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737-69+57=813×5-775=202+85+479=326-29×3=995-824+140=694+(990-119)=435-59×7=331+(307-76)=37×(52-49)=3/4-1/4=802-11×5=547+411-38=196-157+136=285+755=148+166×2=251+(398-301)=361-(151-149)=209-(95+80)=133×7+383=874×9-195=346×(447-438)=1/5+2/5=713+(163-61)=991-(827+66)=602+125+58=463×(463-460)=655-73×4=303-211-73=460-381+369=398+(389-32)=332-287=92+98=578-(741-562)=986-714+968=166-(325-230)=733-49×6=212+111=204+(938-462)=145×4=217+128=149-117+84=160×5=457-178×2=952-(422+450)=125+136-71=1/8+6/8=601+190=710-(983-346)=23×8+327=802-90×6=54×(286-281)=587×(633-628)=159+312-338=22×9-188=834+323+698=312×(811-807)=54-35=270+(462-187)=182+821-658=586×(345-337)=546+(521-108)=337×4=46+128-173=925-260=245-113×2=190-54+158=574+275×2=143×9=241+951=540-482+195=126×(274-267)=273+88=140×3-68=170+91=239×4-481=713-186=436-(65+256)=86×(208-201)=499-74-257=475-(461-290)=319+230+840=154+260×3=23+(278-204)=224×3=465×2+29=368×2=728+229=107×5=36+444-173=406-(480-373)=398-(56+128)=114×5+317=859-(572-372)=22+(359-202)=245-27×4=284-137+103=303+180-61=757×2=347-287+190=993×(265-260)=45×6+470=230-13-117=177+930+916=444+(483-428)=3/6-1/6=51+92=910-610=32×6+780=439-248-115=513-117×4=692-49×3=188-81-14=856-(44+188)=924+205×4=390+752-568=95×(495-488)=273+(88-51)=999-107×9=37+(711-164)=954+(972-633)=840+167×3=247-(308-287)=398×8=835-117×2=549-172-234=387-23×4=399-(78+166)=55+625+129=879-605+474=360-(112+211)=443-(330+67)=705-174+400=254-(358-272)=171+(402-164)=906+(987-910)=106+430=930-19-751=443-154=470-(192+192)=458-120×3=842-644=127+101=109+(245-37)=827-(320+331)=509-129-220=742-68×3=113×7=742+27+80=444-(347+69)=544-(104-16)=161+276×3=646+136+172=136×(338-334)=496+(918-577)=950+(743-425)=370-72-183=26+107+21=202×3+700=304×3+77=938-(78+588)=383-307+275=389-344+163=464-342-37=292×3+26=380-50+112=265-205+36=492-60×7=780+178×3=473-195=974-565+947=507+176=597-433+238=929-667=619-595=327×3=354+109×2=119×2=832-382-69=88×7+16=1/8+3/8=960+452+415=195×5+680=416-22×5=4/9-1/9=252+816+310=343+(196-111)=400-(117+241)=499-(149+14)=717+332=176+196×2=530-493=819-449=247-127=179×2=98×(253-247)=423+458-643=244×4-378=47+(364-90)=388×2=179+985=3/7+2/7=317-155=693-570=287+32-276=194+(836-323)=122×4-80=58×3-163=88+180+715=541+133=138×6=84+20+859=24×(447-440)=783-415-292=529+939-988=230-30×3=706+701+593=226-18×7=474-40=340+176+401=96×3=431-421=65×(269-265)=499+(338-99)=622×4-701=280-54×3=1/4+3/4=420-(193+102)=25×(176-173)=230-108+158=992-(228+583)=950+(209-40)=325-(174+27)=559+450=357×2=470-(452-317)=690-250+807=301+(383-11)=251+127=155+77=374-128×2=460×4-861=782×5=487+689+928=11×4+163=703-407-133=293×(286-283)=400-(124+95)=234-13+88=582+93×3=857+864+272=194+(341-195)=852×(341-337)=111+(239-94)=569-169×2=918×2=932-393-260=163×5=310+147-186=282+140×5=400+503+748=634+131×7=838×8-684=965-340-185=10×6=890+260+906=854-455=5/7-2/7=734-368=95×3-281=993-(600-333)=892×(363-359)=433×8=598+416-158=214+93-60=134×2=95×9-311=99×2+332=598-50×9=440+109×6=78+107+594=136×9-154=294+14-297=169-99-38=85×(123-114)=581+716-945=563+(857-362)=380+(717-344)=110+300=367+76-282=711-557=21+263×3=988-(533-177)=856×3=741×3=318+92+126