三年級數(shù)學(上)計算題專項練習附答案集錦707-218-109=757-501+544=394-15×9=251-(53+195)=312+128×2=476-(54+390)=226×3-29=100×8=208+161=823+76×4=293-268-13=308+17×7=788-347=98+219×4=245+95=188+31-172=500+273-271=68+317=391+589=960-621+505=666×3-51=178×7-387=658×2-96=415-17×5=714×(149-141)=874-51×5=556-115+369=95-(74+10)=282-(477-204)=112×7-139=756-(370-267)=652-334=521+(218-133)=413-100+23=630×(86-81)=163×8=800-332=159×3-242=458-(68+309)=243×9-579=223+244-301=367-12×7=285-228=980-(722-189)=196+(324-158)=972-(187+386)=349+522+95=425-388=702-500+154=905+776-121=425+29-327=624-(932-827)=149×3+287=75×5-88=878-73=331-(461-159)=255×3-19=158-(471-328)=745×(992-987)=159+85-185=45×3=862-(110-28)=80+373-86=894-(425+100)=431+291+194=919+860+855=190×7-725=293+(497-269)=325+296+98=171-45+546=159-32-18=706-(109+455)=710+140-510=624-58×4=912+455-234=839-14×9=14×(410-403)=267×3-745=339-296-18=303+160=238+(381-300)=493-48×9=216-122+310=133+246-173=406+80-25=949-880=395-98-52=685-139-252=101×4=908-818-78=258-(204-191)=745+(886-660)=391+41×3=374-46×7=495-52×4=2/3-1/3=343-197=42+628-77=828+391+632=337+41+972=420+59×6=97+389+276=782-(498-43)=179+299=867-290+287=706×3-298=915×2=345-298=947-(87+501)=378×5=145×(55-50)=823+102-565=436+806=656-544-75=331-(193+12)=884×8-788=24×9+317=58×8=662-(341+99)=478+(352-70)=704-(626-485)=32+29+835=259-34-16=328-17=133×2=682+58+42=164×4+336=892-640=597-234=211+(571-542)=36+62×9=1/7+2/7=100×(236-232)=249+144=916-150+379=943-348+223=751+493-812=796-352+764=954+62×6=329-(64+125)=637-271+848=611+11+206=26+75=105+154-44=174×3=170+193=496×8=112+(323-74)=669-613+473=173+(305-158)=3/7-2/7=668×2-99=903×5=451-421+408=489-436+433=826-355-168=243-60=521-(886-725)=645-146-107=676-189-238=925+438+723=302-(241-172)=368+102-247=58×6+528=72×5=932-17-324=98+428×2=762×7-363=50×(269-265)=403-18-240=518+(903-213)=365+150×3=110+75-78=402-(32+32)=39×(143-136)=299+70-85=381×7=98×5+189=190-(97+73)=479-(143+278)=670+28×4=694-(178-85)=54×(243-235)=954-190×4=173+(449-191)=185×2=976-773=129+338=487-73×2=895-312+732=206+253=176-(375-217)=198×2=449-44-95=222×4-655=643-67×2=287+86-172=459-181×2=3/9+2/9=254×2+488=469-424=866-(266+339)=164-50=2/5-1/5=386-(133-67)=133×7=624+517-786=104×9+59=851+125-114=265-(243-65)=97+373=38×(467-461)=805-(632-422)=134×7+869=394+(441-59)=169+165=221-12×6=684+240=572+762-329=101×(430-426)=485-57×7=520×6-315=437-156-188=873-825+720=490-66-375=272-266+328=436×9=151×4-395=217+324=513×6-141=448×2+925=113+146+436=928-103×3=223×(252-249)=496-(59+135)=199×4-702=499-(249-244)=758×(874-870)=3/5-1/5=791×6-568=22×(232-229)=268-128×2=13+36+525=453+145=402-24×9=713-382=688+(700-521)=685+363-960=147-44+322=464-71×2=198-52×3=292×2-322=192+711-21=420-140=109+(199-187)=369×2-253=138×2+17=431-(281+10)=134+211+413=62×6=207-189+39=395-(366-227)=104+116×6=980-177-588=283×(361-358)=482-260=433-54×8=1/4+2/4=838×2=351-(98+32)=479×2-777=823+518+48=612+195-195=809×9=480×3-434=64+(273-203)=148+270=405×8=719-61×3=430-100-330=423-28-320=683+(705-353)=439-(136-75)=174-23×2=431+69-181=278+154+296=24×5-99=399-146+60=280-94×2=135+272×2=451+126=333-84-62=789+(563-460)=232×3=286+(952-697)=58+(170-89)=340+12×6=223×3-313=167