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353+(807-766)=866+(689-510)=282×3-241=418-(104+97)=90×(137-130)=500-26+23=892-(149+162)=279+479+44=507-278+918=580+458×2=3/6-1/6=116+370=898+(951-486)=476-(182-43)=382-(310+49)=932×2=573+(805-532)=666+615-217=319-87×3=97×9=70×(151-144)=326-61=832-(122-81)=19×8+186=45×5+228=198+(653-15)=545-291+414=990-(113+282)=219×(105-101)=236×5-712=498-129×2=338+133+147=787×5-609=577-223=593+713+256=332×3=435-294+153=1/6+2/6=730+219+46=204×7=446×7-945=38+150×5=137×9-545=165×(280-277)=388-15+782=150+172-87=218+147-348=165×3=87-(333-328)=38×4=950×5=125+191=774×6-487=144+384+81=131-118=91×(91-86)=134×4=317+139=236+80=325×3-884=378+105+513=884-(152+120)=91×6+129=477-197-278=286+752+322=359-(132+80)=241-(323-174)=266-56×4=544×(455-448)=182-82×2=454+(191-43)=940-44×4=58×7+472=807-34=496+(480-88)=118×5-338=788-(154+614)=668-(175+336)=215×4-463=607+371+488=802-(93+40)=919×(473-469)=718+515-845=450-(109+110)=704×2-153=181×(146-143)=132-22×4=599×6=275+94×7=304+170+438=699+740=781-(709-566)=101-55+90=560+232+270=106+126=166-(334-274)=96+(365-216)=890×(21-18)=441-(403+23)=44+(503-41)=313-200-24=833+(502-139)=347-27×8=325-131=597×7-760=97+310-27=379-102-100=148+339=252+512+171=495-384+543=490+61×5=94+32=606+957+919=746+511-583=454-395=145×6-144=374-(280-144)=963×(295-292)=183+347=533-204-315=464-430+102=434-56=250+141×5=449-146+147=865+91×4=903+985+341=314×(108-105)=829-344-80=203+(171-16)=564-(232+296)=78+290=300×(83-75)=408-235-60=468-294=870-412×2=861-469+970=3/10-2/10=151+779-657=548×(754-745)=884-476-367=400-109=348+(823-577)=114×5-168=513×(175-167)=647+111=173×5-395=18×2+458=48×(591-582)=700+619=400×(384-376)=877×(158-150)=464-399+143=852-133-253=448-(78+153)=203-113-88=622-64×5=213+152=112+356=468-218+250=5/8-2/8=19×7=78+134=151-139=136-29=90+221-279=626-105-94=970-186+505=423-114×3=208-175=491×2-626=514+48+435=891+(855-430)=557-219×2=340-255=354-186-151=244+253×2=901-144×2=131+(253-163)=186+166=149×5=107+475+408=156+34×3=99×3-22=55×7-178=285+86-315=392×2-390=977-(325+264)=360-36×2=933-111×4=237-113-111=11×(456-450)=587-430+762=304+102-84=446×2-144=4/6-2/6=362+(288-215)=241×3-89=31+129×2=287-28=520-461=174-62=358-(339-131)=889-(876-665)=462+637-707=471-(244+147)=244+265+40=279-(683-633)=33×4=420-(97+39)=50+195×3=444-(34+71)=713-118×6=167×5+350=233+86+52=954-782+22=331+86×2=708×3=103×4+74=451-(484-64)=142×(478-471)=368×4=36+271-177=138+139=130+541=209×(209-205)=989-282-50=451+(629-128)=852-(16+497)=213×7=98+262-310=31+(913-58)=505+412-277=24×9+111=911×(932-925)=111+232-14=505-(602-474)=354+(410-224)=70×9-173=44+(481-106)=46×5=831×3-112=492×4-853=420+13-304=959-(324+310)=3/8+2/8=5/8-1/8=495-(315-136)=133+110=664+873-261=498-165-31=922+15×9=4/10+6/10=193×(748-743)=717-48+227=990-456-231=992+(290-97)=322-100×2=827+46+660=466×(210-205)=890+(735-192)=115+333-397=382+92=433-48-239=151+238-355=4/5-1/5=354+66=430×(907-904)=563×6-288=397×2-781=736+109×6=277+489-44=348+88-37=201×(416-413)=15×6+584=117×8=76+(969-946)=255×3=95+125×7=81×(63-55)=321+(496-464)=146×(58-54)=45×2+388=18×7=472-26×4=511×(238-233)=187-37=49×(76-67)=676+25×5=260×9=400-91-298=695×6-407=296-149+324=385