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121×6-152=464-(170+93)=275+460-126=56+204-156=635-67×7=696+(811-211)=308+(386-104)=917×(399-396)=54×(425-421)=130+120=961-(465+56)=308+(811-422)=372-350-17=308×(435-429)=336-274=693-190×2=356+88=348-326+306=895×3=265+21×4=723×8-553=836-712+832=245+623+117=379+317+85=328-23×8=740-(323+112)=2/5-1/5=394-34×6=923+368+86=455-132+22=396-(396-215)=496-(21+41)=101×3+138=203+(397-206)=410-125=135×7-110=320+(458-384)=112+(289-149)=610+252-75=363-(490-153)=962-(881-415)=646+(610-371)=919+802-350=491-(106+375)=276+652=659-100×2=900-(327+151)=383-(310+25)=309-(288-197)=864-681-144=747+888+884=897-467-335=117+496=300×2=204×3+611=179×4-445=513+835+391=572+(450-59)=28×4+215=965×(274-266)=340+608+210=767-465-273=153+(997-898)=948-(992-826)=195-(29+23)=651×4-445=291+(500-475)=224-(820-780)=375-(36+155)=626+105=3/5-1/5=592×8=89×4=137×(87-80)=889-68=268-155+152=99-20+322=79×3-20=178+79=725-576-49=124×(268-264)=750-346-389=218-(701-558)=867×7=367×4-511=206+210-382=438-29×4=407×2-20=694-(646-450)=801+485+621=67+26×6=310-81-77=433-97=675-174+573=261-74+151=955-(759-651)=463-31-242=79×(39-35)=34+(242-16)=84×8+167=480-61×2=395×2=395×2-653=26-13=640+817-839=427×2+574=268-122=318-140+91=294×(329-326)=195+154-242=335+15×6=250-237=90-(421-391)=267-201=982-271×2=76×9-20=649+(699-260)=160×(476-470)=954-332-301=409-324+409=526×(637-629)=322×3-592=994-783+679=602-(580-158)=194×3-294=618-(658-446)=273+174-100=324+351+243=383-236=450×2-327=633+403+674=408-(335-224)=168-(442-388)=609+354-956=433-19×4=367-139-223=53+552+243=104×9+508=239+817-848=878-(83+481)=616-93=458-(122+298)=97×7=53×4-96=78×7+107=80×6=696-(190+247)=275-27+67=147-(339-310)=81×3=256+817-538=85-(112-49)=471-(255+130)=457-400+411=300×7=88×8-333=413-123+55=146-(25+88)=653-551=60-27+445=222+159=981-738=42×(398-390)=6/10+2/10=940-131=176+240=75+326+61=2/8-1/8=351-(573-323)=394-114-239=709×(191-186)=205-32+228=704+464×2=345×3-438=858-(489+292)=300+155=121×(351-345)=219+83=200-(357-350)=451-(82+203)=206×4=386-376+25=599+188=422×(207-201)=343+448+151=340+(391-128)=175+(442-128)=476-16=930+286-451=332-44=49×6=659-(444+19)=667×3-740=486-385=869-264+228=376-167+68=377+655-658=299×9-620=784×(705-701)=686-144×2=372×2+460=382-335=676-413+726=573-244+205=3/6+2/6=503+779-77=972-632-315=52+20×4=446×(789-781)=176+437+59=205-(362-244)=28+355-225=696-(140+256)=416-50×3=315+33×6=2/4-1/4=37×7+981=3/6-2/6=866-164-513=776-688+954=255×8=417-(159+145)=167-(321-284)=151×3+44=60+352=231×3=49+192+863=18×(68-63)=283+137-115=346×6-434=374+362=948-252=379+138-36=383×2+86=510-307=150+13-94=188-51+763=854-645+32=785+(606-173)=665-24×8=158×3-69=809-392+342=337-(316+11)=382×4-769=489×2=362+(352-255)=261+875=719+260×2=115×8-552=664-(402-328)=774×8-676=145×(755-752)=179+88×8=369-38×6=459+(264-53)=167+116×4=411-(115+242)=514×5=388×(254-249)=243-242+329=792×2=379-170×2=269×(523-517)=801+591=435×2-161=949-393-443=175+(237-178)=895-(500+84)=274+527=35×2=407-355-39=480×(83-80)=441×3=482-382-47=276-16×8=634-199=184×3=71×(418-410)=89-(171-96)=493-177×2=167+124-28=794×7-709=56+284=834-101×8=3/8-1/8=246+(906-12)=360+35×3=526-(115+369)=679-297=263-(373