+151-145=77×8=962-(513+173)=88+178-242=211+535=310+470=440-(341-237)=351-29=382+(28-19)=48×4-65=895-702-156=467-415+343=79+442+466=157+81-182=786+941-79=19+(783-172)=142-(396-278)=243×4=503×2-693=781×3=190×(178-171)=644-40×9=817+958+912=533-(849-510)=350+116=396+375+114=18×5=318-(133+65)=787+503+746=51×(384-378)=378-30=108+(385-208)=338-246=230×2=536+954+251=396-176+206=990-(740-507)=206×3+102=260×6=106-(484-465)=669-(830-195)=309+596+811=398-74×4=217+280-245=287×3-462=74+142-39=429-25×9=101×6=300×5=681+215+900=380-267-47=154+(255-67)=645×6=443-52-83=47+127×7=237×2-404=940-237=3/8-2/8=257-212=351-64-218=213+237=848-15×9=542-177-127=550+105×2=144-(58+31)=373+(874-279)=930-(246+644)=706+496+281=51+79×9=462-303+50=94×3-109=938-221×4=651+(685-621)=52+670+145=58×9-470=334-33×2=773×(210-202)=131-89=134-(490-487)=172×5+182=29×8=248-(230-20)=646×(639-634)=762-184=494-52×4=940-381+935=414-(132+268)=456+(836-465)=110×(128-125)=453-51×2=99-22×2=1/7+3/7=955+(616-393)=688+420-369=363+(289-138)=454×3-353=1/3+2/3=166+217-90=193+129=874-(162+707)=61×7+152=191-(97-14)=285×4-249=444-389+417=751×9=75×(220-217)=631+404-224=392-183-132=246+58=30×(306-298)=243×4-176=810×4-424=458-30×3=309-(33+48)=18+445+519=308-205=596+19+684=867-83=316-106-94=50+265=350-85×3=153-(58+88)=944+77×3=693×(419-415)=443+136×6=663×2-341=39+343-364=28×(322-313)=885-(16+868)=785-484=198-61=479+115+57=529×4=117+370=376+(134-121)=573×3-882=578-(167+41)=190×4+346=435-(83+21)=1/5+3/5=5/10-2/10=357-282-47=586-325=767+323+662=71+151+383=357-52=193+929-586=238-(58+100)=687×(62-59)=77×(995-989)=314-104×3=327+836-782=193-105=540+347=519-501=944+(884-116)=290-115=386-98=363-(933-738)=258+149=138×4+168=916+518+850=603-(57+236)=865-578-135=860-64+33=942-72-275=436-(351-197)=990+19×6=126×3+186=984-133+357=424-280+347=634-407=280-18×6=476-16×5=885×5=202-44-62=141×5+381=447-10×7=228×3=313-127=260×(312-309)=493-(149+48)=664-240-405=220-(34+86)=80+(472-466)=423×3-614=354-26×5=796+241=772-249×2=416-172=399+429+297=127+(458-402)=265×2=36×5+509=946-70+853=402-(274+97)=296-(130+37)=180+187=70×2+142=445×2+910=886+(134-85)=755-58-578=108+(340-192)=907-52×3=475+144+228=166×5-639=230×(150-146)=227+(290-205)=458-394=756×(973-964)=447-250=16×8=256-(380-130)=432+(680-231)=257×2-220=618×3=401+(559-33)=311-37×7=589-99×2=386-(259-239)=973-880+866=356-83×3=151×4=261+343=499-85×2=880-851+513=40+329+619=208-143+133=169×3=475-76-83=85+356=478-(124+227)=43+439-65=211+634=321×(778-769)=113×(17-13)=939+722+64=388-93-238=355+119×3=120×2-239=415-197=42×5=184-125+15=220+278=645-(156+479)=128×6-404=758-95+89=124×6-568=499-(135+105)=105×4=540×8-953=323+79×8=431-390=487×3=96+17×8=374-216+40=261+199=10+55=423-(194-84)=152×5-755=158+196=4/7+3/7=744-734+555=46×6+54=361-(113+233)=114+198-137=476+199+179=24×4+169=550+837+614=615×(947-944)=238+482=146×5+14=284-36-201=981+359+869=727×3=774×3=529+740-438=85×(220-212)=168+130+405=557+365+52=373-(278+60)=338-182+39=4/9+2/9=4/8-2/8=992-857+280=349+661-774=694+107×3=336-107=758-38+81=951-27×6=886-302+941=103+240=397×(195-191)=973+840+562=381-250+169=438+331+77=441-353=989-(369-132)=491-182-90=177-10×2=332-263+367=310+214=230-90=98+