+80-151=12-(104-93)=4/8-1/8=40×9-237=377×7=588×4-495=346+960+636=480-334+901=24×(478-475)=289-200-55=18+256×2=158-154+100=256-(381-130)=751+(916-293)=920+571=361+(519-196)=439×6=667+381+885=350+(334-234)=121-(172-114)=385×5=301+135×4=578+(661-309)=124×(242-236)=463-(20+192)=59×(86-80)=32×(197-192)=698×6-423=235+331=364+100=187-(34+152)=224-47×2=827-750=602-56×6=992-593=474-220-225=892-38×4=83×(268-260)=481-78-79=435×2=238+(187-126)=133×6+151=435-(220+170)=460-226+99=537+(768-161)=915+220-719=451+(290-76)=125×3+383=782-81×8=605×7-257=928-(258+568)=130+501+133=836-611=547×4-974=832-(641-147)=54+(832-385)=851-42×5=328×(371-368)=524+315+121=498-(126+162)=447-(302-156)=924-176-138=869×5=203-90+145=216-192+343=162×4=303-51-224=369-317=444-81-306=294+18+390=176-79×2=481-29×5=611-184-352=433-(748-417)=321+93×3=181-68×2=460-27-87=670-505-32=501-157=411-309+57=697-(395-291)=215×3=417-(229+70)=989+727-872=212+(973-197)=804-(118+412)=609-320+761=497-(371-192)=86×7+538=657-15×8=51×9-311=258-40×5=913-209=53×3-144=77+422-345=562-91×5=222+269+386=16+215+110=88×(87-84)=181×5=48×(956-952)=39+(401-322)=241-27=927-436=607×4=382×3-610=310-110+44=950-70=186×(167-164)=500+(245-230)=939-(298+609)=483-263-15=373-(430-403)=581+728-903=177+493=848+994-788=73×(364-359)=451-68-23=355-31=837-64+11=353×8-727=29×(376-372)=795+877+829=276-14×5=474-(450-209)=19×(340-333)=140×9-810=280+150=689-(815-807)=328-47×6=537-459-63=804-718=717+119-309=611-406+190=955-138-134=970-122×4=798-(326+221)=259-11×3=476-229-211=530-12×2=242+217-253=418-99-270=142+336=203×(949-943)=165-26=152×3+274=368-(955-696)=1/8+5/8=892+447-690=489-193-58=132+48×3=379-(147+94)=905-(240+643)=230+(470-236)=995+590=428+227=563×4-502=74+293-123=108×3+177=289-66+222=69+278+95=337-92=317-161+172=407+73×6=826×2=295-(26+242)=690+508-624=195-77=482-127-156=93×(258-254)=878-839+970=375-(321+17)=126×5-457=708-(26+137)=236+159=72-(278-234)=642-(354-68)=279-(491-457)=218+180×5=353-(950-826)=364-230-45=251×8=961-71+552=390×2+26=100+167=389+(959-526)=462×2-502=92×8=702-377+138=250-(346-322)=399-91-149=55×(311-308)=147+289-59=123+18-39=81+(119-43)=92+64+168=782-180-560=290+228×2=73+95=841-130=15×3=895×(851-847)=459+775+895=376+513+108=888-671-74=715-206+689=296×(791-782)=557+235=69×9+34=300-(919-669)=437×2+10=13×7+156=758-268-63=505×2-960=846-744=166×6=104×8-819=136×(106-100)=136+539=195×8=292-(411-183)=800-247-230=391-362+56=938-(644-469)=166+919+528=223+433-259=295-14+74=334+877+979=316-119=59×8=725-(550-531)=421×8-788=117+494+684=465-(304-100)=798-505+127=939-44×2=28×7+823=90×(246-241)=487+745-346=909-361=120+215-33=752+(517-60)=81-(445-441)=132×5+51=321+436=332-135-34=797-257=990-(161+197)=72-52+870=740+885=535+122+284=683-131=452-328=102+155=800-768=811-(994-933)=336+600+629=402+159+234=819-243×2=695-(182+373)=146×4+624=921+474+735=619-168-209=306+177-116=594-581+909=414-(52+33)=497-(339+61)=93×3+284=383+(806-69)=992×(307-299)=206+664+765=937-(148+282)=318+340×2=210-(50+30)=963×(887-878)=432-228+24=358+35-309=256×6-592=87+329-223=110-106+229=311×2=416+493=262-117-141=305×2=64×5=455+369=178+217+799=88+180=96×5-305=772-423-335=781-643+415=977-171=375+(426-110)=285-(48