=416-(112+130)=489-54-407=245+69-155=426-89-165=791-256-63=871-(499+69)=404×2+930=428-(326-279)=82+331=696-539+972=420×2-770=45+(398-182)=329×3+162=492-(353-114)=97+50+146=669+146-143=124+277+509=170×(164-160)=278+164-369=70+(385-155)=220×3-11=439-230=115+237=353-167×2=124×3+295=329-(554-466)=127+982-247=359+(434-255)=275×2-284=54×(174-169)=460+(246-87)=678-(987-744)=554-32×3=888-113×5=49×7+271=310-29×8=631-(949-874)=113×5=476+193+405=68+434×2=80×3+314=978+(702-175)=56×7=594+394-124=244+29-131=297-(314-255)=259-67-130=4/8-2/8=633-205=758-51×5=379-83=818-58×9=481-389+29=883+(551-501)=3/6-2/6=92+340+148=605+115+589=235-199+117=240×3-214=887×7-768=732-389=233×2+65=270+422=267+(599-577)=104+329=200×2-306=438+(399-345)=430+(142-95)=5/8+3/8=69+437×2=196+244=317-79+50=374-23-323=77+477+299=391-189+284=112+362-145=522-315+679=606×4-31=879-(404+424)=401×4=597-(381+163)=260-138+216=269+202-422=246-101+202=398-(373-219)=324×2=977×3=794+645-915=204×(675-670)=309-(756-478)=468×2-740=453-369-64=478-187+29=469-(65+357)=983×(356-351)=224+133=261-(104+150)=115+265-218=379-(20+153)=920-(335-178)=130×(224-220)=85-(318-270)=727-400-134=374+89×4=878-104-666=498×2-516=365+(642-334)=30×2=340-38-210=418+(485-149)=383-339+441=687-165=416-71-275=636-293=946+26×4=699-76=175+527-97=463-13×6=400-47×3=4/8+3/8=464-292-91=739-165-105=83+445=438×2-40=831×7-394=253+289+438=460-326=211+249=478-(123-120)=821+765-260=68+389=251+146+14=401-180+152=243×(99-96)=771-19×5=126-93=790-(690-171)=252-220+383=517+124+76=258×(560-551)=489-66-155=272+59×6=691-(450+58)=325-222=76×8-310=224×4+456=795-158×3=647×7-494=147-30+337=242×(182-178)=978+961-476=410-44×7=483-(344-114)=638×(939-936)=77+218=191-(48+57)=943-535+138=661×(496-488)=129×7-138=150×4-141=464-297+230=559-393+221=625-(923-860)=70-13×2=1/5+4/5=3/9-1/9=400-(309-185)=191-36-99=533+(694-207)=352-288=311-45-222=380×2-588=316-152×2=361-60×5=838-270-65=684-(73+57)=460-238=690+(870-58)=54×(87-80)=103+225=616-(429+117)=256×(487-484)=827×3=987-(47+266)=432+228=151×3-254=62-(341-289)=309×3+891=12×(841-832)=563+167-243=83×6=77+81=97×(453-446)=423-180-231=66×7=235×3-561=107×2=288+366=415-86-235=969-(727-455)=371×9-327=226+(156-47)=33×(46-39)=42×6+12=568-470=41×(347-344)=25+181+688=382×6-346=376-(196+110)=427-(72-49)=303×(193-185)=514-238=408-(266-239)=135+663+77=252-(80+121)=91+290-362=636×2=172-(416-348)=454×2=136×4-247=712×4=638-240-139=66+50×3=856-(476+44)=888-698+119=410-269-49=985-(883-546)=423-35×8=552+701+351=917+715-269=861-521+397=346+122=2/6-1/6=19×4-15=174+59-74=651-(541-517)=98×4=604+(947-460)=789+897-102=914-(435+99)=237-(65+85)=941+950+530=727-11×2=683+181=441-42×7=497-(121+329)=659×(316-309)=975-59=82×5=61×9-359=288+(959-528)=261×(504-501)=626-(53+540)=338+796+522=483-103+383=300-32×8=914-(155+717)=495×2-572=176+564=669-84×3=195-185=185×2=142×4=193+638-689=221-33=308+393-247=201+52=53+42+330=137+266=965-493-256=4/8+2/8=435-92×2=661+129×4=383-(205+42)=752-(470-436)=70×3+399=2/7+4/7=597+333=724-(518+122)=164×(167-164)=696-227=903+350=222+295×2=485-(69-14)=462-424+714=4/7-1/7=402+(395-332)=313-21×4=437-(18+295)=298+529-611=162×(286-283)=119×7+42=230×(265-261)=90×(432-429)=713×2-243