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749-(600-408)=88+189×2=502-(49+384)=500+612+383=685-314+562=63+51×3=981-671+809=357-61=107×7=12×6+212=867-412=71×(114-111)=953-(615+46)=409+393=22×6=740-(345+361)=2/7+4/7=703×7-111=691×7-794=906-(169+43)=393+80-124=341+78-374=338+366-702=414-(59+299)=36×7=309-60×3=838-(271+237)=67×4=93×7-463=161+(443-272)=47×5+814=107×7-620=560-109-432=2/8+4/8=371-43×8=71×3+93=422-103+91=70+(327-311)=309+131=435×2-417=652-(893-311)=303-(359-300)=824-78×3=443-(327-303)=129+357×2=443+221+32=193+(948-453)=276+233×3=607×9-870=976+570=888+445=331×2-575=433-56×4=427-81=252+204-40=347-239-23=984-318-49=274+184=421+294+885=1/8+5/8=109×(357-348)=72+331+268=393+89=446-119×3=160-113=336-53×6=155-15=448-(248-93)=551+31+246=421+82×2=209-(359-184)=403×4-332=851-(391+453)=360+131=416-(401-220)=91+103+484=29+(950-859)=418-51-102=86+314+53=92+(52-44)=170×(827-824)=815+53-286=229+720+497=72+45×9=755×7=749-668+201=489-310=476-(13+341)=193-12×8=812+291-121=81×(312-305)=414-(141+76)=344-36×9=989-520-306=80-61+62=437-72×3=965×(750-745)=929×8=653-(341+218)=995×(195-188)=489-169+107=331-90=738+(696-193)=806+781-596=287+992-285=375-(661-580)=184×4-505=325×3-794=203+483=4/7-3/7=703+37+21=6/9-3/9=270-88×3=372×5=33×8=320-28×2=345-246=579-157×2=950-(248+85)=479-318=856-198+519=184-143+246=153+12×4=984-754+727=184+(319-40)=108-(232-230)=293+(609-19)=354-113-184=275×2-492=100-(43-26)=239×8=19+46=115+18-99=3/6-1/6=80×5+211=255-64-87=994×(897-894)=108-93+87=293+816-219=74×(225-222)=797-62=939×(791-785)=163-142=490+474+768=487-(238+179)=289×2-192=199×3-188=997-718-61=58×(17-14)=454-284=80+168=223-79+187=129-104=21×6=801-335-294=82×8-618=494-(108+356)=448-236-10=273-234+31=479-433+244=276+185=318-(310-35)=59×9=384-61×3=212×5=479-118-114=72×(496-487)=369+852+50=734+(598-123)=173+(289-266)=299-(34+188)=991-(310+569)=478×5-240=941-100=569-34×6=1/5+2/5=620×5=215+283=841×9-304=857-494+144=497-293-36=195+132-209=192+115=186+(372-251)=61+264-247=438+46-64=240+436-552=38+155+447=866-159-328=434-95×4=491×9-484=499-(218+72)=255+207+325=446+69×4=162+591=52+(245-77)=136+262=459-(43+167)=55+(943-925)=640×4-797=5/8-2/8=107-40×2=872+(632-301)=117×8=119×8+987=122×(147-140)=121×6=656-74-201=369-89-14=366-(493-267)=700+547-940=781×2-802=624+40+299=497+925=253+599-823=519×9-273=464-181+204=708+(349-211)=976-201×4=73×(437-429)=664-(805-306)=58×2-49=712+41+658=283×3=134+(411-128)=86×7=138+335+340=689+205+15=188×4=481-68×5=340+120=670×9=245+(325-308)=139+425=300+844+877=447-364+105=376-22=123-(160-154)=548-271+678=732+815-282=5/7-1/7=284-249+386=390-(353-244)=799+187-735=680-377=935+(541-528)=224+92+123=192×2+938=896+100×3=520+430+183=88+203=947-486=225+267+208=195×2=675-350=472-(703-281)=982-(10+220)=727+254×3=697-168=450+(418-64)=475-394=468×9=217-102=767+366=385×2-596=363-(73+34)=868-790+569=943-173-129=5/8-1/8=156-140+87=1/5+4/5=666+13+70=719-283+249=167+966+792=1/8+4/8=505+(935-308)=557-10×2=788-(178+600)=302+(838-439)=339-234+69=45+108=800×5-203=196-(127+41)=123+52×7=979-310×2=833-(890-802)=280-118-122=253+73-34=372+600-89=757-256×2=918+(209-56)=470×9=481+586-674=147×4=546+914-194=388-62×3=48+52×6=492