三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦488×3=235×2-332=952+(849-644)=639×8-49=299+367+148=138×2+390=270-(453-260)=269×3-231=222-43+81=416-54=998-(389+557)=106×7-486=576-(42+303)=690+553=780+(566-548)=159+316-245=172+744=75×(157-152)=39×4+373=168-41×2=296+347+170=169-129=1/8+5/8=908+601+870=345-209+10=488-378+128=493-38-294=679-(75+459)=481-(84+205)=173+290=224+245×2=59×3+254=840×9=217+461+232=919×4=725-63×7=161×6=105×8+129=142+62-69=359×6=65+275=141-82+684=67+(592-510)=755-(371-59)=682-100+270=226+80-169=289-(122+33)=48×(75-71)=80+373=594+(691-423)=675+929-656=148-80+559=155+20-39=590+196-420=494+(391-10)=467+481=436×2-163=400-(351-10)=808×(784-776)=702+452=552+147+149=676+814-435=474×6-340=943-293+352=476×2-646=639-332=700+726-691=131+221-248=881-126×3=438-142=367-270+35=384-59×6=184×(242-237)=221+(466-401)=298-37-81=86+(406-70)=75×5+940=319-(307-133)=448-15-110=473+685-951=159+327-44=287-75=316+36×9=867+464-524=776×6=485-(202+102)=477-(247+50)=455-(63+197)=351-39×6=843-307-484=751×4=282×3=17×4+109=330-210+317=145×5=991×4=290×2+84=474-59-39=546×7-937=404-191-206=20×(277-270)=197-111-12=373-39×3=349+50+444=100+(166-31)=850+95×8=810+129×6=220-155+376=219×(818-810)=355+111=221+95+24=475-(240-113)=375×2=890×5=761+(773-657)=884×(723-718)=959-(264+618)=494-237-160=575×5-400=108+40=1/5+3/5=84+450=421×(104-98)=281+116-21=374-(125+141)=79×(96-87)=127+(373-210)=235×4=317+93+378=12×(394-387)=678-(226+376)=74×4+449=290+70=152-152+327=418-154=98-19×2=85×4=438×(285-282)=531×3-890=584-114+331=175×5-434=31+(169-140)=39×(428-419)=730-(846-140)=272×2+408=53+318-196=769×5-224=37+238+562=476-23×6=981+109×6=162×2+355=362-25-253=316-105×3=73×7+347=385-368=640-121×5=208×3+22=328+125=427+(292-132)=250+89×4=526+569-203=70+637+550=863-(39+456)=114+459-500=649×6-998=27×(117-109)=126+(861-293)=111×8-343=96+36×5=561×(722-718)=571-(182+214)=132+350-149=250-97+249=834-313-312=449×(668-662)=657×(450-446)=192-131=769×(496-488)=94×3=114×5=430-300=417-349+259=273-67-28=490-342+181=696-(833-594)=291-(690-599)=771+753-367=300-169+281=84×(402-393)=449-45×2=204+305+183=273+103=375-(376-236)=174+272-324=3/6+2/6=411+(890-95)=441×6-921=5/9-1/9=245+(480-134)=651+418-43=154+(249-88)=32×4=472-118×2=37×7=914-(364+290)=591-342+44=5/9-3/9=114×2-103=204-(68+121)=260+165=523+35+44=296-227+179=420-52×5=420×8-170=814-(638-326)=237×3-410=75+176=200×8=15×9+172=128-(474-469)=140×4+848=758-180×4=432×(275-266)=10+847+281=230+(444-176)=203+91=254-(370-261)=824×5-504=514+(808-652)=78×6-145=155-18×3=365-20×4=336-(713-620)=530×9-193=167×5-509=642-(722-517)=436+(989-754)=336-46=201+(352-124)=329-(489-395)=108+27=492-118×2=929-114×3=131×(35-31)=77+352=10+17=422×4=475+(242-120)=189-85=802-320=912-12-73=282-114-144=440-218-175=689-411-260=302+942+523=359-56×2=279-171=348-126-123=458-125-38=54+168×3=79×(790-781)=461-14-446=389-(16+170)=415-37-218=370-(97+271)=272×(218-215)=29+245-124=276×8-99=315+(736-583)=229×3=258+(407-42)=343-270+372=884+82+673=1/7+5/7=22+(483-17)=981-(97+788)=226+225=5/9-4/9=915-733+368=27×(273-265)=894-182+670=133+761=884+456+792=93+687+133=237+43×4=465+142+359=947-40=33×3=190+294-185=456-193-81=868-(838-566)=174×4=300