+94)=51×2=288+(321-181)=459-358=216-(790-753)=1/4+2/4=475-94×4=297×(406-399)=586+173=427-(484-404)=312+(407-145)=744+582+811=918-745+186=496-222=482+428-49=460-128-285=460×5=248+369×2=138-(331-218)=42+455-155=176+227-112=550-102-318=98+21+650=365-39×2=201-143=307-137=77+231-136=196×8-641=902×2=48×(384-380)=886×(966-962)=132+(474-381)=488-(288+51)=36+184=481-42×2=485-102=192+96+22=723×6=530×6-385=436+272+199=395×2=553+117+20=482×2=892+980=962+240-890=52-(59-24)=445-89=155+71=595+739-682=353-269+171=480-59+439=770-(639+53)=774-665+516=414-(914-624)=811-293+327=238-88=295-(85+111)=844+78×9=495-(97+122)=723+963-313=657-233×2=324-172+207=464+(480-33)=211+33×2=357-349+430=596+405+967=464-48+422=876+670-922=2/6+3/6=847-(938-593)=346×2+524=205+(346-141)=548+883-642=183+85+428=83×3-135=344-(43+271)=160-(234-115)=290-136×2=685-108×5=520+170+202=341-152×2=66+117=323-14×7=69+172=241+101=97+219=84×3+434=951+160-391=129-(36+26)=55×(75-70)=359-(153+157)=774-93×3=85×8=594-122-167=702-676=769-(93+510)=455-25×4=447-104=721-11×7=291-88×2=716-333=668+199+661=3/4-1/4=33×(320-317)=637+579-136=3/6-2/6=255+249+108=229-(72+24)=80+158+151=237-187=306-(384-256)=61+28×7=909-(80+52)=100+256=92+38=499-434+375=273+126=719-(665-484)=601-(900-556)=391-(83+156)=418+368-269=849-(460-152)=296+551=271×(146-143)=410+967-277=455-12×2=682-(596-81)=483-167+177=430+331×2=100×3+876=771×3=498-(383-119)=97×5=494-460=51×8-295=543+85×4=944-166-314=219+(765-326)=601×3-807=763+357=931-91=183+65=156+(375-143)=886+888=24×2+261=266+370+919=317-78×4=167×5=250-(25+63)=385+428+98=881×3-378=988-83×5=885-783-61=471-123=884-(40+226)=234+(798-250)=110×5+54=276+514-135=545×6-131=36×2+455=861-(291+344)=105+(257-142)=253-73×2=12+206-127=339×6=189×3-63=60-(308-277)=695×(877-869)=284-(393-276)=197+54+435=464+14+478=2/8-1/8=293+(96-84)=244-(314-254)=444-172-200=565+926-66=30×9+429=1/5+2/5=370-46×4=449-54-70=168-24×2=188-115-71=1/3+2/3=490-21+219=356-277+295=55×9-462=374+333=463+(394-379)=853-180+672=462-19×9=834-(150+265)=269×3-415=848×(339-334)=343-80×4=6/10+3/10=713-159=969-813-100=129×6=819-117-143=788-86×5=266+756=78×9-461=174×3-504=445-58-244=14+177-42=343+(491-206)=549-33×2=334×9=339+103=794+(908-306)=586-(695-621)=988-(385-313)=318+298×2=814-(979-912)=489-315+209=170×3=990+855-954=145+178=92×3=3/10+7/10=719+(927-129)=17+451-356=367-13=762×9=168-132=790×6=328-(273-139)=467×(131-125)=828-(378+166)=134-32+313=509-49×6=507-(48+286)=702-(45+538)=374-(913-658)=220-214+317=307-143×2=208+(923-380)=130-105=215+498+81=334-33-211=780+425+764=88+(484-141)=14+281+581=707-337=464-449+334=675-13-484=115-80=40+(684-328)=331-275+188=347×2-541=174+(418-283)=238×8-254=484×2-913=324-(181+26)=6/7-1/7=112×6=2/4-1/4=143×3-136=361×2=3/6+2/6=490-19×8=360+(439-382)=120+222+506=51+62=208×2=2/5+3/5=291+81-308=967-39-511=302-(681-676)=59+756+404=494+(408-38)=674-363-119=378-(450-264)=330-(59+177)=269×(452-445)=488-332-14=361-284+13=637+219+43=247×7=参考答案353+(807-766)=394866+(689-510)=1045282×3-241=605418-(104+97)=21790×(137-130)=630500-26+23=497892-(149+162)=581279+479+44=802507-278+918=1147580+458×2=14963/6-1/6=2/6116+370=486898+(951-486)=1363476-(182-43)=337382-(310+49)=23932