(437-181)=374-219+308=481+583=924+646=721×(295-291)=369+180+66=195×2=599×(966-962)=952+623-637=234×(347-342)=209-(315-218)=688-(117+487)=658-104+193=348-45×4=959-254-178=876-29×3=480-61=384-(55+106)=2/4-1/4=302+155-273=2/8+3/8=800×2-960=663-161=200+(409-284)=975-403-434=146×(52-47)=939-(298+68)=642×3-954=307×(650-643)=373-171×2=650+203×3=40×5=478-265+221=461-18-114=619+(340-77)=472×(55-46)=581-103×4=217-177=140+(462-415)=233+206=48+123=94×(301-293)=917+459=402-87-66=176-(148+14)=41+447-35=453-192-214=962-(743-204)=319-(114+59)=146+75-94=756×(697-690)=762-(663-160)=356+118-325=132+347-382=752+457+536=703+248+296=623-(342-10)=181-(659-628)=328+47+94=326-47×2=804-275+159=59+486×2=511-79-17=25×(363-358)=33×7=333-(237-72)=845-28-280=490+(328-120)=694-(390-255)=836+(923-479)=402-(150+15)=440-(382-145)=573+464=353-(46+29)=305+(456-276)=458×(913-908)=590+221+74=138×3+372=409-(276+113)=488-(473-255)=154+254=355+(843-367)=408-203+231=294+(244-27)=739×(549-543)=100-(246-210)=883-142=311+35+216=152+414×2=669+623+58=196+80=3/6-2/6=69×2+108=390+(376-317)=356+(111-35)=77×(430-427)=3/5-2/5=500×6=409-152+166=78+367-42=961+597-365=376-25-228=295-(835-765)=200+57-196=41×6+354=502-207×2=228-(459-252)=352-(138+167)=250×(317-314)=583+570-210=420-314+179=930+70×8=900-(676-584)=901+(890-84)=120-47-36=363+245=100×(191-186)=239×9-458=105+(485-339)=4/8-3/8=784-294-446=482-(413-96)=424-(38+152)=293-(347-170)=595-75-430=880-421-424=161×(274-270)=494×3-873=515+413-81=237+244=408-51-81=969-222-666=583+(563-320)=80×9+909=717+873=41+260+201=287-(226+21)=98×(205-196)=164-99+73=385×(301-292)=109+388=433-(447-351)=419×2+91=891-72×9=51×(316-311)=852-12-688=307+20-34=121+362=281×(579-574)=923-455-110=274+284+312=624+623-123=468+(293-244)=117×(224-220)=237+119×4=87-(146-134)=625-(142+433)=646×(307-304)=233×2=466+96-132=224×4-689=329-(132-13)=51-39=192×5=228-63+171=163×(272-269)=407-94-51=911+705-833=258-45=400-381=161+241=965+439+447=354+129=107×7-730=455+32-164=45×9=494×2-33=241-(435-383)=769-(273+277)=458×2+990=854-(430-258)=975+214+202=7/8-1/8=336×7=553+627+739=123-103=967-(752-475)=300×(304-299)=885-(213+427)=97×7=748-503=121-22+229=879+842=244+485=199-(138+20)=107+(421-52)=608×(950-946)=123+(190-139)=3/7+4/7=447-(296+86)=174-154=232-122+897=122-10×3=129×6=829+(385-102)=131×3=402+335+165=434-51×3=808-(446+146)=63+180=51+314+124=41×5=424-(115+94)=246+(487-223)=259-134-58=265×3-495=268+56+129=897-178+108=393+211×2=442×9=413-208+848=531-38-133=93×(278-271)=708-460-238=468-104+73=407-247-26=731+848-452=263×9-412=712-(699-59)=917-160×4=350-210+149=676-532=128+(293-58)=76+749-183=566+(940-395)=933+408+27=165×(116-113)=337-(163+14)=602+125+180=830-(619-606)=461-298=444-91×3=133-45=430-(217-122)=99-31+169=1/8+2/8=26+(507-32)=398-153-93=881-(371-76)=474×4-438=280+(491-280)=822+853=937-(54+517)=2/10+7/10=347-311=648+196+96=496×2-653=413-379+42=343×2-640=25×5=897-320×2=48×6+46=66×9-347=參考答案707-218-109=380757-501+544=800394-15×9=259251-(53+195)=3312+128×2=568476-(54+390)=32226×3-29=649100×8=800208+161=369823+76×4=1127293-268-13=12308+17×7=427788-347=44198+219×4=974245+95=340188+31-172=47500+273-271=50268+317=385391+589=980960