255×3=192241+142=383927+838=176564×7+59=507191-43×4=19443+(474-87)=830267×2=53469-28=41401-(11+198)=192983-205-311=46795×(365-360)=4753/10-2/10=1/10407-(492-304)=219358-16×6=262238+(995-131)=1102546+868-693=721699-41×2=617306×(329-326)=91887×(374-365)=783479-70-193=216626+651=1277667-478-38=151491-159×2=17364+(467-215)=316104+77=181402-318-40=44357+(488-206)=639439-254=185795-(618+61)=116838-664+177=351472-278=194888+26-188=726165×6=990193-68=12554+(471-404)=1214/7-2/7=2/7760+156×2=1072262+73×2=408163+(348-319)=192463-(163+198)=102419-139=280256+15×4=31628×(469-460)=252833-(427+163)=243958-115×6=268662-139×2=38458×8=464159+25×5=284665-446+787=1006187×7-439=8701/7+2/7=3/7168×7=1176306-13-50=243206-26=180480+(850-183)=1147457-410-46=1278-135+237=380376-347+461=490341+(823-427)=737105+852-257=7001/8+2/8=3/8340-79+107=368734-371=363586-61×6=220236+162=398444+60×3=624376-(126+59)=191473-295-142=36131+79=210936-(62+159)=715273×3-40=779827-43×9=440330+51-20=361141×6-561=285368-40×7=88169+(298-230)=237580×5-918=1982434-262+256=428460-441=19594-(462+21)=111180+577+220=977133+(179-49)=263482+220×3=1142406×2=812187+187=374234-38×6=696+254×3=858703-227-12=464782-289×2=204379+18-181=21643×(385-377)=34425×(204-198)=150222-28×5=82498-19-22=45721×3+20=83157×2=314364-246=118786-(540-78)=324389-(232-19)=17653-33=2087×9-25=758499×6-619=2375277×2=554202+970=1172117×(161-156)=585143+336=47971+136=207150×(263-258)=750345+949-866=428326+63=389149-(344-202)=72/6+3/6=5/6872+699+269=18404/6-2/6=2/654+233=287945×3=2835389-(58-38)=369276-(123+89)=6460×8=480346+(473-50)=769500-(78+402)=20499-179-184=13618+795+110=923419-187=232715+678-700=693523-(663-486)=346340-114=226497+(547-269)=775260+(366-303)=323678-98×3=384151+142-55=238885-(645-200)=440458+(459-40)=877222+414+86=722932-384-405=143500-(410-183)=273604+236=840452+34-304=182882×(777-770)=6174259+177-110=326365×7-553=2002730×(322-319)=2190492-418+95=16948×7-133=203403×9-701=2926131+350-80=401280-(136+32)=112252+93+652=997348+994-558=784241×9=2169169+326-37=45835+56×3=203458-(264-102)=2961/10+7/10=8/10805×2=161058+400-170=288128+188=316404+381=785561+387-633=315179+39+690=908218-(495-458)=181302×9-693=2025161+243-346=58237+440+234=9114/8+2/8=6/8237-(697-569)=109369-(134+44)=191290×(280-276)=1160456+200+64=720841×(998-995)=2523950-850+254=35434×9=3061/6+4/6=5/61/6+5/6=1985-279=70620×2=40435+70×8=995618+155+200=973738-247+927=1418715-(408-228)=535233+69=302759×(505-496)=6831530+864-493=901297-33+50=314391-276+289=404925-(858-503)=570325-223+775=877382-293+217=306731-(721-605)=61597×6-79=50317×9+247=400356-136+141=36153+(40-11)=82250-141=109267-(76+66)=125726-(629-314)=411136+220+588=944968-123+602=1447296-106-126=64870+(903-181)=1592850-586+535=799396+(831-218)=1009202+120=322624-213+777=1188640-612+892=920489+915-328=1076439-388+415=466183×2+267=63376+385=461669×9-475=5546585-(171+144)=270444-336=108311+40×2=391900×5=4500708×(766-761)=3540946-(842+64)=40490×4=1960713+654+174=1541216×4-707=157458+(261-112)=607235+98=333177+86=26349+195=24462+393-263=192321×3-137=826180+228=408340-(894-604)=50315-288=27355-62-207=8687×(480-476)=348219-132-86=1492-41×4=328481-(15+398)=68804-313×2=178693+188=881738-618+273=393154-(199-155)=110889-(210+491)=188930+605+467=2002975-320=655415×2=830420+608-611=417588-(663-176)=101429+173×5=1294488-(89+232)=167544-105×3=229462-135=327412-226+573=759946-99+341=1188368+281+640=1289918+369+993=2280439+(474-453)=460301×2=602951-598-32=321578+946-67=145714×6=84474+92+86=65257+414×2=885584×6=3504483-36×4=339975-147×2=681754-(176+93)=485860-24×4=764345+109=454309×(539-530)=2781260×2-293=227224+164=388905×7-457=5878518+(685-114)=1089220×3-215=445738+(734-489)=98314×(196-189)=98440-256+589=773890-(92+33)=765136×3+959=136712+(621-191)=442437-(400-115)=152118+66+555=739759+952+691=2402230+243×4=1202616+815-565=866971-(193+368)=410394×(767-762)=1970773-145+592=1220849-(458-445)=836483-186=297381+(430-344)=467255+362=6173/7-1/7=2/758×(358-355)=174859+(773-467)=1165153×3=459147×(116-113)=44169×9=621445-135-302=8283+73+542=898645×5=3225712+173=885500-178-158=164496-380=116263+153-182=234236+608-672=172659+545+139=13431/3+2/3=13/5-1/5=2/5941-80-713=148424+977=