三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦

三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦892-(200+347)=685+515-27=58×8-157=351+12×5=108-28-63=232-80=265-225=795-249-318=200-75+165=865-(142+292)=184×4-606=96×(376-368)=612+984-247=977-67-580=7/9+2/9=476×2=286+45-297=55+276+325=120-(452-337)=366×2-657=343-25×8=824+(955-779)=921-216×2=430-(420-390)=782-84-388=414-239=395+(424-147)=649-225=16×(171-164)=455×2-801=222-10=456-(254-239)=70×(44-37)=189×5=955-89×3=92+352-197=255×3=81+626+280=259×2-285=445-264-20=221×4-774=74×9=777+12+195=497-72-166=432-337+57=989-154-592=563+71×3=150×(456-452)=810-(23+316)=484-152-246=201×(319-313)=35+(281-255)=788-149-234=955-545-13=471+(480-190)=104×5=211×4-167=315+16-78=318+71=469-(73+349)=457+952+484=377+14-296=850×7=5/8+2/8=860-(937-356)=663-656+382=626×3=330×(238-235)=990-(330+364)=495-279+227=640+(594-128)=866+698-621=928+402=119-(169-55)=420-(304-237)=603-47×6=265+689+339=740+150-92=530×2-810=462×2-714=445×2+508=70-25×2=349-32=170+145=468-(374+12)=552-156×3=792-(181+239)=70×4+178=366+(768-360)=660-459+314=762+(624-167)=218+189-64=769+830=806×4=253+84×4=2/3-1/3=177+297-461=143+296=339+40-55=759-(766-343)=822-(358-155)=219+(184-32)=418-117-68=625-119-425=828+253+774=723-(957-734)=2/9+5/9=262×3=72×9+279=915-170-39=13+445+291=163-(290-204)=532+505-755=617×5-19=413-(735-685)=817×2-238=4/10+3/10=134×3=990-149=801-247+38=618-(571+30)=447-240+273=474+845-279=257-(462-271)=380×3-625=217×5=461+819-63=770-705+725=571+281=145+510=397-(294-131)=405-35×3=293×3=54+611+36=560×(500-494)=197-167+352=90×5-194=282×3-764=169×5+92=360+813-493=1/7+5/7=898-119×2=334+257+145=27×6+649=164×2+201=229×2=613×8-496=904×(54-45)=215-(308-129)=229-28×8=119×5-198=19×(454-447)=277+144-146=628×9-898=78-26=912-44+779=358+16×9=295×(476-469)=684+130×2=230+193+151=324+(676-569)=98×3+243=478-41×3=513+103+183=425-44×4=219+59+398=5/9-2/9=994-56×2=464-246+207=431-325=558×6-860=3/5-1/5=999-(555+390)=203+212=729-32-361=737+996+337=795+597+443=73×9+975=17+449×2=907+(469-231)=125-(466-369)=227+(379-77)=269+114-318=91+250=290×9-828=125×7=865-464=204-37-71=665-20×6=338-(120+160)=74×9-265=261×2+683=533-241-268=69+29=302-52×5=327-19-204=522-(46+93)=864×8-751=613-83×6=163×6=967-619-80=312×2=66+175=266+109-363=433-(293+34)=459-49-15=800-146=117×4=489×(984-976)=848-(141+226)=876-100×2=2/5-1/5=276×(140-134)=417×4-361=200-(85-46)=936×5=260+132=486-35-64=491-(347-80)=421×(570-564)=438+435-360=444-(266+137)=771-584-185=478-(355+34)=87+385=442-195+225=56×3=237×(257-253)=154×(215-211)=379+(493-230)=321+258+101=305×9-319=353-(171+167)=62×7-78=171-(187-98)=294+189=867-349=685×5=148+348=237×2+412=284+157-272=66×6=956-(127+770)=692×(370-362)=406+73=416×2+60=782-388×2=49+226-11=393×6-297=148×6+91=803-61×3=22×4+96=258+(477-295)=92+(455-165)=174+(198-87)=194-11×6=504+980+95=332-(362-263)=844+72-877=399-(318+61)=427-92-127=903+37×8=799-449-266=357×6=425-345=212×4-589=676+531-420=584-226-235=893+433=712-(639-497)=254-174+135=189-(309-289)=608-314=237+(414-371)=263+463=136-(696-620)=607-29+238=256-135-83=772+142+236=975-43×9=52×3+93=860-(976-948)=981-74-287=502+97+114=520+556-785=77+333=86+(471-430)=624-490=95×5+14=31