-(11+228)=222×4-883=184+314-346=355-288+386=211×(299-295)=142-(436-329)=99+104-145=496×3=140+45+325=343-(334-307)=126×(920-914)=845×5=932-(562+274)=123×3-213=705-427+837=795-532+345=218-104+180=762-(240+367)=339+21+242=87+305=897-(320+485)=867-723+301=603+(143-129)=472-269+273=818-(940-523)=708-95=48×(495-492)=416-34×8=49+164=236×(443-436)=448-27×6=41+242=444-103-108=159×(382-376)=478-216×2=551×(346-341)=958-80×5=437-33×2=658-(424+122)=441-(598-332)=13+12=469-(164-86)=989-295×3=70×4+409=306+55=316+113×4=325+236×2=906-370=581-(922-541)=813-233-403=478-75+55=92-19=38×7+458=388-(936-652)=260+225=328-44+113=323-305+184=556+525+619=279+962-507=920×(950-942)=264-(79-13)=484-(76+310)=362-137-15=959+287-985=316-160-116=447-51×8=747×(485-479)=253×4=148×(247-240)=169-35=64+(426-378)=460-50×5=4/10+3/10=523+(808-37)=662+90×8=559+460+107=52×3+747=74×9=965-551-223=158+308=43+(395-308)=269+67×2=91-(345-264)=349+106-180=139+102=324-(238+73)=434×2=152-(132-35)=243-(335-297)=842-510=221+364=77+469+284=997×3=928×(883-880)=287×2+143=439+652=567-132=497-(155-39)=129×5+261=563-74×4=247+(447-111)=658-(252+238)=789×(869-863)=101×5-453=836+(892-604)=283+19-86=734-10×9=146×(188-183)=713-82-285=983×(220-215)=431×5-591=252×(373-368)=155×(451-445)=584×(259-251)=307-(500-386)=474+703-881=82×(122-117)=584-(422-153)=437-(27+90)=492-28×6=64×(359-354)=223-60×2=285×2=464+694+22=254+39×2=37+189-52=183+(668-434)=114-71=782-(424+124)=162×2=74×(278-271)=318-11×4=194×4+258=1/6+2/6=318-228=365+75=96+187+923=414+359=65×9=331-20×3=111×(145-136)=496-133+133=110×2+263=735+892-948=124×6-639=292+127+280=834-370=144-117=149×4-309=310+(975-203)=21+131+176=178×(409-406)=4/8+3/8=108+(651-233)=345-237=145+373+316=418-(19+237)=139×5=441×2-478=395-(186+153)=361+119-301=492×6=417+135+298=331×3-473=75+(234-147)=655×3=250×(479-476)=288-277+176=679×6=132+873-206=607+13+20=458-(255+136)=295-42=91×6+240=300×3-220=831-(533+292)=210-202+172=264-83+288=100+337=773×(86-78)=571+(549-390)=364-113×3=845×2=899-500+626=823-(46+765)=426×8-959=658-20×3=208+543-70=40×4=456-94-212=449+262=366+(461-406)=137+74+607=61+29=42×4-134=799×4-763=542+790+902=64×(487-481)=180×3-466=814×2=55×(133-125)=99+517+384=272+90×6=60+681+398=21×6+119=794+326×2=427-100-79=401-315=178-(55-42)=137+72=211-136+192=23+618+135=410-(370+18)=167+243-299=478-(16+138)=608-131×3=304×2=78+123=80×(214-207)=778-(163+606)=653+(495-160)=124-106=416+(367-113)=617-30×8=231×4=96+(485-178)=88+10-31=111+301=306+450=44+136×2=122+(424-315)=40×5-174=715×(146-143)=872-151-347=295-188-82=884-255=476-284-70=15×6=341-219-86=368+39+115=290+(346-195)=5/9-2/9=498-360=435-65×3=123×5+309=190×3+194=291-113+230=922-348-295=863-(697+155)=244-102×2=623×(675-670)=746-204-449=647×(122-116)=659-12-276=336×2+274=274+188=895-(653-643)=806-696-42=799+537-448=682-592-62=158-15×9=151×5-550=461-29-307=245×2+212=115×8-152=464-418=457-(413-377)=480-(179-116)=458-22=274-(211+44)=898+554=789-(635-184)=480-27×9=200×(74-71)=462-153=761-(452-302)=51×2+362=294+171=916-142-487=247+492+506=231-156+394=906-665-131=953-230+209=77×(256-250)=323-187-65=744+464×2=361×2-710=862+523+453=901×9=501-41×3=531×8=572+410-443=458-386-57=315-(43