-621+505=844666×3-51=1947178×7-387=859658×2-96=1220415-17×5=330714×(149-141)=5712874-51×5=619556-115+369=81095-(74+10)=11282-(477-204)=9112×7-139=645756-(370-267)=653652-334=318521+(218-133)=606413-100+23=336630×(86-81)=3150163×8=1304800-332=468159×3-242=235458-(68+309)=81243×9-579=1608223+244-301=166367-12×7=283285-228=57980-(722-189)=447196+(324-158)=362972-(187+386)=399349+522+95=966425-388=37702-500+154=356905+776-121=1560425+29-327=127624-(932-827)=519149×3+287=73475×5-88=287878-73=805331-(461-159)=29255×3-19=746158-(471-328)=15745×(992-987)=3725159+85-185=5945×3=135862-(110-28)=78080+373-86=367894-(425+100)=369431+291+194=916919+860+855=2634190×7-725=605293+(497-269)=521325+296+98=719171-45+546=672159-32-18=109706-(109+455)=142710+140-510=340624-58×4=392912+455-234=1133839-14×9=71314×(410-403)=98267×3-745=56339-296-18=25303+160=463238+(381-300)=319493-48×9=61216-122+310=404133+246-173=206406+80-25=461949-880=69395-98-52=245685-139-252=294101×4=404908-818-78=12258-(204-191)=245745+(886-660)=971391+41×3=514374-46×7=52495-52×4=2872/3-1/3=1/3343-197=14642+628-77=593828+391+632=1851337+41+972=1350420+59×6=77497+389+276=762782-(498-43)=327179+299=478867-290+287=864706×3-298=1820915×2=1830345-298=47947-(87+501)=359378×5=1890145×(55-50)=725823+102-565=360436+806=1242656-544-75=37331-(193+12)=126884×8-788=628424×9+317=53358×8=464662-(341+99)=222478+(352-70)=760704-(626-485)=56332+29+835=896259-34-16=209328-17=311133×2=266682+58+42=782164×4+336=992892-640=252597-234=363211+(571-542)=24036+62×9=5941/7+2/7=3/7100×(236-232)=400249+144=393916-150+379=1145943-348+223=818751+493-812=432796-352+764=1208954+62×6=1326329-(64+125)=140637-271+848=1214611+11+206=82826+75=101105+154-44=215174×3=522170+193=363496×8=3968112+(323-74)=361669-613+473=529173+(305-158)=3203/7-2/7=1/7668×2-99=1237903×5=4515451-421+408=438489-436+433=486826-355-168=303243-60=183521-(886-725)=360645-146-107=392676-189-238=249925+438+723=2086302-(241-172)=233368+102-247=22358×6+528=87672×5=360932-17-324=59198+428×2=954762×7-363=497150×(269-265)=200403-18-240=145518+(903-213)=1208365+150×3=815110+75-78=107402-(32+32)=33839×(143-136)=273299+70-85=284381×7=266798×5+189=679190-(97+73)=20479-(143+278)=58670+28×4=782694-(178-85)=60154×(243-235)=432954-190×4=194173+(449-191)=431185×2=370976-773=203129+338=467487-73×2=341895-312+732=1315206+253=459176-(375-217)=18198×2=396449-44-95=310222×4-655=233643-67×2=509287+86-172=201459-181×2=973/9+2/9=5/9254×2+488=996469-424=45866-(266+339)=261164-50=1142/5-1/5=1/5386-(133-67)=320133×7=931624+517-786=355104×9+59=995851+125-114=862265-(243-65)=8797+373=47038×(467-461)=228805-(632-422)=595134×7+869=1807394+(441-59)=776169+165=334221-12×6=149684+240=924572+762-329=1005101×(430-426)=404485-57×7=86520×6-315=2805437-156-188=93873-825+720=768490-66-375=49272-266+328=334436×9=3924151×4-395=209217+324=541513×6-141=2937448×2+925=1821113+146+436=695928-103×3=619223×(252-249)=669496-(59+135)=302199×4-702=94499-(249-244)=494758×(874-870)=30323/5-1/5=2/5791×6-568=417822×(232-229)=66268-128×2=1213+36+525=574453+145=598402-24×9=186713-382=331688+(700-521)=867685+363-960=88147-44+322=425464-71×2=322198-52×