×2=1864573+(805-532)=846666+615-217=1064319-87×3=5897×9=87370×(151-144)=490326-61=265832-(122-81)=79119×8+186=33845×5+228=453198+(653-15)=836545-291+414=668990-(113+282)=595219×(105-101)=876236×5-712=468498-129×2=240338+133+147=618787×5-609=3326577-223=354593+713+256=1562332×3=996435-294+153=2941/6+2/6=3/6730+219+46=995204×7=1428446×7-945=217738+150×5=788137×9-545=688165×(280-277)=495388-15+782=1155150+172-87=235218+147-348=17165×3=49587-(333-328)=8238×4=152950×5=4750125+191=316774×6-487=4157144+384+81=609131-118=1391×(91-86)=455134×4=536317+139=456236+80=316325×3-884=91378+105+513=996884-(152+120)=61291×6+129=675477-197-278=2286+752+322=1360359-(132+80)=147241-(323-174)=92266-56×4=42544×(455-448)=3808182-82×2=18454+(191-43)=602940-44×4=76458×7+472=878807-34=773496+(480-88)=888118×5-338=252788-(154+614)=20668-(175+336)=157215×4-463=397607+371+488=1466802-(93+40)=669919×(473-469)=3676718+515-845=388450-(109+110)=231704×2-153=1255181×(146-143)=543132-22×4=44599×6=3594275+94×7=933304+170+438=912699+740=1439781-(709-566)=638101-55+90=136560+232+270=1062106+126=232166-(334-274)=10696+(365-216)=245890×(21-18)=2670441-(403+23)=1544+(503-41)=506313-200-24=89833+(502-139)=1196347-27×8=131325-131=194597×7-760=341997+310-27=380379-102-100=177148+339=487252+512+171=935495-384+543=654490+61×5=79594+32=126606+957+919=2482746+511-583=674454-395=59145×6-144=726374-(280-144)=238963×(295-292)=2889183+347=530533-204-315=14464-430+102=136434-56=378250+141×5=955449-146+147=450865+91×4=1229903+985+341=2229314×(108-105)=942829-344-80=405203+(171-16)=358564-(232+296)=3678+290=368300×(83-75)=2400408-235-60=113468-294=174870-412×2=46861-469+970=13623/10-2/10=1/10151+779-657=273548×(754-745)=4932884-476-367=41400-109=291348+(823-577)=594114×5-168=402513×(175-167)=4104647+111=758173×5-395=47018×2+458=49448×(591-582)=432700+619=1319400×(384-376)=3200877×(158-150)=7016464-399+143=208852-133-253=466448-(78+153)=217203-113-88=2622-64×5=302213+152=365112+356=468468-218+250=5005/8-2/8=3/819×7=13378+134=212151-139=12136-29=10790+221-279=32626-105-94=427970-186+505=1289423-114×3=81208-175=33491×2-626=356514+48+435=997891+(855-430)=1316557-219×2=119340-255=85354-186-151=17244+253×2=750901-144×2=613131+(253-163)=221186+166=352149×5=745107+475+408=990156+34×3=25899×3-22=27555×7-178=207285+86-315=56392×2-390=394977-(325+264)=388360-36×2=288933-111×4=489237-113-111=1311×(456-450)=66587-430+762=919304+102-84=322446×2-144=7484/6-2/6=2/6362+(288-215)=435241×3-89=63431+129×2=289287-28=259520-461=59174-62=112358-(339-131)=150889-(876-665)=678462+637-707=392471-(244+147)=80244+265+40=549279-(683-633)=22933×4=132420-(97+39)=28450+195×3=635444-(34+71)=339713-118×6=5167×5+350=1185233+86+52=371954-782+22=194331+86×2=503708×3=2124103×4+74=486451-(484-64)=31142×(478-471)=994368×4=147236+271-177=130138+139=277130+541=671209×(209-205)=836989-282-50=657451+(629-128)=952852-(16+497)=339213×7=149198+262-310=5031+(913-58)=886505+412-277=64024×9+111=327911×(932-925)=6377111+232-14=329505-(602-474)=377354+(410-224)=54070×9-173=45744+(481-106)=41946×5=230831×3-112=2381492×4-853=1115420+13-304=129959-(324+310)=3253/8+2/8=5/85/8-1/8=4/8495-(315-136)=316