1401258-16×6=162814×(289-281)=6512371-123×2=125613+156=769826-271×2=284328-84×2=160251+227×2=70598×5+189=679346×2=692478+(448-158)=768494-294+239=439239×3-286=431236-123=113615-67=54896+(396-29)=463415×(467-459)=3320111-78=33482-33×4=350163×4=652391-369+275=297203×4-273=539108×(450-445)=540911×6=5466721+(186-80)=827232+(414-291)=355350-98-245=7255+(511-423)=343255-(29+72)=154400-(490-355)=265457+(205-164)=498997+58×9=15195/8-2/8=3/8156×4+543=1167370+110=480314×(428-423)=157034×(488-485)=102378+251+234=863515×(713-704)=4635118+(461-194)=385380+(146-93)=43370×(212-203)=630498+(404-174)=728946+302-940=308472+23-186=309334-253=81455+223=678125-(42+11)=72894-25×2=844411×(878-869)=3699538×2=1076604-260=344176+74=250665×9-537=5448376+(459-190)=64551+253=304226+442+689=1357165×5+577=1402870-450-253=167220×2+166=606402-21-279=102407-(477-201)=131965+859-234=1590671×(630-625)=3355693-135×5=18197-(625-565)=137385×(205-198)=2695483-(124+37)=322932-(494+246)=192431+(322-27)=726242×2-481=3250×2=500201×9=180970+293-74=289107-50+96=153363-125=238675-38-562=75389+211+874=1474547-441+992=109869+35×2=13979+415+96=590463×5-190=2125377×2=75495×5+375=850274×2+653=1201230-75×3=5375+161=53659-(441-407)=2578×9+221=92328×(445-437)=224363-(49+221)=93942-267-564=111468-421=47256×3+295=1063988-727+482=743384-(129+180)=75257-38-94=125103×(40-37)=309933-(93-30)=870947-(424+361)=162858-(639+104)=115349-19×7=216139×7-83=890616+465×2=1546474-94×3=192254+180=434362-(345-158)=175990-714=276368×2-475=261282×(33-24)=2538805-(264-224)=765402-38×9=60121+245+71=437381×3-468=675644-(678-606)=572713-273-205=235897-161×3=414716-119-525=7231×8+418=666126-109=1718+16=34428-152=276680+406+963=2049987-60+431=1358611-349-83=179178-49-67=62732-79×5=337993-94-195=704303-209+392=486358-265-58=35308+72=380365-(266+18)=81208+137×2=482206-141-43=22205+168=373176+248×2=672912+681+499=2092438+248=686323-323+302=302303×(413-410)=909179×5-568=327486-264=222141×4+227=791167-(404-403)=166138+168-111=195343-23-100=220733-(750-159)=142926-125×4=426682-327=355482+627-787=322908-330×2=24827×2+400=454254×(342-336)=1524352-99=253167+98×7=853908-705-32=171133+751-560=324431×6=2586173×2+435=781444×2-249=639692-519=173731-50×5=48166×6=39628×6-81=87680-417=263997+433+153=1583778-(187+152)=43992×3-215=61519+571+325=141583+79-41=121390+214+152=756434-313=121249×2+85=583287+342=629433+760=1193296-248+153=201813-249-282=282823-(772-594)=64538×6+494=722801-(440+332)=29697-167=530231-14-123=94132+(379-245)=266319×2=638157+571-623=1056/8-2/8=4/835×(222-217)=175888-22×9=690267+680+886=1833650-10+733=1373109×(288-283)=54511×9-51=48465-(275+19)=171240×7=1680322-35×9=761+186+487=734875-(776+50)=49164+240-263=141353+(415-389)=379424-185×2=5484×3=252321×5-535=107011×8+63=151461-200-49=212226+77-298=5166×2=332427-402+33=58661×(677-673)=2644240-11=229497-(405-320)=412216×6-736=560113×(352-347)=565480-23×2=434773-221+541=1093464-403=61460-(419-248)=289102+276=378167+287-258=196511+876+718=2105476-389-53=34251-(268-265)=248315-161+20=174115+(455-197)=373478-(67+151)=260112+57=169888×3=2664473-(109+188)=17695×7-532=133347+(794-78)=106336×(238-231)=252821+236=1057922-289-121=512187+126=313410-343-52=157/10+2/10=9/10420+(339-213)=546378×2-625=131770-20×4=690189×5+43=988242+675+568=1485850-(536+178)=13618+(296-116)=198318×8=254418×8=144593+803+820=2216349+528+435=1312289-(103+43)=143745-(118+390)=23729+(966-434)=561160+143-69=2343/8-2/8=1/8338-49×5=93419-(83+124)=212403-(466-214)=151323×3-43=9261/7+3/7=4/794×4+755=1131705+768-616=857390+74×7=908129-115+263=277358+126-39=44590+747-719=118678-154=524395-101×3=92913-383=530291+143=434400-335+220=285497-77×5=112216+666+302=1184128×6-719=49343-(17+16)=31031×7=217385-90×3=115344×7-432=19766/10-1/10=5/10470-(42-31)=459437-(333+67)=37233-153=80187×2+125=499285×3=855267+(636-196)=707198×4-34=758607×6-978=2664100×(88-83)=500437-(12+401)=24133×6-622=176446-(228+150)=68924-128×5=284319+74=393222×6=1332404×2+39=847311-(63+217)=31287×(524-518)=1722457+993-855=59535×4-138=2438+229-77=590483-281+75=277128×(383-378)=640102+48=150780-(47+529)=204576+385+37=998406-303+240=343213-81=13299+386-53=432201+64+715=980373×7=2611140-21×3=77336-129+127=334379+(2