+247+376=87×(185-179)=273×(127-124)=334-290+209=381+889-928=233+(493-476)=144+(442-428)=361×(419-412)=605-(69+358)=942-(764-369)=89×6-312=466-(389+43)=392-119-140=424+315=762+(809-602)=76×9-62=573-88×3=358-87+845=981+30+735=406-43×6=638-(869-679)=2/7+4/7=59×5=954+267×2=938-(29+842)=258-166+343=101+67=169-73-18=861-813+130=251×(210-205)=131-39=4/7+2/7=781-654=927-585=9/10-1/10=791+(656-545)=478+225×2=124×7=69×8+289=367-40×5=401-(26+216)=530+(702-545)=876-(153+63)=362+100=425-(260-57)=976-160-440=269×2=477-223+145=283×5-38=360-138-125=134-35+131=763-247×3=447-184+197=741×9=402+(472-135)=977+(977-909)=454-60-160=375+(208-10)=124+235=431-20-394=353-21=720-637=193-78-115=608×9=72+402×2=685-(42+136)=106×(368-359)=952+316=389+106-388=421×2=727×7-942=138-26=142+299-286=367-(168-56)=982+881-711=176+84×6=347+66+196=323+(280-77)=93+257+476=232×4-851=124×(33-27)=259+163×5=65×(250-246)=111×9-610=226+198=468+556+31=100+371=545+(950-46)=168+(710-353)=67×8=867-(116+159)=281×3-527=341-(44+259)=443-183=52×(266-259)=299×3-808=155×(153-150)=162+484=245-179=820-238-187=933-(627-289)=748+392-611=898-501+478=464+(994-182)=368+25×3=86×7-412=651-555+464=565×8-879=3/7-2/7=401-299-41=391×8-260=84×8=636×5=388+67=154+301-432=842+(916-860)=405-233+940=430-210×2=90+(354-40)=182+72+625=262-71=362-(480-422)=651-(212-205)=603+(479-276)=701-(165+192)=579×(630-624)=491-(405+46)=210×3+156=434-121+693=441-(49+139)=74+299=165×2=287+192+120=381-197+275=947-625+817=620-527=68+304=284×3=766+223+842=326-(106+169)=431-43-179=142×6-391=40×(56-53)=226+166=188-160=780+766+682=476+(295-107)=949-(588-215)=170×5-43=271-56-139=424+458-727=338+(369-222)=537+652-147=387×(977-968)=770×7-370=743×7=69+130=745+158+447=427-(10+152)=446-279+125=92+(397-324)=186×4-735=339+206+237=15×4=909-500=144×6+148=619-(781-472)=283-234+449=447-31×8=659-37-510=376+328+232=972+167=144+333=933×9=463-48=319×5-223=66-44=239+84=418+(748-75)=445-87=936+98×5=831×7=760×(301-296)=429-88=127+586+119=59+226+975=377-(173+170)=773-647+470=767-108+631=532+748+803=720+698-192=118×4=722×4=419-47+138=496+12×2=417-139-189=731-176+804=18×5+241=252+131=975-103×9=40×6=182-(83+23)=304+(222-52)=249×4-284=587+727=5/8-2/8=490-150-27=163+292-289=104+193=505+900+743=720+774-422=978×(464-461)=203-184=584+115×5=765×6-17=214+304×2=929+836+297=465-258+119=688-(637-124)=279-240=793×(673-667)=280+208=942-809+407=264-15×5=708-(934-573)=122+89×7=229×4-797=380-(285+17)=248+(919-665)=651-244+822=226×3-518=14×2+215=121×5+955=182+(259-27)=473+193+195=849-349=71+316-46=3/7-1/7=966-293-339=764-45×7=655-81=267-75-32=177×(338-333)=828-143=992-521+590=901+139×6=334×(914-905)=403-139×2=240-215-19=172+305-62=434+36-144=471-52+75=928+772-660=862-550-232=600-207=7/8-1/8=42+(41-33)=905+229×3=1/5+2/5=335-91×2=745×9-674=485-62×3=170+219×2=960-(466+361)=237×2+245=95-(112-24)=444-(134+233)=571+718-244=403-23=19+425-84=697-(651-389)=996-(131+782)=402-(659-618)=283+179×4=549+253+817=40×(187-179)=271-(383-255)=965-708+77=267+101×5=126×6-508=366-155-140=957-(837-230)=63×8=170+392+77=69+19×8=16×(28-24)=99×3+147=202-10×2=418-21×3=572+610+481=831×(831-828)=488-273-147=1/3+2/3=151×(320-315)=51×9+428=272-151=227+129-230=239+143×3=113