+73)=674+(849-341)=615+847-901=179+(423-55)=673+594=649-418+936=106×4=580+(888-741)=743-57+744=79+397-131=138×2=718-248-81=795-11×7=56+(963-746)=133×4=816-227-242=84+355-433=78×(375-366)=876-(226+18)=754×(316-312)=213+281+208=207×6-58=1/3+2/3=323-37×6=491-(208+224)=912+724-668=645-205+310=244+(133-113)=269-(68+178)=374-62×2=392-157-110=325-(286-139)=728×(915-907)=875+563+328=313-63+63=378+19-103=250+153-227=407+(770-124)=79×2+433=381-(468-367)=957-486-372=372-(270-158)=433-43-334=229×(843-835)=318+22-271=395-70×4=681-605=106×(213-208)=136+394+95=232-101=114×8-566=333+134=15+259+157=897-268×3=495×(568-561)=236-(320-122)=47×8=243+88×7=464-450+112=217×4-783=409-(86+274)=898-(154-43)=69×2+432=147+73=355-57=431-153-202=445-(283+35)=492-348+52=207+46×5=318-83=29+536+280=460-(179-100)=850×(782-777)=726+120×6=288-(91-69)=532-426=255×8=407-(223-175)=655+39×4=374-186-20=432-71-13=107×3+385=311-191=160+(163-55)=288-(351-147)=63+(351-231)=21×(292-287)=708+150+75=37+(486-415)=108×3=506-433+148=199+128=84×5-286=177+133+633=497-(521-28)=575-(482-462)=698+183=511×3-905=108-81+394=389-(446-80)=148×3+909=243-(329-232)=93-(948-925)=859-311-292=514-(191+121)=381-244+78=998+844=305+151×3=128-(160-66)=780×6-639=780+832-969=821+86×4=861-301-359=34×(521-515)=321+(289-33)=964-504-122=983-(563-485)=1/5+3/5=363-89=933+257+313=3/6-2/6=554-22×7=957+186-446=244+(636-268)=4/9-1/9=340+89-429=1/9+7/9=27-(137-136)=924+314×2=780×5-29=307-185-65=370+84-295=562-21×9=901-348=114+273=35×(383-374)=316×2+463=633-257×2=849-(44+776)=201-63+167=220×3-402=867-(853-753)=446-198-237=220+72+401=2/5-1/5=387-128-19=667+785-410=111+416=723+(944-807)=413-(191+121)=205×3=388-(144+134)=468+(475-255)=470-(11+48)=105×5=281+393=256+504+207=689-67×2=23×(234-226)=508-223=946×4=271+213=715-64×2=668×2-73=251×9-82=322-218+18=152+442=933-653-110=565×3-411=490-(117-79)=978-331-487=674-637-30=97×5+74=351×2-695=422-180=700-173×4=855×9=968-505=288×(107-104)=816+221+404=693-643=718+460=384-(60+88)=138-95+45=652-(82+566)=195×(285-280)=393-198=57-(879-827)=34×4=49+207-252=12×(432-428)=96+258+535=548-109×3=898-529=254+(202-154)=36+110+414=229-(296-98)=97×2-67=133+(369-215)=338×9=546+431+137=796+370-545=588×9-742=471-(132+255)=233×4-87=887×8-173=11×3+944=525-93=178+192-125=11+804+491=99×2=18+455-370=302+178-132=501-21+284=815-(573+147)=246×4=89+299-96=714-(172+111)=15×3-45=847-(236+32)=794+920-541=43×2+115=990-139+893=281-44×6=449+910=21×8+402=31×2=692+90×5=446-26×8=7/10-1/10=178×(19-16)=101+360-257=447-112-131=190+547-392=535-(618-251)=975-154=925-275+764=801+(382-355)=489-(55+323)=280+830+194=907×4-526=214+(291-153)=793+(694-71)=193×(173-169)=791+(83-11)=154+(256-246)=491-377-105=344+497+986=319-298+94=470+560=28+(486-469)=34-(807-785)=485-54-369=985-274=224×3-535=18×4+432=432-399+34=959+531=700×8=46×5-210=336-92=411-298+217=162-96=2/4-1/4=778-730+193=423-85×4=141+351-32=311-46-200=372-(185+53)=165-76=412+14×7=83+401=209-71+811=920+529=参考答案749-(600-408)=55788+189×2=466502-(49+384)=69500+612+383=1495685-314+562=93363+51×3=216981-671+809=1119357-61=296107×7=74912×6+212=284867-412=45571×(114-111)=213953-(615+46)=292409+393=80222×6=132740-(345+361)=342/7+4