=776-291+931=952×3=765-88-67=117-37+69=229-86-133=358-16×4=721-645=287+76=600+(644-629)=995×9=528+407=219+185+818=331-94×2=879-749-108=444-141-37=71+400-188=253-(123+105)=142+114=498-109-268=375-62×3=333×3-55=213-78-84=27+(408-312)=45+367-255=542-(32+304)=440-270+79=76×(818-814)=837-144+63=912-378-482=308+(296-41)=442-(270-261)=282-46×6=126+143+394=723+723-239=345×6-727=357-124-93=148-16=387-96=190+64-152=68+69×6=16+(879-323)=721+970-418=126×3=842-486=804+521+802=861+442+347=745×8=142×(697-689)=470-234=496-319=823×8=149×5=62+64=414-24-54=975-159-781=976-592-140=109+696+826=705+926=32×7=33+24=19×(356-349)=953-650=488×8-784=283-113+241=996-10-466=306-(32+96)=120×8-712=471-230-53=181×5-469=979-(280+210)=28+115=37×7-116=253×2=443-313=392+647+730=862-(954-326)=561+214+66=259-(450-395)=15×(177-168)=30+349-117=226-56=427-114=66×4=171+99-264=383-(323-286)=848-417+968=792×(155-150)=325-263=494+(367-174)=995-(391+153)=108-(84+20)=48+244=206×4-480=167×9-733=229+412=179-(383-210)=150-(416-379)=855-50×8=817+29×6=364-103=310-(733-652)=473×2-52=2/5+3/5=772-(315+315)=606-90×2=463×(363-356)=745×6-639=969+(233-69)=875+854-868=452×(136-129)=475-193-215=81-50+145=236+221+423=276+145+135=426-289+169=894+863-190=315-98=907+177+531=166+171-261=928-278+349=1/10+5/10=157+740+12=52×8-297=411-394=726+460=974+736-711=125+290+191=57+536-180=601-309+465=800-121+807=2/4-1/4=404+(489-64)=401+64-232=253×3+473=678×6=222-180+216=482-(356+72)=472+79×9=838-510+96=256-147+210=119×(116-111)=782-221+549=755×(277-274)=3/7-1/7=461+(576-397)=330+89+98=648×8-376=103+31+270=432+(210-17)=339+157=311+123×4=261-(245-81)=139+588+31=495×7-473=11+265×3=838×5-28=10×3+46=444+(116-14)=146+295×3=215+940+421=800-184-199=228+106=468+90×6=387-(520-444)=312-(335-156)=498-(538-421)=906×(996-992)=490×(694-689)=17×(479-473)=406-(220+18)=51+(482-39)=536+82+15=668+614-759=100+232+357=410-47×5=717-(439+244)=440-41=286-221=493×(763-756)=159-(311-188)=766-30×7=591-(973-625)=557-(543-52)=332+162=950-(450-80)=261×3-82=565-124-419=495-58=645+109×4=988-723-113=578-45-491=513+122=116+459+770=759-146×3=149×(332-327)=479+(259-206)=315-130+233=173-28×5=325-25=724+292=103×(272-266)=111+417=273×3=371-(825-763)=456-47×2=364+60-268=113×3+172=208×2-352=426-(260+20)=3/8-1/8=69-11×5=451-143=263+199-66=549+729+347=194+160=122-(494-401)=268+23+645=310-43=564+651-201=41-(310-282)=307+38+629=398-(18+169)=101×(345-337)=313×2=402-(231-207)=783×2=377-15-173=299×2-40=342+118-179=753×7=264-251+324=52+(453-383)=464-91-47=963-(203+514)=791-60×6=447-311=568-(449-287)=175+117=310-293+104=712-515=384+462=345-91×2=287×2-385=271-(75+190)=684-(88+346)=183-19×2=340-(401-112)=267×3+868=331×3-319=42×4+609=363+32-149=718-(354-182)=936-(486+350)=375+446+130=47×7=949-(537+153)=756-150-466=76×4-152=471+(930-821)=717×5-867=363-91-208=730-(320+115)=227-80+210=119+198+44=710×4=392×7=891+766-181=615×4=120-(373-327)=100×(497-488)=332+99-259=129+318-318=287-29-101=265×2+15=参考答案737-69+57=725813×5-775=3290202+85+479=766326-29×3=239995-824+140=311694+(990-119)=1565435-59×7=22331+(307-76)=56237×(52-49)=1113/4-1/4=2/4802-11×5=747547+411-38=920196-157+136=175285+755=1040148+166×2=480251+(398-301)=348361-(151