×(217-211)=98-82=475+(493-365)=994-(35+622)=193-73-116=857-(50+517)=749-95-459=474×8=122-36×2=491-359+247=82×(131-126)=272+(343-230)=351×5-564=994+817-641=70+(809-234)=815-52×3=982-225+569=315-184+339=97+(286-73)=65×2=978-(915+47)=283-(202+42)=379-92×2=33+(384-381)=130×7-801=890-(427+149)=338+517=442-58-256=235+(289-137)=105+776+877=443×2-15=490-100=446-62×6=369-29=444-131+877=458-228×2=116+315=888×7=208×(289-280)=484-(47+255)=882-562=268×3-501=967-647-128=376×2+562=172-(108+52)=55+268=489-226×2=418×2=38+588+83=142+579+209=741-169×3=329+109×6=87+270=156-(126+13)=198-112+398=375-(100+115)=410-21+73=269×(192-189)=451-(143+31)=500+(544-518)=456-18×6=285+(399-235)=85+(832-103)=67-25+100=386×6-496=69×8+104=392-93×4=50+117=216+(495-468)=24×(445-438)=957-545+67=912×6=238+40-212=108+231=478+520+965=186+113-233=280+(646-164)=826+596=334+440+144=462+(707-328)=484-(198+122)=729-28=954×(533-528)=490+(126-113)=423-(233+149)=300×3-469=290+180=371+(493-272)=24+390+92=472-322=602+618+582=1/4+2/4=386-145×2=3/8-2/8=558-86+198=348-75×4=345-27×6=796+490+377=286+577-533=102+345-130=186×(445-440)=841-26=868-(958-837)=712+508+368=194-(204-152)=938-283=2/8+4/8=276-(83+119)=111+32+846=171-92+384=370-56=460-(426-176)=94×9+295=466+(848-845)=635+180=417-48×3=78+50×7=441×(971-962)=407+(89-57)=462+(484-413)=68×(310-304)=446-380=953×(891-887)=308-119+66=48×4+513=188-(391-297)=430×(702-696)=198-(224-157)=463-(183-112)=513+708-233=427-333=233+101=445-114-112=952×(289-285)=484-(449-59)=493-103-105=109×(918-910)=482-68×7=64×7=495-73+100=113×8=993-(634+197)=243-233=10×4=647×8=306-(139+36)=440-(140-119)=371-83×3=738-(300+20)=417-277-81=49×8=349+185-70=578×(92-84)=123×7=39+210=255+133-244=949-(423-317)=603-221×2=988×8=981-772=171+277=429-386+140=737-39×7=149+206+498=317-(143+92)=292-(451-411)=459×5=369+45×3=122×6+89=113×4-334=682+457×2=589-273×2=879×(977-970)=309+228-268=350+563+761=433-65=616+109+19=238+197-105=6/10-3/10=992-(767-184)=966×(463-456)=369-27=620×(921-915)=209+854-908=497-497+139=911-(479-366)=1/7+6/7=196×2=647-(802-773)=232-26×8=122+377-56=273-70-98=471-70×6=233-(754-676)=689-(439-238)=537+787=758-177=607×4-637=95-(328-322)=568+256+153=443+15+62=167×(353-349)=498-282+257=94-48+461=371+950=92+355-143=105+147=161-155+876=38×(326-318)=71×2=889-65×6=235+227-394=715+785=755-92×6=125+107+297=787+451-350=76+158=477-139=75×(406-400)=88-(75-32)=107×(276-272)=188+18+651=478+33+84=437-225-136=665-283-36=579-440=502×2=390-159×2=253-47×3=885-(692-136)=497-323=670-(487-401)=406-(233+66)=300-93×2=192-105=307+73-81=356+(866-845)=327×2-50=880-152-26=155×4-134=620-571+734=10×3=304×3+11=63×3=402×2-558=289+300-367=486×7-50=553×(834-830)=335-(64+56)=521-100×2=297+437×2=388-372+417=535-333+544=350-(132+70)=83+72=284+(418-168)=882-294-562=644+857+357=747-(49+18)=346+64=2/8-1/8=349-124-76=453-194+121=24+67=126-(451-361)=588+134+287=33+52=63+360-194=928-682-39=95+(487-58)=468-(173+165)=369-(225+12)=200+741+15=664-287=32×(106-99)=204-(347-266)=827×7=參考答案892-(200+347)=345685+515-27=117358×8-157=307351+12×5=411108-28-63=17232-80=152265-225=40795-249-318=228200-75+165=290865-(142+292)=431184×4-606=13096×(376-368)=768612+984-247=1349977-67-580=3307/9+2