-332)=116+62×8=189+623=228×4-768=762-(535-516)=315+98=400+(395-22)=997-197+980=18+265-74=386+(609-541)=427-206-90=226+(250-201)=313-(358-70)=344×2-52=490-16-411=448×6=103×(103-100)=827+(932-477)=112+345=245-118+230=443-11×8=377+755+151=33×(397-390)=70+117=343-144-140=445+(569-245)=144+527+246=48×4+320=436×(422-413)=21+513+450=648×(765-761)=422+269=232-(470-409)=3/7+2/7=361+349-385=818-389+176=271+(314-222)=478-349+277=47×(183-175)=859+603=322+116-195=346-73×3=644+689+287=78×8+217=113×2=274+178+51=116×7+581=218+(604-496)=250-192-45=40+89+485=750+(525-50)=71+286-133=276+128-86=216-152+705=532×8=15×(500-491)=47+172×5=473-224-155=112×(64-58)=827-(463+203)=423-(14+257)=253+553-401=475-331=331-189=322+903+563=375-(58+10)=295×3=269+170×3=469-(362+102)=923-(51+120)=792-397+454=163+218-69=966-529=545×8-25=419-26=59+882+70=193×4-70=118×(251-248)=726-519-17=362-(382-93)=794-382×2=48×(766-763)=820-(97+640)=914-(524-132)=201×4+170=254+(454-192)=155×5-522=260×(31-28)=203+168=294+185-79=79+168-36=78-28×2=26-24+274=353+(989-640)=291-111+260=677-242-53=260+697-366=182+140×4=456-251-119=342×4=935+480-155=112×6=297+31×6=629-434+396=341-22×5=341-213=608+(750-676)=3/8+2/8=3/8+5/8=881-871+245=215-33-177=2/3-1/3=731+650=999×(882-875)=188+34+742=242×6=23+83×9=139-82=439-(23+248)=189-150=246-(76+97)=6/9-3/9=18×4=459+(877-80)=340-132+226=461-105-328=642+144×2=646×(670-663)=4/7+2/7=61-45=836-(520-493)=165×6-919=92×2=267-154=525-42-225=174×(358-353)=252-117+324=426-34×3=964-(616+315)=292-192=253+184=104×(357-349)=130-(325-274)=629-60×8=70+151=711×2=95×9=230+591-595=104×3=334-(33+134)=55+812+60=352-(525-179)=677×6-577=913-674=3/8-2/8=220+77=77+14=231-49×3=313+(281-160)=833×(858-855)=461-34×4=883-76-184=779-108×6=208+442=153+462-425=425-(303-134)=634+584+335=48×(84-80)=21+51=393-53=398+42-323=682-(178+388)=412×8-318=455-(15+419)=300+(824-17)=202+69=749-357-384=846-62×8=320+169=4/7-2/7=423-10-297=135+198+335=429-182+41=283+997=566×8=83×8=123+115-53=213+(465-386)=100×(415-412)=55×9+728=272+34×2=135-22×6=120×7=98+173=811-(132+525)=195-(101-39)=428-17-24=286-34×4=921+190+11=11×(313-309)=34×6+136=472-311-55=464-85-17=463+306=176+47=459+(440-149)=716-(954-859)=404-311+142=341+104×6=887-408×2=94×5=287+697=394×(613-609)=274-(24+193)=791-290×2=982+(976-487)=639+(735-348)=683-307=534-161-167=693×5-73=756-108=792+(868-736)=179+277×2=160+16-62=416-(398-264)=628-(851-623)=840+631=387+73=982-(141+301)=328+(397-86)=247-178+349=84×8+932=445×8-904=300+367=101+75+670=35+(687-328)=69×5-253=89-89+232=775-120×6=75×7=73+608+192=4/7+3/7=479-371+346=249+(147-129)=277+(413-394)=170-152=202+157-38=447-(287-108)=230×3+534=655×4-810=480-242=668-81=438+163+137=293-51-120=848-(732-434)=63×6+300=384+73×3=747×(537-529)=998×9=767-178×2=870-(703+65)=666-542-63=150-34=759-(905-615)=121×(544-538)=679+620+613=235×4-151=598-177-49=434-142=131+35=173-(433-397)=37+63+105=383-270+231=367-34×4=165+860+585=295+214×3=191×5-566=34+242-109=474+224+87=189-(339-336)=893-893+128=826×(333-327)=196+177+111=249×2=911-752=215-11=70+500-41=254+(116-48)=97-15×6=641+845=465-242=1/4+3/4=483+61+997=893-71=101×9+943=472-24×4=218×2=498+(193-74)=491-(418-224)=34×6=492-84+57=817