-149)=359209-(95+80)=34133×7+383=1314874×9-195=7671346×(447-438)=31141/5+2/5=3/5713+(163-61)=815991-(827+66)=98602+125+58=785463×(463-460)=1389655-73×4=363303-211-73=19460-381+369=448398+(389-32)=755332-287=4592+98=190578-(741-562)=399986-714+968=1240166-(325-230)=71733-49×6=439212+111=323204+(938-462)=680145×4=580217+128=345149-117+84=116160×5=800457-178×2=101952-(422+450)=80125+136-71=1901/8+6/8=7/8601+190=791710-(983-346)=7323×8+327=511802-90×6=26254×(286-281)=270587×(633-628)=2935159+312-338=13322×9-188=10834+323+698=1855312×(811-807)=124854-35=19270+(462-187)=545182+821-658=345586×(345-337)=4688546+(521-108)=959337×4=134846+128-173=1925-260=665245-113×2=19190-54+158=294574+275×2=1124143×9=1287241+951=1192540-482+195=253126×(274-267)=882273+88=361140×3-68=352170+91=261239×4-481=475713-186=527436-(65+256)=11586×(208-201)=602499-74-257=168475-(461-290)=304319+230+840=1389154+260×3=93423+(278-204)=97224×3=672465×2+29=959368×2=736728+229=957107×5=53536+444-173=307406-(480-373)=299398-(56+128)=214114×5+317=887859-(572-372)=65922+(359-202)=179245-27×4=137284-137+103=250303+180-61=422757×2=1514347-287+190=250993×(265-260)=496545×6+470=740230-13-117=100177+930+916=2023444+(483-428)=4993/6-1/6=2/651+92=143910-610=30032×6+780=972439-248-115=76513-117×4=45692-49×3=545188-81-14=93856-(44+188)=624924+205×4=1744390+752-568=57495×(495-488)=665273+(88-51)=310999-107×9=3637+(711-164)=584954+(972-633)=1293840+167×3=1341247-(308-287)=226398×8=3184835-117×2=601549-172-234=143387-23×4=295399-(78+166)=15555+625+129=809879-605+474=748360-(112+211)=37443-(330+67)=46705-174+400=931254-(358-272)=168171+(402-164)=409906+(987-910)=983106+430=536930-19-751=160443-154=289470-(192+192)=86458-120×3=98842-644=198127+101=228109+(245-37)=317827-(320+331)=176509-129-220=160742-68×3=538113×7=791742+27+80=849444-(347+69)=28544-(104-16)=456161+276×3=989646+136+172=954136×(338-334)=544496+(918-577)=837950+(743-425)=1268370-72-183=11526+107+21=154202×3+700=1306304×3+77=989938-(78+588)=272383-307+275=351389-344+163=208464-342-37=85292×3+26=902380-50+112=442265-205+36=96492-60×7=72780+178×3=1314473-195=278974-565+947=1356507+176=683597-433+238=402929-667=262619-595=24327×3=981354+109×2=572119×2=238832-382-69=38188×7+16=6321/8+3/8=4/8960+452+415=1827195×5+680=1655416-22×5=3064/9-1/9=3/9252+816+310=1378343+(196-111)=428400-(117+241)=42499-(149+14)=336717+332=1049176+196×2=568530-493=37819-449=370247-127=120179×2=35898×(253-247)=588423+458-643=238244×4-378=59847+(364-90)=321388×2=776179+985=11643/7+2/7=5/7317-155=162693-570=123287+32-276=43194+(836-323)=707122×4-80=40858×3-163=1188+180+715=983541+133=674138×6=82884+20+859=96324×(447-440)=168783-415-292=76529+939-988=480230-30×3=140706+701+593=2000226-18×7=100474-40=434340+176+401=91796×3=288431-421=1065×(269-265)=260499+(338-99)=738622×4-701=1787280-54×3=1181/4+3/4=1420-(193+102)=12525×(176-173)=75230-108+158=280992-(228+583)=181950+(209-40)=1119325-(174+27)=124559+450=1009357×2=714470-(452-317)=335690-250+807=1247301+(383-11)=673251+127=378155+77=232374-128×2=118460×4-861=979782×5=3910487+689+928=210411×4+163=207703-407-133=163293×(286-283)=879400-(124+95)=181234-13+88=309582+93×3=