/9=1476×2=952286+45-297=3455+276+325=656120-(452-337)=5366×2-657=75343-25×8=143824+(955-779)=1000921-216×2=489430-(420-390)=400782-84-388=310414-239=175395+(424-147)=672649-225=42416×(171-164)=112455×2-801=109222-10=212456-(254-239)=44170×(44-37)=490189×5=945955-89×3=68892+352-197=247255×3=76581+626+280=987259×2-285=233445-264-20=161221×4-774=11074×9=666777+12+195=984497-72-166=259432-337+57=152989-154-592=243563+71×3=776150×(456-452)=600810-(23+316)=471484-152-246=86201×(319-313)=120635+(281-255)=61788-149-234=405955-545-13=397471+(480-190)=761104×5=520211×4-167=677315+16-78=253318+71=389469-(73+349)=47457+952+484=1893377+14-296=95850×7=59505/8+2/8=7/8860-(937-356)=279663-656+382=389626×3=1878330×(238-235)=990990-(330+364)=296495-279+227=443640+(594-128)=1106866+698-621=943928+402=1330119-(169-55)=5420-(304-237)=353603-47×6=321265+689+339=1293740+150-92=798530×2-810=250462×2-714=210445×2+508=139870-25×2=20349-32=317170+145=315468-(374+12)=82552-156×3=84792-(181+239)=37270×4+178=458366+(768-360)=774660-459+314=515762+(624-167)=1219218+189-64=343769+830=1599806×4=3224253+84×4=5892/3-1/3=1/3177+297-461=13143+296=439339+40-55=324759-(766-343)=336822-(358-155)=619219+(184-32)=371418-117-68=233625-119-425=81828+253+774=1855723-(957-734)=5002/9+5/9=7/9262×3=78672×9+279=927915-170-39=70613+445+291=749163-(290-204)=77532+505-755=282617×5-19=3066413-(735-685)=363817×2-238=13964/10+3/10=7/10134×3=402990-149=841801-247+38=592618-(571+30)=17447-240+273=480474+845-279=1040257-(462-271)=66380×3-625=515217×5=1085461+819-63=1217770-705+725=790571+281=852145+510=655397-(294-131)=234405-35×3=300293×3=87954+611+36=701560×(500-494)=3360197-167+352=38290×5-194=256282×3-764=82169×5+92=937360+813-493=6801/7+5/7=6/7898-119×2=660334+257+145=73627×6+649=811164×2+201=529229×2=458613×8-496=4408904×(54-45)=8136215-(308-129)=36229-28×8=5119×5-198=39719×(454-447)=133277+144-146=275628×9-898=475478-26=52912-44+779=1647358+16×9=502295×(476-469)=2065684+130×2=944230+193+151=574324+(676-569)=43198×3+243=537478-41×3=355513+103+183=799425-44×4=249219+59+398=6765/9-2/9=3/9994-56×2=882464-246+207=425431-325=106558×6-860=24883/5-1/5=2/5999-(555+390)=54203+212=415729-32-361=336737+996+337=2070795+597+443=183573×9+975=163217+449×2=915907+(469-231)=1145125-(466-369)=28227+(379-77)=529269+114-318=6591+250=341290×9-828=1782125×7=875865-464=401204-37-71=96665-20×6=545338-(120+160)=5874×9-265=401261×2+683=1205533-241-268=2469+29=98302-52×5=42327-19-204=104522-(46+93)=383864×8-751=6161613-83×6=115163×6=978967-619-80=268312×2=62466+175=241266+109-363=12433-(293+34)=106459-49-15=395800-146=654117×4=468489×(984-976)=3912848-(141+226)=481876-100×2=6762/5-1/5=1/5276×(140-134)=1656417×4-361=1307200-(85-46)=161936×5=4680260+132=392486-35-64=387491-(347-80)=224421×(570-564)=2526438+435-360=513444-(266+137)=41771-584-185=2478-(355+34)=8987+385=472442-195+225=47256×3=168237×(257-253)=948154×(215-211)=616379+(493-230)=642321+258+101=680305×9-319=2426353-(171+167)=1562×7-78=356171-(187-98)=82294+189=483867-349=518685×5=3425148+348=496237×2+412=886284+157-272=16966×6=396956-(127+770)=59692×(370-362)=5536406+73=479416×2+60=892782-388×2=649+226-11=264393×6-297=2