/7=6/7703×7-111=4810691×7-794=4043906-(169+43)=694393+80-124=349341+78-374=45338+366-702=2414-(59+299)=5636×7=252309-60×3=129838-(271+237)=33067×4=26893×7-463=188161+(443-272)=33247×5+814=1049107×7-620=129560-109-432=192/8+4/8=6/8371-43×8=2771×3+93=306422-103+91=41070+(327-311)=86309+131=440435×2-417=453652-(893-311)=70303-(359-300)=244824-78×3=590443-(327-303)=419129+357×2=843443+221+32=696193+(948-453)=688276+233×3=975607×9-870=4593976+570=1546888+445=1333331×2-575=87433-56×4=209427-81=346252+204-40=416347-239-23=85984-318-49=617274+184=458421+294+885=16001/8+5/8=6/8109×(357-348)=98172+331+268=671393+89=482446-119×3=89160-113=47336-53×6=18155-15=140448-(248-93)=293551+31+246=828421+82×2=585209-(359-184)=34403×4-332=1280851-(391+453)=7360+131=491416-(401-220)=23591+103+484=67829+(950-859)=120418-51-102=26586+314+53=45392+(52-44)=100170×(827-824)=510815+53-286=582229+720+497=144672+45×9=477755×7=5285749-668+201=282489-310=179476-(13+341)=122193-12×8=97812+291-121=98281×(312-305)=567414-(141+76)=197344-36×9=20989-520-306=16380-61+62=81437-72×3=221965×(750-745)=4825929×8=7432653-(341+218)=94995×(195-188)=6965489-169+107=427331-90=241738+(696-193)=1241806+781-596=991287+992-285=994375-(661-580)=294184×4-505=231325×3-794=181203+483=6864/7-3/7=1/7703+37+21=7616/9-3/9=3/9270-88×3=6372×5=186033×8=264320-28×2=264345-246=99579-157×2=265950-(248+85)=617479-318=161856-198+519=1177184-143+246=287153+12×4=201984-754+727=957184+(319-40)=463108-(232-230)=106293+(609-19)=883354-113-184=57275×2-492=58100-(43-26)=83239×8=191219+46=65115+18-99=343/6-1/6=2/680×5+211=611255-64-87=104994×(897-894)=2982108-93+87=102293+816-219=89074×(225-222)=222797-62=735939×(791-785)=5634163-142=21490+474+768=1732487-(238+179)=70289×2-192=386199×3-188=409997-718-61=21858×(17-14)=174454-284=17080+168=248223-79+187=331129-104=2521×6=126801-335-294=17282×8-618=38494-(108+356)=30448-236-10=202273-234+31=70479-433+244=290276+185=461318-(310-35)=4359×9=531384-61×3=201212×5=1060479-118-114=24772×(496-487)=648369+852+50=1271734+(598-123)=1209173+(289-266)=196299-(34+188)=77991-(310+569)=112478×5-240=2150941-100=841569-34×6=3651/5+2/5=3/5620×5=3100215+283=498841×9-304=7265857-494+144=507497-293-36=168195+132-209=118192+115=307186+(372-251)=30761+264-247=78438+46-64=420240+436-552=12438+155+447=640866-159-328=379434-95×4=54491×9-484=3935499-(218+72)=209255+207+325=787446+69×4=722162+591=75352+(245-77)=220136+262=398459-(43+167)=24955+(943-925)=73640×4-797=17635/8-2/8=3/8107-40×2=27872+(632-301)=1203117×8=936119×8+987=1939122×(147-140)=854121×6=726656-74-201=381369-89-14=266366-(493-267)=140700+547-940=307781×2-802=760624+40+299=963497+925=1422253+599-823=29519×9-273=4398464-181+204=487708+(349-211)=846976-201×4=17273×(437-429)=584664-(805-306)=16558×2-49=67712+41+658=1411283×3=849134+(411-128)=41786×7=602138+335+340=813689+205+15=909188×4=752481-68×5=141340+120=460670×9=6030245+(325-308)=262139+425=564300+844+877=2021447-364+105=188376-22=354123-(160-154)=117548-271+678=955732+815-282=12655/7-1/7=4/7284-249+386=421390-(353-244)=281799+187-735=251680-377=303935+(541-528)=948224+92+123=439192×2+938=1322896+100×3=1196520+430+183=113388