861857+864+272=1993194+(341-195)=340852×(341-337)=3408111+(239-94)=256569-169×2=231918×2=1836932-393-260=279163×5=815310+147-186=271282+140×5=982400+503+748=1651634+131×7=1551838×8-684=6020965-340-185=44010×6=60890+260+906=2056854-455=3995/7-2/7=3/7734-368=36695×3-281=4993-(600-333)=726892×(363-359)=3568433×8=3464598+416-158=856214+93-60=247134×2=26895×9-311=54499×2+332=530598-50×9=148440+109×6=109478+107+594=779136×9-154=1070294+14-297=11169-99-38=3285×(123-114)=765581+716-945=352563+(857-362)=1058380+(717-344)=753110+300=410367+76-282=161711-557=15421+263×3=810988-(533-177)=632856×3=2568741×3=2223318+92+126=536416-(112+130)=174489-54-407=28245+69-155=159426-89-165=172791-256-63=472871-(499+69)=303404×2+930=1738428-(326-279)=38182+331=413696-539+972=1129420×2-770=7045+(398-182)=261329×3+162=1149492-(353-114)=25397+50+146=293669+146-143=672124+277+509=910170×(164-160)=680278+164-369=7370+(385-155)=300220×3-11=649439-230=209115+237=352353-167×2=19124×3+295=667329-(554-466)=241127+982-247=862359+(434-255)=538275×2-284=26654×(174-169)=270460+(246-87)=619678-(987-744)=435554-32×3=458888-113×5=32349×7+271=614310-29×8=78631-(949-874)=556113×5=565476+193+405=107468+434×2=93680×3+314=554978+(702-175)=150556×7=392594+394-124=864244+29-131=142297-(314-255)=238259-67-130=624/8-2/8=2/8633-205=428758-51×5=503379-83=296818-58×9=296481-389+29=121883+(551-501)=9333/6-2/6=1/692+340+148=580605+115+589=1309235-199+117=153240×3-214=506887×7-768=5441732-389=343233×2+65=531270+422=692267+(599-577)=289104+329=433200×2-306=94438+(399-345)=492430+(142-95)=4775/8+3/8=169+437×2=943196+244=440317-79+50=288374-23-323=2877+477+299=853391-189+284=486112+362-145=329522-315+679=886606×4-31=2393879-(404+424)=51401×4=1604597-(381+163)=53260-138+216=338269+202-422=49246-101+202=347398-(373-219)=244324×2=648977×3=2931794+645-915=524204×(675-670)=1020309-(756-478)=31468×2-740=196453-369-64=20478-187+29=320469-(65+357)=47983×(356-351)=4915224+133=357261-(104+150)=7115+265-218=162379-(20+153)=206920-(335-178)=763130×(224-220)=52085-(318-270)=37727-400-134=193374+89×4=730878-104-666=108498×2-516=480365+(642-334)=67330×2=60340-38-210=92418+(485-149)=754383-339+441=485687-165=522416-71-275=70636-293=343946+26×4=1050699-76=623175+527-97=605463-13×6=385400-47×3=2594/8+3/8=7/8464-292-91=81739-165-105=46983+445=528438×2-40=836831×7-394=5423253+289+438=980460-326=134211+249=460478-(123-120)=475821+765-260=132668+389=457251+146+14=411401-180+152=373243×(99-96)=729771-19×5=676126-93=33790-(690-171)=271252-220+383=415517+124+76=717258×(560-551)=2322489-66-155=268272+59×6=626691-(450+58)=183325-222=10376×8-310=298224×4+456=1352795-158×3=321647×7-494=4035147-30+337=454242×(182-178)=968978+961-476=1463410-44×7=102483-(344-114)=253638×(939-936)=191477+218=295191-(48+57)=86943-535+138=546661×(496-488)=5288129×7-138=765150×4-141=459464-297+230=397559-393+221=387625-(923-860)=56270-13×2=441/5+4/5=13/9-1/9=2/9400-(309-185)=276191-36-99=56533+(694-207)=1020352-288=64311-45-222=44380×2-588=172316-152×2=12361-60×5=61838-270-65=503684-(73+57)=554460-238=222690+(870-58)=150254×(87-80)=378103+225=328616-(429+117)=70256×(487-484)=768827×3=2481987-(47+266)=674