×7=227×4-530=87+268-78=255+164-196=434-(252+36)=374+27-377=149+686+817=310+146-241=843-604=265×2=219×2+523=371-299=38+261-105=30×(125-119)=882+709-37=809+99-623=481-358-111=207+123+281=304×(437-434)=56+90+740=71+226=558×6-937=101+380=178×3=153+269-78=234+80=103×8=747+374-873=180×(221-218)=176-(59+56)=198+11+450=501×7-268=999-(837-151)=123×7-319=428-23×9=286-111-94=764×6-414=272-261+105=809+430×2=135×3+87=747-350+25=335×9=1/9+5/9=374-275+252=558-316+709=351+195+168=156×6-498=437+(435-96)=830-119×3=391-123×2=395-(119+120)=220×2=322+528-624=479-133-98=607+53+923=698-(749-143)=599-(442+115)=454-436+347=319-63+148=942-429×2=22-(69-60)=778-(109+84)=162×(400-396)=383-(14+117)=465-109×2=635-75-69=504+260+45=667-(626-48)=254+449+230=226+160-149=237+(750-595)=454-120×3=593+215+49=709-24×3=117+(191-66)=564+679+224=765-80+436=355-(281-139)=800+701-459=225×4-722=89×4+480=891-448-439=526-230×2=930-350-220=871+778+900=241×3=887-721=392-245-140=851+575-558=401-(117+257)=569×3-168=53+(200-84)=628×6=358-(21+279)=209-189+191=544+(420-42)=333-(347-319)=695-537-35=295-278+324=414+109=250×4-471=809+232×4=306-61=229×7=291×(732-726)=634+55×6=312-208-38=1/6+4/6=944-162-584=5/8+2/8=350-88×2=241-215=347-(258-107)=147×(957-951)=372-(370-148)=422-(614-220)=358-217=164+234+464=499-469=995-(681+281)=281-33×2=729×2=220+127+335=480-175-216=73+(677-142)=38+478+164=420-110-84=191-105=924-61×3=94×9=938+954-503=607+(990-181)=200-(483-351)=409-100-184=758+303+914=369-(95+54)=952-233×4=331×(307-304)=436-395-10=179+630+104=124+48=953-126-364=364-41-152=46×3=95×4+551=339+(703-95)=348+709+137=146×6-663=736-497+991=779×(719-714)=795-(224+369)=112×(344-338)=227+63-242=171+806+371=725-464+344=203-(429-389)=170×2=285-277+258=259×(123-120)=911-672-10=364+199=47+37=375×2-692=124+83=784-(27+326)=747-(732-131)=833+419+445=463-174-28=832+659-745=180-(389-305)=81×7=385-39-269=765-358-273=384-(71+126)=878-465+942=83×(384-379)=117×6-524=60×(54-50)=92×7-394=106-11×8=428-69-318=268+153=355×2-183=337+(467-134)=896-(207+591)=73×4+72=331-24×3=454-88×2=305-(161+93)=891×3=34×(103-100)=148×6-192=600-(245-145)=342+306=167-108=920-80×7=495×2-723=114×7=869-(386+33)=307+475+97=230+(291-267)=275+187=840-(414+385)=824+111-441=53×5+152=565-57×5=141+318=432-414=499×7-794=1/6+3/6=50×3-37=912-733+742=156×(206-201)=57×5+62=477-13-447=54×3=395+41×6=148-(23+108)=930×5=330-23×5=115+92=423-31×5=997-(590+183)=241+942-366=369×(911-904)=819-(276-229)=77+205-153=469+179+209=781-(251-104)=250-82-51=37×9+701=757-346×2=353-(85+191)=770+787-390=238+259-393=705-424=157×3+185=305+558=150-21×2=496-318=533+196+245=335+(405-265)=552+58×5=3/10-2/10=268×(14-11)=46-(32-10)=404+491-859=198+(498-468)=417+158=487+868+292=104+(328-209)=626+290×3=3/9-2/9=89+(461-249)=325+(296-105)=887-672=474-403=223×3=378-10×8=53+160=389+315×2=361×9-484=986-910=959-346=209-(161-84)=789-(114+499)=63+(356-221)=518×6-140=573+279=726+154×2=351-269+70=279+506+845=411×8-712=467-77×5=参考答案121×6-152=574464-(170+93)=201275+460-126=60956+204-156=104635-67×7=166696+(811-211)=1296308+(386-104)=590917×(399-396)=275154×(425-421)=216130+120=250961-(465+56)=440308+(811-422)=697372-350-17=5308×(435-429)=1848336-274=62