3=42292×2-322=262192+711-21=882420-140=280109+(199-187)=121369×2-253=485138×2+17=293431-(281+10)=140134+211+413=75862×6=372207-189+39=57395-(366-227)=256104+116×6=800980-177-588=215283×(361-358)=849482-260=222433-54×8=11/4+2/4=3/4838×2=1676351-(98+32)=221479×2-777=181823+518+48=1389612+195-195=612809×9=7281480×3-434=100664+(273-203)=134148+270=418405×8=3240719-61×3=536430-100-330=0423-28-320=75683+(705-353)=1035439-(136-75)=378174-23×2=128431+69-181=319278+154+296=72824×5-99=21399-146+60=313280-94×2=92135+272×2=679451+126=577333-84-62=187789+(563-460)=892232×3=696286+(952-697)=54158+(170-89)=139340+12×6=412223×3-313=356167+151-145=17377×8=616962-(513+173)=27688+178-242=24211+535=746310+470=780440-(341-237)=336351-29=322382+(28-19)=39148×4-65=127895-702-156=37467-415+343=39579+442+466=987157+81-182=56786+941-79=164819+(783-172)=630142-(396-278)=24243×4=972503×2-693=313781×3=2343190×(178-171)=1330644-40×9=284817+958+912=2687533-(849-510)=194350+116=466396+375+114=88518×5=90318-(133+65)=120787+503+746=203651×(384-378)=306378-30=348108+(385-208)=285338-246=92230×2=460536+954+251=1741396-176+206=426990-(740-507)=757206×3+102=720260×6=1560106-(484-465)=87669-(830-195)=34309+596+811=1716398-74×4=102217+280-245=252287×3-462=39974+142-39=177429-25×9=204101×6=606300×5=1500681+215+900=1796380-267-47=66154+(255-67)=342645×6=3870443-52-83=30847+127×7=936237×2-404=70940-237=7033/8-2/8=1/8257-212=45351-64-218=69213+237=450848-15×9=713542-177-127=238550+105×2=760144-(58+31)=55373+(874-279)=968930-(246+644)=40706+496+281=148351+79×9=762462-303+50=20994×3-109=173938-221×4=54651+(685-621)=71552+670+145=86758×9-470=52334-33×2=268773×(210-202)=6184131-89=42134-(490-487)=131172×5+182=104229×8=232248-(230-20)=38646×(639-634)=3230762-184=578494-52×4=286940-381+935=1494414-(132+268)=14456+(836-465)=827110×(128-125)=330453-51×2=35199-22×2=551/7+3/7=4/7955+(616-393)=1178688+420-369=739363+(289-138)=514454×3-353=10091/3+2/3=1166+217-90=293193+129=322874-(162+707)=561×7+152=579191-(97-14)=108285×4-249=891444-389+417=472751×9=675975×(220-217)=225631+404-224=811392-183-132=77246+58=30430×(306-298)=240243×4-176=796810×4-424=2816458-30×3=368309-(33+48)=22818+445+519=982308-205=103596+19+684=1299867-83=784316-106-94=11650+265=315350-85×3=95153-(58+88)=7944+77×3=1175693×(419-415)=2772443+136×6=1259663×2-341=98539+343-364=1828×(322-313)=252885-(16+868)=1785-484=301198-61=137479+115+57=651529×4=2116117+370=487376+(134-121)=389573×3-882=837578-(167+41)=370190×4+346=1106435-(83+21)=3311/5+3/5=4/55/10-2/10=3/10357-282-47=28586-325=261767+323+662=175271+151+383=605357-52=305193+929-586=536238-(58+100)=80687×(62-59)=206177×(995-989)=462314-104×3=2327+836-782=381193-105=88540+347=887519-501=18944+(884-116)=1712290-115=175386-98=288363-(933-738)=168258+149=407138×4+168=720916+518+850=2284603-(57+236)=310865-578-135=152860-64+33=829942-72-275=595436-(351-197)=282990+19×6=1104126×3+186=564984-133+357=1208424-280+347=491634-407=227280-18×6=172476-16×5=396885×5=4425202-44-62=96141×5+381=1086447-10×7=377228×3=684313-127=186260×(312-309)=780493-(149+48)=296664-240-405=19220-(34+86)=10080+(472-466)=86423×3-614=655354-26×5=224796+