133+110=243664+873-261=1276498-165-31=302922+15×9=10574/10+6/10=1193×(748-743)=965717-48+227=896990-456-231=303992+(290-97)=1185322-100×2=122827+46+660=1533466×(210-205)=2330890+(735-192)=1433115+333-397=51382+92=474433-48-239=146151+238-355=344/5-1/5=3/5354+66=420430×(907-904)=1290563×6-288=3090397×2-781=13736+109×6=1390277+489-44=722348+88-37=399201×(416-413)=60315×6+584=674117×8=93676+(969-946)=99255×3=76595+125×7=97081×(63-55)=648321+(496-464)=353146×(58-54)=58445×2+388=47818×7=126472-26×4=368511×(238-233)=2555187-37=15049×(76-67)=441676+25×5=801260×9=2340400-91-298=11695×6-407=3763296-149+324=471385+80-151=31412-(104-93)=14/8-1/8=3/840×9-237=123377×7=2639588×4-495=1857346+960+636=1942480-334+901=104724×(478-475)=72289-200-55=3418+256×2=530158-154+100=104256-(381-130)=5751+(916-293)=1374920+571=1491361+(519-196)=684439×6=2634667+381+885=1933350+(334-234)=450121-(172-114)=63385×5=1925301+135×4=841578+(661-309)=930124×(242-236)=744463-(20+192)=25159×(86-80)=35432×(197-192)=160698×6-423=3765235+331=566364+100=464187-(34+152)=1224-47×2=130827-750=77602-56×6=266992-593=399474-220-225=29892-38×4=74083×(268-260)=664481-78-79=324435×2=870238+(187-126)=299133×6+151=949435-(220+170)=45460-226+99=333537+(768-161)=1144915+220-719=416451+(290-76)=665125×3+383=758782-81×8=134605×7-257=3978928-(258+568)=102130+501+133=764836-611=225547×4-974=1214832-(641-147)=33854+(832-385)=501851-42×5=641328×(371-368)=984524+315+121=960498-(126+162)=210447-(302-156)=301924-176-138=610869×5=4345203-90+145=258216-192+343=367162×4=648303-51-224=28369-317=52444-81-306=57294+18+390=702176-79×2=18481-29×5=336611-184-352=75433-(748-417)=102321+93×3=600181-68×2=45460-27-87=346670-505-32=133501-157=344411-309+57=159697-(395-291)=593215×3=645417-(229+70)=118989+727-872=844212+(973-197)=988804-(118+412)=274609-320+761=1050497-(371-192)=31886×7+538=1140657-15×8=53751×9-311=148258-40×5=58913-209=70453×3-144=1577+422-345=154562-91×5=107222+269+386=87716+215+110=34188×(87-84)=264181×5=90548×(956-952)=19239+(401-322)=118241-27=214927-436=491607×4=2428382×3-610=536310-110+44=244950-70=880186×(167-164)=558500+(245-230)=515939-(298+609)=32483-263-15=205373-(430-403)=346581+728-903=406177+493=670848+994-788=105473×(364-359)=365451-68-23=360355-31=324837-64+11=784353×8-727=209729×(376-372)=116795+877+829=2501276-14×5=206474-(450-209)=23319×(340-333)=133140×9-810=450280+150=430689-(815-807)=681328-47×6=46537-459-63=15804-718=86717+119-309=527611-406+190=395955-138-134=683970-122×4=482798-(326+221)=251259-11×3=226476-229-211=36530-12×2=506242+217-253=206418-99-270=49142+336=478203×(949-943)=1218165-26=139152×3+274=730368-(955-696)=1091/8+5/8=6/8892+447-690=649489-193-58=238132+48×3=276379-(147+94)=138905-(240+643)=22230+(470-236)=464995+590=1585428+227=655563×4-502=175074+293-123=244108×3+177=501289-66+222=44569+278+95=442337-92=245317-161+172=328407+73×6=845826×2=1652295-(26+242)=27690+508-624=574195-77=118482-127-156=19993×(258-254)=372878-839+970=1009375-(321+17)=37126×5-457=173708-(26+137)=545236+159=39572-(278-234)=28642-(354-68)=356279-(491-457)=245218+180×5=1118353-(950-826)=229364-230-45=89251×8=2008961-71+552=1442390×2+26=806100+