+203=291947-486=461225+267+208=700195×2=390675-350=325472-(703-281)=50982-(10+220)=752727+254×3=1489697-168=529450+(418-64)=804475-394=81468×9=4212217-102=115767+366=1133385×2-596=174363-(73+34)=256868-790+569=647943-173-129=6415/8-1/8=4/8156-140+87=1031/5+4/5=1666+13+70=749719-283+249=685167+966+792=19251/8+4/8=5/8505+(935-308)=1132557-10×2=537788-(178+600)=10302+(838-439)=701339-234+69=17445+108=153800×5-203=3797196-(127+41)=28123+52×7=487979-310×2=359833-(890-802)=745280-118-122=40253+73-34=292372+600-89=883757-256×2=245918+(209-56)=1071470×9=4230481+586-674=393147×4=588546+914-194=1266388-62×3=20248+52×6=360492-(11+228)=253222×4-883=5184+314-346=152355-288+386=453211×(299-295)=844142-(436-329)=3599+104-145=58496×3=1488140+45+325=510343-(334-307)=316126×(920-914)=756845×5=4225932-(562+274)=96123×3-213=156705-427+837=1115795-532+345=608218-104+180=294762-(240+367)=155339+21+242=60287+305=392897-(320+485)=92867-723+301=445603+(143-129)=617472-269+273=476818-(940-523)=401708-95=61348×(495-492)=144416-34×8=14449+164=213236×(443-436)=1652448-27×6=28641+242=283444-103-108=233159×(382-376)=954478-216×2=46551×(346-341)=2755958-80×5=558437-33×2=371658-(424+122)=112441-(598-332)=17513+12=25469-(164-86)=391989-295×3=10470×4+409=689306+55=361316+113×4=768325+236×2=797906-370=536581-(922-541)=200813-233-403=177478-75+55=45892-19=7338×7+458=724388-(936-652)=104260+225=485328-44+113=397323-305+184=202556+525+619=1700279+962-507=734920×(950-942)=7360264-(79-13)=198484-(76+310)=98362-137-15=210959+287-985=261316-160-116=40447-51×8=39747×(485-479)=4482253×4=1012148×(247-240)=1036169-35=13464+(426-378)=112460-50×5=2104/10+3/10=7/10523+(808-37)=1294662+90×8=1382559+460+107=112652×3+747=90374×9=666965-551-223=191158+308=46643+(395-308)=130269+67×2=40391-(345-264)=10349+106-180=275139+102=241324-(238+73)=13434×2=868152-(132-35)=55243-(335-297)=205842-510=332221+364=58577+469+284=830997×3=2991928×(883-880)=2784287×2+143=717439+652=1091567-132=435497-(155-39)=381129×5+261=906563-74×4=267247+(447-111)=583658-(252+238)=168789×(869-863)=4734101×5-453=52836+(892-604)=1124283+19-86=216734-10×9=644146×(188-183)=730713-82-285=346983×(220-215)=4915431×5-591=1564252×(373-368)=1260155×(451-445)=930584×(259-251)=4672307-(500-386)=193474+703-881=29682×(122-117)=410584-(422-153)=315437-(27+90)=320492-28×6=32464×(359-354)=320223-60×2=103285×2=570464+694+22=1180254+39×2=33237+189-52=174183+(668-434)=417114-71=43782-(424+124)=234162×2=32474×(278-271)=518318-11×4=274194×4+258=10341/6+2/6=3/6318-228=90365+75=44096+187+923=1206414+359=77365×9=585331-20×3=271111×(145-136)=999496-133+133=496110×2+263=483735+892-948=679124×6-639=105292+127+280=699834-370=464144-117=27149×4-309=287310+(975-203)=108221+131+176=328178×(409-406)=5344/8+3/8=7/8108+(651-233)=526345-237=108145+373+316=834418-(19+237)=162139×5=695441×2-478=404395-(186+153)=56361+119-301=179492×6=2952417+135+298=850331×3-473=52075+(234-147)=162655×3=1965250×(479-476)=750288-277+176=187679×6=4074132+873-206=799607+13+20=640458-(255+136)=67295-42=25391×6+240=786300×3-220=680831-(533+292)=6210-202+172=180264-83+288=469100+337=437773×(86-78)=6184571+(549-390)=730364-113×3