+246+197=469-(155+226)=328-307+452=63+(340-66)=334+989+99=931+331+79=403-(332-51)=945+315-545=716-(686-33)=107+116=449-152=448-345+153=953-119=73+(416-355)=169+176-57=236+22×7=22×6=726-44×3=458+(391-229)=383-(750-388)=300+112×5=446-(367-181)=280+236×3=132+112=5/10+2/10=581-(167+73)=971-337-608=104×8-469=136+114=140×7-791=275-135+294=169×(809-803)=106×8+219=250-111+297=872-307=834-(120+247)=65+151=350×4=120-11×6=394+73×3=546+667+620=842-86=94+(245-91)=157×2=319+110=390-375-13=470-288-142=975×2=145+246=65+187+741=735-150+841=235-15×6=328×3-818=4/9-1/9=890-474-85=56×9-374=454+119×3=155×4-578=281-46=544×(326-323)=382-96×3=193+19-200=182+603-363=94+55=433+288+592=303+(610-500)=49+(131-14)=971-374-507=410-38×3=326-74=387×2-657=465-(280+123)=611+758=244-183=445-(177+222)=275-110×2=450-270-14=797-204-531=802×(666-661)=917-206=481-139-113=474×2-662=709-36×4=760-247=655+(277-65)=19×9=61×9+224=431-206-55=552-93+987=269+198×3=788-(118+536)=185+165-74=212-(310-180)=70+377-288=605-179+489=582-113=416-254-128=273+245+92=391-(261+82)=250-72=433+289=822×(558-551)=388-163+496=587-205=169×3+928=171-36-102=660+(608-540)=93+94×7=497+156×2=244-(214-95)=448-(979-718)=937-717+159=750-265-296=96×7-589=814-(537+187)=463-34×6=139×4+73=82+360-179=628+298=465-161=841+(559-230)=367-(96+121)=208×(709-703)=362-198+144=487-(375-90)=707-46×8=416-135×3=817-(74+293)=211×4-766=789+301-328=499-61-135=216×8=110×2=753×7=197+154+217=642+(732-172)=228-(104+16)=491-63×4=659+605+993=3/9+2/9=994×4=626+(543-496)=2/9+5/9=625-224-70=742+817-742=65×6=172+129=100×3+275=822-97+85=412+35-351=960-(782+137)=614-(64+285)=346-16×3=101×4=500-218-160=900×(894-890)=528+943-392=469+(550-50)=1/4+2/4=504-(40+237)=180+910-24=552×6-650=116×(134-126)=405+809-309=578+691+822=753-(82+307)=379-182=428-65×4=761+280×2=502+(780-302)=22×3=402×8-289=147+139=60-(337-315)=903-308-159=391-(907-741)=280×(423-420)=277+107-281=466-79×4=867+77-144=610-187+671=242-137=82×(294-287)=958-736-39=354+101=181-(468-398)=208-(71+18)=661-132=218×4=188+(452-361)=300-249+369=229×(163-160)=629×7=357+18×9=207-203+366=101×2=81×(367-358)=469×2+827=771+825+35=609-459=203+205+934=735+953+888=942+345+462=797+858-899=995×(388-384)=284-202+170=950-104×3=161+46=424×2+153=158×(21-16)=485-83-223=707-227-479=116×6-140=491-68×7=754+424-156=472-27×6=42+419-374=764+(807-478)=706×5-121=386-227=89+(218-214)=259+344+194=491-(225+158)=397×7=528+925=470-18×7=482×2-787=531-(907-794)=389-19×2=11+481+467=994-504-280=139+(434-121)=389+630-91=306×2-462=478-26-214=462×2=287×(768-762)=565-(481+24)=128×(125-119)=718+415+321=57+(497-45)=344-99-54=136-(303-302)=197+389×2=157×6-462=405-(139-135)=158-19×2=172-(195-170)=235+166=152×2-267=70×(37-33)=256×3-112=930-323-181=806+72+20=678+(584-487)=121-10=498-(214+212)=304-36=43×3=563-507=395+80=603×(629-626)=410+179+29=328-(238-69)=54×6=659×7-598=103×4+72=102+338-84=389-(311-54)=156+921=861-(408+215)=180×4+168=200-(441-260)=756+25×8=489-(252+116)=978+210+175=43×(223-217)=683-681+804=500-106-377=138-(407-343)=5/7-1/7=573-325=756+814+34=168×(791-786)=848-29×8=217-47-11=381×3=88+660+240=872-466+563=429×(744-740)=149×(497-491)=173+358=486-(385+54)=320-(410-172)=872-676+455