693-190×2=313356+88=444348-326+306=328895×3=2685265+21×4=349723×8-553=5231836-712+832=956245+623+117=985379+317+85=781328-23×8=144740-(323+112)=3052/5-1/5=1/5394-34×6=190923+368+86=1377455-132+22=345396-(396-215)=215496-(21+41)=434101×3+138=441203+(397-206)=394410-125=285135×7-110=835320+(458-384)=394112+(289-149)=252610+252-75=787363-(490-153)=26962-(881-415)=496646+(610-371)=885919+802-350=1371491-(106+375)=10276+652=928659-100×2=459900-(327+151)=422383-(310+25)=48309-(288-197)=218864-681-144=39747+888+884=2519897-467-335=95117+496=613300×2=600204×3+611=1223179×4-445=271513+835+391=1739572+(450-59)=96328×4+215=327965×(274-266)=7720340+608+210=1158767-465-273=29153+(997-898)=252948-(992-826)=782195-(29+23)=143651×4-445=2159291+(500-475)=316224-(820-780)=184375-(36+155)=184626+105=7313/5-1/5=2/5592×8=473689×4=356137×(87-80)=959889-68=821268-155+152=26599-20+322=40179×3-20=217178+79=257725-576-49=100124×(268-264)=496750-346-389=15218-(701-558)=75867×7=6069367×4-511=957206+210-382=34438-29×4=322407×2-20=794694-(646-450)=498801+485+621=190767+26×6=223310-81-77=152433-97=336675-174+573=1074261-74+151=338955-(759-651)=847463-31-242=19079×(39-35)=31634+(242-16)=26084×8+167=839480-61×2=358395×2=790395×2-653=13726-13=13640+817-839=618427×2+574=1428268-122=146318-140+91=269294×(329-326)=882195+154-242=107335+15×6=425250-237=1390-(421-391)=60267-201=66982-271×2=44076×9-20=664649+(699-260)=1088160×(476-470)=960954-332-301=321409-324+409=494526×(637-629)=4208322×3-592=374994-783+679=890602-(580-158)=180194×3-294=288618-(658-446)=406273+174-100=347324+351+243=918383-236=147450×2-327=573633+403+674=1710408-(335-224)=297168-(442-388)=114609+354-956=7433-19×4=357367-139-223=553+552+243=848104×9+508=1444239+817-848=208878-(83+481)=314616-93=523458-(122+298)=3897×7=67953×4-96=11678×7+107=65380×6=480696-(190+247)=259275-27+67=315147-(339-310)=11881×3=243256+817-538=53585-(112-49)=22471-(255+130)=86457-400+411=468300×7=210088×8-333=371413-123+55=345146-(25+88)=33653-551=10260-27+445=478222+159=381981-738=24342×(398-390)=3366/10+2/10=8/10940-131=809176+240=41675+326+61=4622/8-1/8=1/8351-(573-323)=101394-114-239=41709×(191-186)=3545205-32+228=401704+464×2=1632345×3-438=597858-(489+292)=77300+155=455121×(351-345)=726219+83=302200-(357-350)=193451-(82+203)=166206×4=824386-376+25=35599+188=787422×(207-201)=2532343+448+151=942340+(391-128)=603175+(442-128)=489476-16=460930+286-451=765332-44=28849×6=294659-(444+19)=196667×3-740=1261486-385=101869-264+228=833376-167+68=277377+655-658=374299×9-620=2071784×(705-701)=3136686-144×2=398372×2+460=1204382-335=47676-413+726=989573-244+205=5343/6+2/6=5/6503+779-77=1205972-632-315=2552+20×4=132446×(789-781)=3568176+437+59=672205-(362-244)=8728+355-225=158696-(140+256)=300416-50×3=266315+33×6=5132/4-1/4=1/437×7+981=12403/6-2/6=1/6866-164-513=189776-688+954=1042255×8=2040417-(159+145)=113167-(321-284)=130151×3+44=49760+352=412231×3=69349+192+863=110418×(68-63)=90283+137-115=305346×6-434=1642374+362=736948-252=696379+138-36=481383×2+86=852510-307=203150+13-94=69188-51+763=900854-645+32=241785+(606-173)=1218665-24×8=473158×3-69=405809-392+342=759337-(316+11)=10382×4-769=759489×2=