432+228=660151×3-254=19962-(341-289)=10309×3+891=181812×(841-832)=108563+167-243=48783×6=49877+81=15897×(453-446)=679423-180-231=1266×7=462235×3-561=144107×2=214288+366=654415-86-235=94969-(727-455)=697371×9-327=3012226+(156-47)=33533×(46-39)=23142×6+12=264568-470=9841×(347-344)=12325+181+688=894382×6-346=1946376-(196+110)=70427-(72-49)=404303×(193-185)=2424514-238=276408-(266-239)=381135+663+77=875252-(80+121)=5191+290-362=19636×2=1272172-(416-348)=104454×2=908136×4-247=297712×4=2848638-240-139=25966+50×3=216856-(476+44)=336888-698+119=309410-269-49=92985-(883-546)=648423-35×8=143552+701+351=1604917+715-269=1363861-521+397=737346+122=4682/6-1/6=1/619×4-15=61174+59-74=159651-(541-517)=62798×4=392604+(947-460)=1091789+897-102=1584914-(435+99)=380237-(65+85)=87941+950+530=2421727-11×2=705683+181=864441-42×7=147497-(121+329)=47659×(316-309)=4613975-59=91682×5=41061×9-359=190288+(959-528)=719261×(504-501)=783626-(53+540)=33338+796+522=1656483-103+383=763300-32×8=44914-(155+717)=42495×2-572=418176+564=740669-84×3=417195-185=10185×2=370142×4=568193+638-689=142221-33=188308+393-247=454201+52=25353+42+330=425137+266=403965-493-256=2164/8+2/8=6/8435-92×2=251661+129×4=1177383-(205+42)=136752-(470-436)=71870×3+399=6092/7+4/7=6/7597+333=930724-(518+122)=84164×(167-164)=492696-227=469903+350=1253222+295×2=812485-(69-14)=430462-424+714=7524/7-1/7=3/7402+(395-332)=465313-21×4=229437-(18+295)=124298+529-611=216162×(286-283)=486119×7+42=875230×(265-261)=92090×(432-429)=270713×2-243=1183776-291+931=1416952×3=2856765-88-67=610117-37+69=149229-86-133=10358-16×4=294721-645=76287+76=363600+(644-629)=615995×9=8955528+407=935219+185+818=1222331-94×2=143879-749-108=22444-141-37=26671+400-188=283253-(123+105)=25142+114=256498-109-268=121375-62×3=189333×3-55=944213-78-84=5127+(408-312)=12345+367-255=157542-(32+304)=206440-270+79=24976×(818-814)=304837-144+63=756912-378-482=52308+(296-41)=563442-(270-261)=433282-46×6=6126+143+394=663723+723-239=1207345×6-727=1343357-124-93=140148-16=132387-96=291190+64-152=10268+69×6=48216+(879-323)=572721+970-418=1273126×3=378842-486=356804+521+802=2127861+442+347=1650745×8=5960142×(697-689)=1136470-234=236496-319=177823×8=6584149×5=74562+64=126414-24-54=336975-159-781=35976-592-140=244109+696+826=1631705+926=163132×7=22433+24=5719×(356-349)=133953-650=303488×8-784=3120283-113+241=411996-10-466=520306-(32+96)=178120×8-712=248471-230-53=188181×5-469=436979-(280+210)=48928+115=14337×7-116=143253×2=506443-313=130392+647+730=1769862-(954-326)=234561+214+66=841259-(450-395)=20415×(177-168)=13530+349-117=262226-56=170427-114=31366×4=264171+99-264=6383-(323-286)=346848-417+968=1399792×(155-150)=3960325-263=62494+(367-174)=687995-(391+153)=451108-(84+20)=448+244=292206×4-480=344167×9-733=770229+412=641179-(383-210)=6150-(416-379)=113855-50×8=455817+29×6=991364-103=261310-(733-652)=229473×2-52=8942/5+3/5=1772-(315+315)=142606-90×2=426463×(363-356)=3241745×6-639=3831969+(233-69)=1133875+854-868=861452×(136-129)=3164475-193-215=6781-50+145=176236+221+423=880276+145+135=556426-289+169=306894+863-190=1567315-98=217907+177+531=1615166+171-261=76928-278+349=9991/10+5/10=6/10157+740+12=90952×8-297=11