=27+90×7=431+(371-24)=4/8-3/8=640-(783-693)=927-(431+428)=714-122-502=455+466-788=123×7-58=111×9-999=25×4+150=36+568+314=771×(483-477)=46×(386-382)=666-333×2=179+10+497=114+272=712+194×3=5/8+2/8=269-141-77=926-143×2=204×3=286+468+290=997-195=352-44=784×9=287×8-63=24×(391-385)=370-109=414-11×6=41×(397-394)=635-39-270=468+545=38×(278-271)=290×(986-980)=39+143-120=422-(412-398)=372-176×2=412-(15+32)=814-314+957=497-472+322=120+649=2/4-1/4=4/7+2/7=244×2-244=216+237-124=111×5+318=801+49×9=501+(933-291)=26+142=313-(84+55)=127×2=162-(183-74)=4/7-2/7=762-457+17=302+53=744+27×6=424+482+347=429×2-54=249-93-47=275+(490-197)=641×8-396=868×(21-18)=474-289+68=441×4=95×3=888-206=123×(392-389)=906-(351+298)=75×(499-492)=364+83=91+166-207=129-20=666-(580+57)=461-171=683-(604-285)=138+80=34-15×2=648×7=925-(16+783)=541-96×5=721+244=133×5+843=379-312+306=844-59×9=526+191=464-38+146=257-45×4=26+37-40=450-43+869=237+247-161=465-(433-395)=283×5-466=94+440+52=266+120-50=302-252+111=426-(399-32)=305-(162+95)=135×4=2/6+3/6=462+649-230=198+51+300=31+34+904=722×9=932-(432+182)=112-38×2=131-(28+60)=607-165-73=131×3=414-69×3=669-(212-133)=15+349-150=290-38×5=353-326=183+555=316+128-326=373+26×5=89×9-102=452-194×2=519-421+377=772-682=608×(215-207)=322-308+53=753+13-642=400+(223-215)=352-29=779+270×3=463-(204+23)=961-(865-704)=683×(385-376)=319+(186-56)=6/10-3/10=181-35=352-(397-82)=443-30=185×(111-108)=95×9-560=411+836-565=335-15×7=219×(627-621)=291-138-60=181+294=991-25+123=516-(953-514)=211+212+25=50×(225-216)=710-614=187-(18+29)=467-165=968+(577-28)=738+118×7=148+258-131=775-126×3=982+394+118=23+411+547=595-527=494×5-541=54+415-461=2/7+5/7=655-356-176=472-392+32=882-684+602=335-159-66=219-(185-69)=391+72+512=483×(611-605)=450-(848-576)=468+291+712=285+238=577×5-451=202+(400-207)=939-84=608+240+60=227×5-90=436-31-286=702-(624+62)=485-241-62=72+290×3=348+(172-93)=792-559-39=13×4-41=93+312+265=333-(276-161)=461-374+172=44×2+931=2/8-1/8=40+296+243=995-(213+362)=934-346-224=902+(973-450)=391-(496-471)=985-933+505=240-(64+104)=492×6-101=544+(629-438)=306+920=192+(812-355)=200+99+56=4/7-1/7=872-401=102×8=803-55+357=638+254=457-(230+188)=255×5-920=360-31-25=479-(383-381)=339-91=878+659=707-(997-791)=348-215+21=711+655-934=308-142=141×3=151×4-41=167+452+98=99+254=968-(738-480)=266+368+646=755-203+51=545-(421-309)=823-246=477-(976-946)=253-45×2=392-20=489×2=474-100-50=147+60+384=916-211=376-23×5=760-56×9=648-12×2=801+(948-410)=538-(910-831)=883-(401-390)=651+458-280=231-72×2=446×6-18=367×9=57+(411-312)=540+(837-14)=655-374=358+(297-78)=176×7=85×5+586=466+60×7=881+776-245=654+130=185-(54+53)=215+863=121-71+31=84+549+949=486-(414+10)=371+254=487-92+350=3/5-1/5=946-(231+593)=68×2+303=156+(424-279)=811×3=436-196×2=597-(170+45)=143×7-184=68×3=342-(224-112)=886×6=428×(224-221)=307-256=499-304-100=212×2+226=255+184=353-85=897-(487-340)=109+(318-167)=279+961-490=662-288+772=498-(80+280)=312-(428-267)=參考答案488×3=1464235×2-332=138952+(849-644)=1157639×8-49=5063299+367+148=814138×2+390=666270-(453-260)=77269×3-231=576222-43+81=260416-54=362998-(389+557)=52106×7-486=256576-(42+303)=231690+553=1243780+(566-548)=798159+316-245=230172+744=91675