241=1037772-249×2=274416-172=244399+429+297=1125127+(458-402)=183265×2=53036×5+509=689946-70+853=1729402-(274+97)=31296-(130+37)=129180+187=36770×2+142=282445×2+910=1800886+(134-85)=935755-58-578=119108+(340-192)=256907-52×3=751475+144+228=847166×5-639=191230×(150-146)=920227+(290-205)=312458-394=64756×(973-964)=6804447-250=19716×8=128256-(380-130)=6432+(680-231)=881257×2-220=294618×3=1854401+(559-33)=927311-37×7=52589-99×2=391386-(259-239)=366973-880+866=959356-83×3=107151×4=604261+343=604499-85×2=329880-851+513=54240+329+619=988208-143+133=198169×3=507475-76-83=31685+356=441478-(124+227)=12743+439-65=417211+634=845321×(778-769)=2889113×(17-13)=452939+722+64=1725388-93-238=57355+119×3=712120×2-239=1415-197=21842×5=210184-125+15=74220+278=498645-(156+479)=10128×6-404=364758-95+89=752124×6-568=176499-(135+105)=259105×4=420540×8-953=3367323+79×8=955431-390=41487×3=146196+17×8=232374-216+40=198261+199=46010+55=65423-(194-84)=313152×5-755=5158+196=3544/7+3/7=1744-734+555=56546×6+54=330361-(113+233)=15114+198-137=175476+199+179=85424×4+169=265550+837+614=2001615×(947-944)=1845238+482=720146×5+14=744284-36-201=47981+359+869=2209727×3=2181774×3=2322529+740-438=83185×(220-212)=680168+130+405=703557+365+52=974373-(278+60)=35338-182+39=1954/9+2/9=6/94/8-2/8=2/8992-857+280=415349+661-774=236694+107×3=1015336-107=229758-38+81=801951-27×6=789886-302+941=1525103+240=343397×(195-191)=1588973+840+562=2375381-250+169=300438+331+77=846441-353=88989-(369-132)=752491-182-90=219177-10×2=157332-263+367=436310+214=524230-90=14098+(437-181)=354374-219+308=463481+583=1064924+646=1570721×(295-291)=2884369+180+66=615195×2=390599×(966-962)=2396952+623-637=938234×(347-342)=1170209-(315-218)=112688-(117+487)=84658-104+193=747348-45×4=168959-254-178=527876-29×3=789480-61=419384-(55+106)=2232/4-1/4=1/4302+155-273=1842/8+3/8=5/8800×2-960=640663-161=502200+(409-284)=325975-403-434=138146×(52-47)=730939-(298+68)=573642×3-954=972307×(650-643)=2149373-171×2=31650+203×3=125940×5=200478-265+221=434461-18-114=329619+(340-77)=882472×(55-46)=4248581-103×4=169217-177=40140+(462-415)=187233+206=43948+123=17194×(301-293)=752917+459=1376402-87-66=249176-(148+14)=1441+447-35=453453-192-214=47962-(743-204)=423319-(114+59)=146146+75-94=127756×(697-690)=5292762-(663-160)=259356+118-325=149132+347-382=97752+457+536=1745703+248+296=1247623-(342-10)=291181-(659-628)=150328+47+94=469326-47×2=232804-275+159=68859+486×2=1031511-79-17=41525×(363-358)=12533×7=231333-(237-72)=168845-28-280=537490+(328-120)=698694-(390-255)=559836+(923-479)=1280402-(150+15)=237440-(382-145)=203573+464=1037353-(46+29)=278305+(456-276)=485458×(913-908)=2290590+221+74=885138×3+372=786409-(276+113)=20488-(473-255)=270154+254=408355+(843-367)=831408-203+231=436294+(244-27)=511739×(549-543)=4434100-(246-210)=64883-142=741311+35+216=562152+414×2=980669+623+58=1350196+80=2763/6-2/6=1/669×2+108=246390+(376-317)=449356+(111-35)=43277×(430-427)=2313/5-2/5=1/5500×6=3000409-152+166=42378+367-42=403961+597-365=1193376-25-228=123295-(835-765)=225200+57-196=6141×6+354=600502-207×2=88228-(459-252)=21352-(138+167)=47250×(317-314)=750583+570-210=943420-314+179=285930+70×8=1