061148×6+91=979803-61×3=62022×4+96=184258+(477-295)=44092+(455-165)=382174+(198-87)=285194-11×6=128504+980+95=1579332-(362-263)=233844+72-877=39399-(318+61)=20427-92-127=208903+37×8=1199799-449-266=84357×6=2142425-345=80212×4-589=259676+531-420=787584-226-235=123893+433=1326712-(639-497)=570254-174+135=215189-(309-289)=169608-314=294237+(414-371)=280263+463=726136-(696-620)=60607-29+238=816256-135-83=38772+142+236=1150975-43×9=58852×3+93=249860-(976-948)=832981-74-287=620502+97+114=713520+556-785=29177+333=41086+(471-430)=127624-490=13495×5+14=48931+247+376=65487×(185-179)=522273×(127-124)=819334-290+209=253381+889-928=342233+(493-476)=250144+(442-428)=158361×(419-412)=2527605-(69+358)=178942-(764-369)=54789×6-312=222466-(389+43)=34392-119-140=133424+315=739762+(809-602)=96976×9-62=622573-88×3=309358-87+845=1116981+30+735=1746406-43×6=148638-(869-679)=4482/7+4/7=6/759×5=295954+267×2=1488938-(29+842)=67258-166+343=435101+67=168169-73-18=78861-813+130=178251×(210-205)=1255131-39=924/7+2/7=6/7781-654=127927-585=3429/10-1/10=8/10791+(656-545)=902478+225×2=928124×7=86869×8+289=841367-40×5=167401-(26+216)=159530+(702-545)=687876-(153+63)=660362+100=462425-(260-57)=222976-160-440=376269×2=538477-223+145=399283×5-38=1377360-138-125=97134-35+131=230763-247×3=22447-184+197=460741×9=6669402+(472-135)=739977+(977-909)=1045454-60-160=234375+(208-10)=573124+235=359431-20-394=17353-21=332720-637=83193-78-115=0608×9=547272+402×2=876685-(42+136)=507106×(368-359)=954952+316=1268389+106-388=107421×2=842727×7-942=4147138-26=112142+299-286=155367-(168-56)=255982+881-711=1152176+84×6=680347+66+196=609323+(280-77)=52693+257+476=826232×4-851=77124×(33-27)=744259+163×5=107465×(250-246)=260111×9-610=389226+198=424468+556+31=1055100+371=471545+(950-46)=1449168+(710-353)=52567×8=536867-(116+159)=592281×3-527=316341-(44+259)=38443-183=26052×(266-259)=364299×3-808=89155×(153-150)=465162+484=646245-179=66820-238-187=395933-(627-289)=595748+392-611=529898-501+478=875464+(994-182)=1276368+25×3=44386×7-412=190651-555+464=560565×8-879=36413/7-2/7=1/7401-299-41=61391×8-260=286884×8=672636×5=3180388+67=455154+301-432=23842+(916-860)=898405-233+940=1112430-210×2=1090+(354-40)=404182+72+625=879262-71=191362-(480-422)=304651-(212-205)=644603+(479-276)=806701-(165+192)=344579×(630-624)=3474491-(405+46)=40210×3+156=786434-121+693=1006441-(49+139)=25374+299=373165×2=330287+192+120=599381-197+275=459947-625+817=1139620-527=9368+304=372284×3=852766+223+842=1831326-(106+169)=51431-43-179=209142×6-391=46140×(56-53)=120226+166=392188-160=28780+766+682=2228476+(295-107)=664949-(588-215)=576170×5-43=807271-56-139=76424+458-727=155338+(369-222)=485537+652-147=1042387×(977-968)=3483770×7-370=5020743×7=520169+130=199745+158+447=1350427-(10+152)=265446-279+125=29292+(397-324)=165186×4-735=9339+206+237=78215×4=60909-500=409144×6+148=1012619-(781-472)=310283-234+449=498447-31×8=199659-37-510=112376+328+232=936972+167=1139144+333=477933×9=8397463-48=415319×5-223=137266-44=22239+84=323418+(748-75)=1091445-87=358936+98×5=1426831×7=5817760×(301-296)=3800429-88=341127+586+119=83259+226+975=1260377-(173+170)=34773-647+470=596767-108+631=1290532+748+803=2083720+698