×(157-152)=37539×4+373=529168-41×2=86296+347+170=813169-129=401/8+5/8=6/8908+601+870=2379345-209+10=146488-378+128=238493-38-294=161679-(75+459)=145481-(84+205)=192173+290=463224+245×2=71459×3+254=431840×9=7560217+461+232=910919×4=3676725-63×7=284161×6=966105×8+129=969142+62-69=135359×6=215465+275=340141-82+684=74367+(592-510)=149755-(371-59)=443682-100+270=852226+80-169=137289-(122+33)=13448×(75-71)=19280+373=453594+(691-423)=862675+929-656=948148-80+559=627155+20-39=136590+196-420=366494+(391-10)=875467+481=948436×2-163=709400-(351-10)=59808×(784-776)=6464702+452=1154552+147+149=848676+814-435=1055474×6-340=2504943-293+352=1002476×2-646=306639-332=307700+726-691=735131+221-248=104881-126×3=503438-142=296367-270+35=132384-59×6=30184×(242-237)=920221+(466-401)=286298-37-81=18086+(406-70)=42275×5+940=1315319-(307-133)=145448-15-110=323473+685-951=207159+327-44=442287-75=212316+36×9=640867+464-524=807776×6=4656485-(202+102)=181477-(247+50)=180455-(63+197)=195351-39×6=117843-307-484=52751×4=3004282×3=84617×4+109=177330-210+317=437145×5=725991×4=3964290×2+84=664474-59-39=376546×7-937=2885404-191-206=720×(277-270)=140197-111-12=74373-39×3=256349+50+444=843100+(166-31)=235850+95×8=1610810+129×6=1584220-155+376=441219×(818-810)=1752355+111=466221+95+24=340475-(240-113)=348375×2=750890×5=4450761+(773-657)=877884×(723-718)=4420959-(264+618)=77494-237-160=97575×5-400=2475108+40=1481/5+3/5=4/584+450=534421×(104-98)=2526281+116-21=376374-(125+141)=10879×(96-87)=711127+(373-210)=290235×4=940317+93+378=78812×(394-387)=84678-(226+376)=7674×4+449=745290+70=360152-152+327=327418-154=26498-19×2=6085×4=340438×(285-282)=1314531×3-890=703584-114+331=801175×5-434=44131+(169-140)=6039×(428-419)=351730-(846-140)=24272×2+408=95253+318-196=175769×5-224=362137+238+562=837476-23×6=338981+109×6=1635162×2+355=679362-25-253=84316-105×3=173×7+347=858385-368=17640-121×5=35208×3+22=646328+125=453427+(292-132)=587250+89×4=606526+569-203=89270+637+550=1257863-(39+456)=368114+459-500=73649×6-998=289627×(117-109)=216126+(861-293)=694111×8-343=54596+36×5=276561×(722-718)=2244571-(182+214)=175132+350-149=333250-97+249=402834-313-312=209449×(668-662)=2694657×(450-446)=2628192-131=61769×(496-488)=615294×3=282114×5=570430-300=130417-349+259=327273-67-28=178490-342+181=329696-(833-594)=457291-(690-599)=200771+753-367=1157300-169+281=41284×(402-393)=756449-45×2=359204+305+183=692273+103=376375-(376-236)=235174+272-324=1223/6+2/6=5/6411+(890-95)=1206441×6-921=17255/9-1/9=4/9245+(480-134)=591651+418-43=1026154+(249-88)=31532×4=128472-118×2=23637×7=259914-(364+290)=260591-342+44=2935/9-3/9=2/9114×2-103=125204-(68+121)=15260+165=425523+35+44=602296-227+179=248420-52×5=160420×8-170=3190814-(638-326)=502237×3-410=30175+176=251200×8=160015×9+172=307128-(474-469)=123140×4+848=1408758-180×4=38432×(275-266)=388810+847+281=1138230+(444-176)=498203+91=294254-(370-261)=145824×5-504=3616514+(808-652)=67078×6-145=323155-18×3=101365-20×4=285336-(713-620)=243530×9-193=4577167×5-509=326642-(722-517)=437436+(989-754)=671336-46=290201+(352-124)=429329-(489-395)=235108+27=135492-118×2=256929-114×3=587131×(35-31)=52477+352=42910+17=27422×4=1688475+(242-120