=25845×2=1690899-500+626=1025823-(46+765)=12426×8-959=2449658-20×3=598208+543-70=68140×4=160456-94-212=150449+262=711366+(461-406)=421137+74+607=81861+29=9042×4-134=34799×4-763=2433542+790+902=223464×(487-481)=384180×3-466=74814×2=162855×(133-125)=44099+517+384=1000272+90×6=81260+681+398=113921×6+119=245794+326×2=1446427-100-79=248401-315=86178-(55-42)=165137+72=209211-136+192=26723+618+135=776410-(370+18)=22167+243-299=111478-(16+138)=324608-131×3=215304×2=60878+123=20180×(214-207)=560778-(163+606)=9653+(495-160)=988124-106=18416+(367-113)=670617-30×8=377231×4=92496+(485-178)=40388+10-31=67111+301=412306+450=75644+136×2=316122+(424-315)=23140×5-174=26715×(146-143)=2145872-151-347=374295-188-82=25884-255=629476-284-70=12215×6=90341-219-86=36368+39+115=522290+(346-195)=4415/9-2/9=3/9498-360=138435-65×3=240123×5+309=924190×3+194=764291-113+230=408922-348-295=279863-(697+155)=11244-102×2=40623×(675-670)=3115746-204-449=93647×(122-116)=3882659-12-276=371336×2+274=946274+188=462895-(653-643)=885806-696-42=68799+537-448=888682-592-62=28158-15×9=23151×5-550=205461-29-307=125245×2+212=702115×8-152=768464-418=46457-(413-377)=421480-(179-116)=417458-22=436274-(211+44)=19898+554=1452789-(635-184)=338480-27×9=237200×(74-71)=600462-153=309761-(452-302)=61151×2+362=464294+171=465916-142-487=287247+492+506=1245231-156+394=469906-665-131=110953-230+209=93277×(256-250)=462323-187-65=71744+464×2=1672361×2-710=12862+523+453=1838901×9=8109501-41×3=378531×8=4248572+410-443=539458-386-57=15315-(43+73)=199674+(849-341)=1182615+847-901=561179+(423-55)=547673+594=1267649-418+936=1167106×4=424580+(888-741)=727743-57+744=143079+397-131=345138×2=276718-248-81=389795-11×7=71856+(963-746)=273133×4=532816-227-242=34784+355-433=678×(375-366)=702876-(226+18)=632754×(316-312)=3016213+281+208=702207×6-58=11841/3+2/3=1323-37×6=101491-(208+224)=59912+724-668=968645-205+310=750244+(133-113)=264269-(68+178)=23374-62×2=250392-157-110=125325-(286-139)=178728×(915-907)=5824875+563+328=1766313-63+63=313378+19-103=294250+153-227=176407+(770-124)=105379×2+433=591381-(468-367)=280957-486-372=99372-(270-158)=260433-43-334=56229×(843-835)=1832318+22-271=69395-70×4=115681-605=76106×(213-208)=530136+394+95=625232-101=131114×8-566=346333+134=46715+259+157=431897-268×3=93495×(568-561)=3465236-(320-122)=3847×8=376243+88×7=859464-450+112=126217×4-783=85409-(86+274)=49898-(154-43)=78769×2+432=570147+73=220355-57=298431-153-202=76445-(283+35)=127492-348+52=196207+46×5=437318-83=23529+536+280=845460-(179-100)=381850×(782-777)=4250726+120×6=1446288-(91-69)=266532-426=106255×8=2040407-(223-175)=359655+39×4=811374-186-20=168432-71-13=348107×3+385=706311-191=120160+(163-55)=268288-(351-147)=8463+(351-231)=18321×(292-287)=105708+150+75=93337+(486-415)=108108×3=324506-433+148=221199+128=32784×5-286=134177+133+633=943497-(521-28)=4575-(482-462)=555698+183=881511×3-905=628108-81+394=421389-(446-80)=23148×3+909=1353243-(329-232)=14693-(948-925)=70859-311-292=256514-(191+121)=202381-244+78=215998+844=1842305+151×3=758128-(160-66)=34780×6-639=4041780+832-969=643821+86×4=1165861-301-359=20134×(521-515)=204321+(289-33)=577964-504-122=338983-(563-485)=90