978362+(352-255)=459261+875=1136719+260×2=1239115×8-552=368664-(402-328)=590774×8-676=5516145×(755-752)=435179+88×8=883369-38×6=141459+(264-53)=670167+116×4=631411-(115+242)=54514×5=2570388×(254-249)=1940243-242+329=330792×2=1584379-170×2=39269×(523-517)=1614801+591=1392435×2-161=709949-393-443=113175+(237-178)=234895-(500+84)=311274+527=80135×2=70407-355-39=13480×(83-80)=1440441×3=1323482-382-47=53276-16×8=148634-199=435184×3=55271×(418-410)=56889-(171-96)=14493-177×2=139167+124-28=263794×7-709=484956+284=340834-101×8=263/8-1/8=2/8246+(906-12)=1140360+35×3=465526-(115+369)=42679-297=382263-(373-332)=222116+62×8=612189+623=812228×4-768=144762-(535-516)=743315+98=413400+(395-22)=773997-197+980=178018+265-74=209386+(609-541)=454427-206-90=131226+(250-201)=275313-(358-70)=25344×2-52=636490-16-411=63448×6=2688103×(103-100)=309827+(932-477)=1282112+345=457245-118+230=357443-11×8=355377+755+151=128333×(397-390)=23170+117=187343-144-140=59445+(569-245)=769144+527+246=91748×4+320=512436×(422-413)=392421+513+450=984648×(765-761)=2592422+269=691232-(470-409)=1713/7+2/7=5/7361+349-385=325818-389+176=605271+(314-222)=363478-349+277=40647×(183-175)=376859+603=1462322+116-195=243346-73×3=127644+689+287=162078×8+217=841113×2=226274+178+51=503116×7+581=1393218+(604-496)=326250-192-45=1340+89+485=614750+(525-50)=122571+286-133=224276+128-86=318216-152+705=769532×8=425615×(500-491)=13547+172×5=907473-224-155=94112×(64-58)=672827-(463+203)=161423-(14+257)=152253+553-401=405475-331=144331-189=142322+903+563=1788375-(58+10)=307295×3=885269+170×3=779469-(362+102)=5923-(51+120)=752792-397+454=849163+218-69=312966-529=437545×8-25=4335419-26=39359+882+70=1011193×4-70=702118×(251-248)=354726-519-17=190362-(382-93)=73794-382×2=3048×(766-763)=144820-(97+640)=83914-(524-132)=522201×4+170=974254+(454-192)=516155×5-522=253260×(31-28)=780203+168=371294+185-79=40079+168-36=21178-28×2=2226-24+274=276353+(989-640)=702291-111+260=440677-242-53=382260+697-366=591182+140×4=742456-251-119=86342×4=1368935+480-155=1260112×6=672297+31×6=483629-434+396=591341-22×5=231341-213=128608+(750-676)=6823/8+2/8=5/83/8+5/8=1881-871+245=255215-33-177=52/3-1/3=1/3731+650=1381999×(882-875)=6993188+34+742=964242×6=145223+83×9=770139-82=57439-(23+248)=168189-150=39246-(76+97)=736/9-3/9=3/918×4=72459+(877-80)=1256340-132+226=434461-105-328=28642+144×2=930646×(670-663)=45224/7+2/7=6/761-45=16836-(520-493)=809165×6-919=7192×2=184267-154=113525-42-225=258174×(358-353)=870252-117+324=459426-34×3=324964-(616+315)=33292-192=100253+184=437104×(357-349)=832130-(325-274)=79629-60×8=14970+151=221711×2=142295×9=855230+591-595=226104×3=312334-(33+134)=16755+812+60=927352-(525-179)=6677×6-577=3485913-674=2393/8-2/8=1/8220+77=29777+14=91231-49×3=84313+(281-160)=434833×(858-855)=2499461-34×4=325883-76-184=623779-108×6=131208+442=650153+462-425=190425-(303-134)=256634+584+335=155348×(84-80)=19221+51=72393-53=340398+42-323=117682-(178+388)=116412×8-318=2978455-(15+419)=21300+(824-17)=1107202+69=271749-357-384=8846-62×8=350320+169=4894/7-2/7=2/7423-10-297=116135+198+335=668429-182+41=288283+997=1280566×8=452883×8=664123+115-53=185213+(465-386)=292100×(415-412)=30055