)=597189-85=104802-320=482912-12-73=827282-114-144=24440-218-175=47689-411-260=18302+942+523=1767359-56×2=247279-171=108348-126-123=99458-125-38=29554+168×3=55879×(790-781)=711461-14-446=1389-(16+170)=203415-37-218=160370-(97+271)=2272×(218-215)=81629+245-124=150276×8-99=2109315+(736-583)=468229×3=687258+(407-42)=623343-270+372=445884+82+673=16391/7+5/7=6/722+(483-17)=488981-(97+788)=96226+225=4515/9-4/9=1/9915-733+368=55027×(273-265)=216894-182+670=1382133+761=894884+456+792=213293+687+133=913237+43×4=409465+142+359=966947-40=90733×3=99190+294-185=299456-193-81=182868-(838-566)=596174×4=696300+246+197=743469-(155+226)=88328-307+452=47363+(340-66)=337334+989+99=1422931+331+79=1341403-(332-51)=122945+315-545=715716-(686-33)=63107+116=223449-152=297448-345+153=256953-119=83473+(416-355)=134169+176-57=288236+22×7=39022×6=132726-44×3=594458+(391-229)=620383-(750-388)=21300+112×5=860446-(367-181)=260280+236×3=988132+112=2445/10+2/10=7/10581-(167+73)=341971-337-608=26104×8-469=363136+114=250140×7-791=189275-135+294=434169×(809-803)=1014106×8+219=1067250-111+297=436872-307=565834-(120+247)=46765+151=216350×4=1400120-11×6=54394+73×3=613546+667+620=1833842-86=75694+(245-91)=248157×2=314319+110=429390-375-13=2470-288-142=40975×2=1950145+246=39165+187+741=993735-150+841=1426235-15×6=145328×3-818=1664/9-1/9=3/9890-474-85=33156×9-374=130454+119×3=811155×4-578=42281-46=235544×(326-323)=1632382-96×3=94193+19-200=12182+603-363=42294+55=149433+288+592=1313303+(610-500)=41349+(131-14)=166971-374-507=90410-38×3=296326-74=252387×2-657=117465-(280+123)=62611+758=1369244-183=61445-(177+222)=46275-110×2=55450-270-14=166797-204-531=62802×(666-661)=4010917-206=711481-139-113=229474×2-662=286709-36×4=565760-247=513655+(277-65)=86719×9=17161×9+224=773431-206-55=170552-93+987=1446269+198×3=863788-(118+536)=134185+165-74=276212-(310-180)=8270+377-288=159605-179+489=915582-113=469416-254-128=34273+245+92=610391-(261+82)=48250-72=178433+289=722822×(558-551)=5754388-163+496=721587-205=382169×3+928=1435171-36-102=33660+(608-540)=72893+94×7=751497+156×2=809244-(214-95)=125448-(979-718)=187937-717+159=379750-265-296=18996×7-589=83814-(537+187)=90463-34×6=259139×4+73=62982+360-179=263628+298=926465-161=304841+(559-230)=1170367-(96+121)=150208×(709-703)=1248362-198+144=308487-(375-90)=202707-46×8=339416-135×3=11817-(74+293)=450211×4-766=78789+301-328=762499-61-135=303216×8=1728110×2=220753×7=5271197+154+217=568642+(732-172)=1202228-(104+16)=108491-63×4=239659+605+993=22573/9+2/9=5/9994×4=3976626+(543-496)=6732/9+5/9=7/9625-224-70=331742+817-742=81765×6=390172+129=301100×3+275=575822-97+85=810412+35-351=96960-(782+137)=41614-(64+285)=265346-16×3=298101×4=404500-218-160=122900×(894-890)=3600528+943-392=1079469+(550-50)=9691/4+2/4=3/4504-(40+237)=227180+910-24=1066552×6-650=2662116×(134-126)=928405+809-309=905578+691+822=2091753-(82+307)=364379-182=197428-65×4=168761+280×2=1321502+(780-302)=98022×3=66402×8-289=2927147+139=28660-(337-315)=38903-308-159=436391-(907-741)=225280×(423-420)=840277+107-281=103466-79×4=150867+77-144=800610-187+671=1094242-137=10582×(294-287)=574958-736-39=183354+101=455181-(468-398)=111208-(71+18)=119661-