-192=1226118×4=472722×4=2888419-47+138=510496+12×2=520417-139-189=89731-176+804=135918×5+241=331252+131=383975-103×9=4840×6=240182-(83+23)=76304+(222-52)=474249×4-284=712587+727=13145/8-2/8=3/8490-150-27=313163+292-289=166104+193=297505+900+743=2148720+774-422=1072978×(464-461)=2934203-184=19584+115×5=1159765×6-17=4573214+304×2=822929+836+297=2062465-258+119=326688-(637-124)=175279-240=39793×(673-667)=4758280+208=488942-809+407=540264-15×5=189708-(934-573)=347122+89×7=745229×4-797=119380-(285+17)=78248+(919-665)=502651-244+822=1229226×3-518=16014×2+215=243121×5+955=1560182+(259-27)=414473+193+195=861849-349=50071+316-46=3413/7-1/7=2/7966-293-339=334764-45×7=449655-81=574267-75-32=160177×(338-333)=885828-143=685992-521+590=1061901+139×6=1735334×(914-905)=3006403-139×2=125240-215-19=6172+305-62=415434+36-144=326471-52+75=494928+772-660=1040862-550-232=80600-207=3937/8-1/8=6/842+(41-33)=50905+229×3=15921/5+2/5=3/5335-91×2=153745×9-674=6031485-62×3=299170+219×2=608960-(466+361)=133237×2+245=71995-(112-24)=7444-(134+233)=77571+718-244=1045403-23=38019+425-84=360697-(651-389)=435996-(131+782)=83402-(659-618)=361283+179×4=999549+253+817=161940×(187-179)=320271-(383-255)=143965-708+77=334267+101×5=772126×6-508=248366-155-140=71957-(837-230)=35063×8=504170+392+77=63969+19×8=22116×(28-24)=6499×3+147=444202-10×2=182418-21×3=355572+610+481=1663831×(831-828)=2493488-273-147=681/3+2/3=1151×(320-315)=75551×9+428=887272-151=121227+129-230=126239+143×3=668113×(217-211)=67898-82=16475+(493-365)=603994-(35+622)=337193-73-116=4857-(50+517)=290749-95-459=195474×8=3792122-36×2=50491-359+247=37982×(131-126)=410272+(343-230)=385351×5-564=1191994+817-641=117070+(809-234)=645815-52×3=659982-225+569=1326315-184+339=47097+(286-73)=31065×2=130978-(915+47)=16283-(202+42)=39379-92×2=19533+(384-381)=36130×7-801=109890-(427+149)=314338+517=855442-58-256=128235+(289-137)=387105+776+877=1758443×2-15=871490-100=390446-62×6=74369-29=340444-131+877=1190458-228×2=2116+315=431888×7=6216208×(289-280)=1872484-(47+255)=182882-562=320268×3-501=303967-647-128=192376×2+562=1314172-(108+52)=1255+268=323489-226×2=37418×2=83638+588+83=709142+579+209=930741-169×3=234329+109×6=98387+270=357156-(126+13)=17198-112+398=484375-(100+115)=160410-21+73=462269×(192-189)=807451-(143+31)=277500+(544-518)=526456-18×6=348285+(399-235)=44985+(832-103)=81467-25+100=142386×6-496=182069×8+104=656392-93×4=2050+117=167216+(495-468)=24324×(445-438)=168957-545+67=479912×6=5472238+40-212=66108+231=339478+520+965=1963186+113-233=66280+(646-164)=762826+596=1422334+440+144=918462+(707-328)=841484-(198+122)=164729-28=701954×(533-528)=4770490+(126-113)=503423-(233+149)=41300×3-469=431290+180=470371+(493-272)=59224+390+92=506472-322=150602+618+582=18021/4+2/4=3/4386-145×2=963/8-2/8=1/8558-86+198=670348-75×4=48345-27×6=183796+490+377=1663286+577-533=330102+345-130=317186×(445-440)=930841-26=815868-(958-837)=747712+508+368=1588194-(204-152)=142938-283=6552/8+4/8=6/8276-(83+119)=74111+32+846=989171-92+384=463370-56=314460-(426-176)=21094×9+295=1141466+(848-845)=469635+180=815417-48×3=27378+50×7=428441×(971-962)=3969407+(89-57)=439462+(484-413)=53368×(310-304)=408446-380=66953×(