167=267389+(959-526)=822462×2-502=42292×8=736702-377+138=463250-(346-322)=226399-91-149=15955×(311-308)=165147+289-59=377123+18-39=10281+(119-43)=15792+64+168=324782-180-560=42290+228×2=74673+95=168841-130=71115×3=45895×(851-847)=3580459+775+895=2129376+513+108=997888-671-74=143715-206+689=1198296×(791-782)=2664557+235=79269×9+34=655300-(919-669)=50437×2+10=88413×7+156=247758-268-63=427505×2-960=50846-744=102166×6=996104×8-819=13136×(106-100)=816136+539=675195×8=1560292-(411-183)=64800-247-230=323391-362+56=85938-(644-469)=763166+919+528=1613223+433-259=397295-14+74=355334+877+979=2190316-119=19759×8=472725-(550-531)=706421×8-788=2580117+494+684=1295465-(304-100)=261798-505+127=420939-44×2=85128×7+823=101990×(246-241)=450487+745-346=886909-361=548120+215-33=302752+(517-60)=120981-(445-441)=77132×5+51=711321+436=757332-135-34=163797-257=540990-(161+197)=63272-52+870=890740+885=1625535+122+284=941683-131=552452-328=124102+155=257800-768=32811-(994-933)=750336+600+629=1565402+159+234=795819-243×2=333695-(182+373)=140146×4+624=1208921+474+735=2130619-168-209=242306+177-116=367594-581+909=922414-(52+33)=329497-(339+61)=9793×3+284=563383+(806-69)=1120992×(307-299)=7936206+664+765=1635937-(148+282)=507318+340×2=998210-(50+30)=130963×(887-878)=8667432-228+24=228358+35-309=84256×6-592=94487+329-223=193110-106+229=233311×2=622416+493=909262-117-141=4305×2=61064×5=320455+369=824178+217+799=119488+180=26896×5-305=175772-423-335=14781-643+415=553977-171=806375+(426-110)=691285-(48+94)=14351×2=102288+(321-181)=428459-358=101216-(790-753)=1791/4+2/4=3/4475-94×4=99297×(406-399)=2079586+173=759427-(484-404)=347312+(407-145)=574744+582+811=2137918-745+186=359496-222=274482+428-49=861460-128-285=47460×5=2300248+369×2=986138-(331-218)=2542+455-155=342176+227-112=291550-102-318=13098+21+650=769365-39×2=287201-143=58307-137=17077+231-136=172196×8-641=927902×2=180448×(384-380)=192886×(966-962)=3544132+(474-381)=225488-(288+51)=14936+184=220481-42×2=397485-102=383192+96+22=310723×6=4338530×6-385=2795436+272+199=907395×2=790553+117+20=690482×2=964892+980=1872962+240-890=31252-(59-24)=17445-89=356155+71=226595+739-682=652353-269+171=255480-59+439=860770-(639+53)=78774-665+516=625414-(914-624)=124811-293+327=845238-88=150295-(85+111)=99844+78×9=1546495-(97+122)=276723+963-313=1373657-233×2=191324-172+207=359464+(480-33)=911211+33×2=277357-349+430=438596+405+967=1968464-48+422=838876+670-922=6242/6+3/6=5/6847-(938-593)=502346×2+524=1216205+(346-141)=410548+883-642=789183+85+428=69683×3-135=114344-(43+271)=30160-(234-115)=41290-136×2=18685-108×5=145520+170+202=892341-152×2=3766+117=183323-14×7=22569+172=241241+101=34297+219=31684×3+434=686951+160-391=720129-(36+26)=6755×(75-70)=275359-(153+157)=49774-93×3=49585×8=680594-122-167=305702-676=26769-(93+510)=166455-25×4=355447-104=343721-11×7=644291-88×2=115716-333=383668+199+661=15283/4-1/4=2/433×(320-317)=99637+579-136=10803/6-2/6=1/6255+249+108=612229-(72+24)=13380+158+151=389237-187=50306-(384-256)=17861+28×7=257909-(80+52)=777100+256=35692+38=130499-434+375=440273+126=399719-(665-484)=538601-(900-556)=257391-(83+156)=152418+368-269=517849-(460-152)=541296+551=847271×(14