132=529218×4=872188+(452-361)=279300-249+369=420229×(163-160)=687629×7=4403357+18×9=519207-203+366=370101×2=20281×(367-358)=729469×2+827=1765771+825+35=1631609-459=150203+205+934=1342735+953+888=2576942+345+462=1749797+858-899=756995×(388-384)=3980284-202+170=252950-104×3=638161+46=207424×2+153=1001158×(21-16)=790485-83-223=179707-227-479=1116×6-140=556491-68×7=15754+424-156=1022472-27×6=31042+419-374=87764+(807-478)=1093706×5-121=3409386-227=15989+(218-214)=93259+344+194=797491-(225+158)=108397×7=2779528+925=1453470-18×7=344482×2-787=177531-(907-794)=418389-19×2=35111+481+467=959994-504-280=210139+(434-121)=452389+630-91=928306×2-462=150478-26-214=238462×2=924287×(768-762)=1722565-(481+24)=60128×(125-119)=768718+415+321=145457+(497-45)=509344-99-54=191136-(303-302)=135197+389×2=975157×6-462=480405-(139-135)=401158-19×2=120172-(195-170)=147235+166=401152×2-267=3770×(37-33)=280256×3-112=656930-323-181=426806+72+20=898678+(584-487)=775121-10=111498-(214+212)=72304-36=26843×3=129563-507=56395+80=475603×(629-626)=1809410+179+29=618328-(238-69)=15954×6=324659×7-598=4015103×4+72=484102+338-84=356389-(311-54)=132156+921=1077861-(408+215)=238180×4+168=888200-(441-260)=19756+25×8=956489-(252+116)=121978+210+175=136343×(223-217)=258683-681+804=806500-106-377=17138-(407-343)=745/7-1/7=4/7573-325=248756+814+34=1604168×(791-786)=840848-29×8=616217-47-11=159381×3=114388+660+240=988872-466+563=969429×(744-740)=1716149×(497-491)=894173+358=531486-(385+54)=47320-(410-172)=82872-676+455=65127+90×7=657431+(371-24)=7784/8-3/8=1/8640-(783-693)=550927-(431+428)=68714-122-502=90455+466-788=133123×7-58=803111×9-999=025×4+150=25036+568+314=918771×(483-477)=462646×(386-382)=184666-333×2=0179+10+497=686114+272=386712+194×3=12945/8+2/8=7/8269-141-77=51926-143×2=640204×3=612286+468+290=1044997-195=802352-44=308784×9=7056287×8-63=223324×(391-385)=144370-109=261414-11×6=34841×(397-394)=123635-39-270=326468+545=101338×(278-271)=266290×(986-980)=174039+143-120=62422-(412-398)=408372-176×2=20412-(15+32)=365814-314+957=1457497-472+322=347120+649=7692/4-1/4=1/44/7+2/7=6/7244×2-244=244216+237-124=329111×5+318=873801+49×9=1242501+(933-291)=114326+142=168313-(84+55)=174127×2=254162-(183-74)=534/7-2/7=2/7762-457+17=322302+53=355744+27×6=906424+482+347=1253429×2-54=804249-93-47=109275+(490-197)=568641×8-396=4732868×(21-18)=2604474-289+68=253441×4=176495×3=285888-206=682123×(392-389)=369906-(351+298)=25775×(499-492)=525364+83=44791+166-207=50129-20=109666-(580+57)=29461-171=290683-(604-285)=364138+80=21834-15×2=4648×7=4536925-(16+783)=126541-96×5=61721+244=965133×5+843=1508379-312+306=373844-59×9=313526+191=717464-38+146=572257-45×4=7726+37-40=23450-43+869=1276237+247-161=323465-(433-395)=427283×5-466=94994+440+52=586266+120-50=336302-252+111=161426-(399-32)=59305-(162+95)=48135×4=5402/6+3/6=5/6462+649-230=881198+51+300=54931+34+904=969722×9=6498932-(432+182)=318112-38×2=36131-(28+60)=43607-165-73=369131×3=393414-69×3=207669-(212-133)=59015+349-150=214290-38×5=100353-326=27183+555=738316+128-326=118373+26×5=50389×9-102=699452-194×2=64519-421+377=475772-682=90608×(215-207)=4864322-308+53=67753+13-642=124400+(223-215)=408352-29=323779