×9+728=1223272+34×2=340135-22×6=3120×7=84098+173=271811-(132+525)=154195-(101-39)=133428-17-24=387286-34×4=150921+190+11=112211×(313-309)=4434×6+136=340472-311-55=106464-85-17=362463+306=769176+47=223459+(440-149)=750716-(954-859)=621404-311+142=235341+104×6=965887-408×2=7194×5=470287+697=984394×(613-609)=1576274-(24+193)=57791-290×2=211982+(976-487)=1471639+(735-348)=1026683-307=376534-161-167=206693×5-73=3392756-108=648792+(868-736)=924179+277×2=733160+16-62=114416-(398-264)=282628-(851-623)=400840+631=1471387+73=460982-(141+301)=540328+(397-86)=639247-178+349=41884×8+932=1604445×8-904=2656300+367=667101+75+670=84635+(687-328)=39469×5-253=9289-89+232=232775-120×6=5575×7=52573+608+192=8734/7+3/7=1479-371+346=454249+(147-129)=267277+(413-394)=296170-152=18202+157-38=321447-(287-108)=268230×3+534=1224655×4-810=1810480-242=238668-81=587438+163+137=738293-51-120=122848-(732-434)=55063×6+300=678384+73×3=603747×(537-529)=5976998×9=8982767-178×2=411870-(703+65)=102666-542-63=61150-34=116759-(905-615)=469121×(544-538)=726679+620+613=1912235×4-151=789598-177-49=372434-142=292131+35=166173-(433-397)=13737+63+105=205383-270+231=344367-34×4=231165+860+585=1610295+214×3=937191×5-566=38934+242-109=167474+224+87=785189-(339-336)=186893-893+128=128826×(333-327)=4956196+177+111=484249×2=498911-752=159215-11=20470+500-41=529254+(116-48)=32297-15×6=7641+845=1486465-242=2231/4+3/4=1483+61+997=1541893-71=822101×9+943=1852472-24×4=376218×2=436498+(193-74)=617491-(418-224)=29734×6=204492-84+57=465817×7=5719227×4-530=37887+268-78=277255+164-196=223434-(252+36)=146374+27-377=24149+686+817=1652310+146-241=215843-604=239265×2=530219×2+523=961371-299=7238+261-105=19430×(125-119)=180882+709-37=1554809+99-623=285481-358-111=12207+123+281=611304×(437-434)=91256+90+740=88671+226=297558×6-937=2411101+380=481178×3=534153+269-78=344234+80=314103×8=824747+374-873=248180×(221-218)=540176-(59+56)=61198+11+450=659501×7-268=3239999-(837-151)=313123×7-319=542428-23×9=221286-111-94=81764×6-414=4170272-261+105=116809+430×2=1669135×3+87=492747-350+25=422335×9=30151/9+5/9=6/9374-275+252=351558-316+709=951351+195+168=714156×6-498=438437+(435-96)=776830-119×3=473391-123×2=145395-(119+120)=156220×2=440322+528-624=226479-133-98=248607+53+923=1583698-(749-143)=92599-(442+115)=42454-436+347=365319-63+148=404942-429×2=8422-(69-60)=13778-(109+84)=585162×(400-396)=648383-(14+117)=252465-109×2=247635-75-69=491504+260+45=809667-(626-48)=89254+449+230=933226+160-149=237237+(750-595)=392454-120×3=94593+215+49=857709-24×3=637117+(191-66)=242564+679+224=1467765-80+436=1121355-(281-139)=213800+701-459=1042225×4-722=17889×4+480=836891-448-439=4526-230×2=66930-350-220=360871+778+900=2549241×3=723887-721=166392-245-140=7851+575-558=868401-(117+257)=27569×3-168=153953+(200-84)=169628×6=3768358-(21+279)=58209-189+191=211544+(420-42)=922333-(347-319)=305695-537-35=123295-278+324=341414+109=523250×4-471=529809+232×4=1737306-61=245229×7=1603291×(732-726)=1746634+55×6=964312-208-38=661/6+4/6=5/6944-162-584=1985/8+2/8=7/8350-88×2=174241-215=26347-(258-107)=196147×(957-951)=882372-(370-148)=150422-(614-220)=28358-217=141164+234+464=862499-469=30995-(681+281