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538-48+377=4/9-3/9=47×(865-860)=159+258=849-208-476=404-130+23=4/6-2/6=157+55-23=507×(792-789)=471+58×3=482-61-188=880+456×2=3/6+2/6=701+720=921×6=510-178-37=478-14×7=3/8+2/8=733+646-82=499-27=410×2-444=198+183+78=203+(217-123)=270+163-337=161+309-316=48×9+796=486×6=540-(58+154)=227+107+314=51+86=87×5=389-232=450-158-18=865-(762+63)=78×6-457=497-(663-577)=719-103+423=702+184+15=121×8-901=819+323=838-535=348-148-16=108+45-84=454-(357+20)=735-452=887+(711-207)=236+208+174=444-(457-406)=61×(377-373)=120×(462-455)=645+123+205=405-171-51=103×8=178+155=625+680=276+68×6=325-(121+86)=532×9-847=390-47×4=51+(628-103)=176×5+746=587×(260-253)=200-36-131=764×(83-75)=849-(933-223)=651-(218-137)=261-(194+19)=314-(365-252)=224-31-13=218-20+40=828-485-119=221×4=900-473+791=103×5=476-(401-238)=242+179-30=194×(30-25)=175×5-825=498-210-63=574-(172+33)=735+20×4=964-(799-385)=290×(886-879)=444-(106+136)=776×(777-768)=548-83+21=298-24-63=319+981-542=362×(477-471)=334+(933-882)=961+153×3=130+169=641+534-105=845-35×4=860+744+92=968-914=192-55+240=16+15×2=373-(46+79)=447+446-19=875-262+84=764-649=548+(608-146)=922×6=280-38=98×(450-441)=198-(473-380)=610-258=424-15-26=742×6=64+224-183=471+255+818=548+(505-456)=278-191=148-(268-202)=259+235-257=3/5+2/5=664+92×4=786-33-647=498-(186-30)=97×7=752×5-707=418-240=913-117=239×3-697=448-(77+310)=538+(487-46)=910-38×3=191+276=5/8-1/8=358-58×2=455-(177+127)=50×2+557=483×5=347+(952-639)=256+74×2=616-367+902=375-(24+110)=426-(136+148)=945-(936-861)=431×2+226=98×3-85=849-200×4=646-128-470=133+(299-295)=733-(158+500)=143×2=295-47+964=25+122=346+124=516×5-936=939+164×4=92×8+231=711×4=915-(587-359)=1/7+3/7=685+538=729-629+484=230×2+446=137+724+70=488-74-370=644-341+442=181×3=467+669-239=440-87×3=432-(404-10)=245+222=425×9-358=113-(478-424)=181-36×2=110+372-343=895-11×4=334-171+42=172+(445-305)=822+404-316=222+767-262=134+258+303=411×2+16=308-(384-161)=48×7+58=804+455×2=225-(337-253)=764×5=466×2-159=50×(168-162)=550-86×5=587-241=808-10-727=678-(903-663)=236×(236-232)=53×4=388+242×2=646-(123+234)=27×8=583-424=920-808=144+314×3=478+28+759=474-(397-120)=156×(179-172)=456-356=340×4=138+189×3=211-192+821=552×3=110×7-208=610+295+42=40+378×2=304-186+206=985-(122+236)=91×(488-481)=73+316=798+459=371-61-297=934-(92+24)=122+116=119+48×4=410-104=102-82=499-298+395=362-(91+151)=306×5-496=458-76-71=207-15-139=40-(195-188)=571-149×3=300-67×3=670+969-140=139+666+471=83×7-491=119+(490-146)=480+95=839×2=979-354+250=981+321+217=143+179=332×(48-43)=815-(670-382)=511+219+553=124+87=451×(259-253)=170+45=667+56-509=10+134-102=32×6+726=828-(351-71)=676-188×3=30×(88-84)=277-260=248+193=183×(375-366)=456×2-465=383-12×7=185×2=18×6+517=834-433=338×2-610=400-233=92×(318-311)=184×4-734=652-31-392=756-(140+381)=576-354=450-(35+68)=3/7+2/7=102×(168-162)=125+258-362=164-83=466-88=60×8+768=334-132=77+376+233=170+136=588+174×3=312-237=637+837+645=386+200-458=940-607-185=828×(373-364)=743-198×2=104+426=290-(397-299)=499-(274+210)=895+(670-430)=3/6-1/6=881-538-256=45+258+742=105×5-162=171-37×4=251-(324-227)=742+206+268=442-(228-172)=214×2-285=853-381×2=211-42=192+807+746=276×(479-476)=377+79-347=999+(906-677)=229+69×5=486+490=173×3=123-(378-309)=775×5=263×3+102=431-278+138=967-175=913-48×6=2/6+3/6=231+985=955-(43-20)=840+731-499=119×(349-345)=794-719=2/3-1/3=321-(26+115)=152-98+69=15×4=232-49=763+937=320×3-574=453+(342-31)=457-81×3=249+179-228=412-54×4=566+632-384=829×4-326=373-262-80=613×7-566=386-(252-56)=81+(935-430)=181×(380-375)=747+312+887=435-159+191=934+621+355=543+825-863=265+498=551-535+482=415+(875-464)=932-(928-476)=35×6+146=907+(823-311)=854-51=27+(499-456)=52+117=406-221+173=448-130-203=536+214+30=66+144×6=144×(414-411)=141×(139-133)=865+(639-299)=389-111-136=445×2-482=41-28+441=375+(218-51)=22+194+628=44×(188-181)=203×3-370=731-(125+336)=640×(756-753)=87+310-84=860-240+649=248+190+343=61+79+399=175+(305-199)=104×(451-443)=789+462+719=401+37-186=27×2+385=173+611=28×3=863×(640-631)=467-433+166=723-(468-188)=246-(202-165)=201×(934-929)=800-555+133=461-88×3=691+99×7=200+317-151=897-(854-236)=268+(378-57)=200+160=699×(401-395)=316×2+314=495+(868-589)=427+98=176×6-661=808-93×2=772-80×9=872-38-723=173×9=36×5=21×(396-387)=126×6-749=569×(945-942)=459-374+104=336×4=477×3-256=900×(742-737)=843-555=699+378-342=93+237=961-783+495=107×9=362×2=187-50×3=409+46×5=814-24×7=280+275+376=153×4=12×6=60×3=398-107=298-63×3=913+866-690=288-259+288=195+(479-339)=947-(788+52)=300×3+150=345-156=471-(159-106)=270-86=416-41=166×3+242=158+(437-404)=125×8-966=666-16=485+(310-197)=442-258-168=25+50+779=305-249=605-(277-164)=408×9-414=95×5+38=749-(250+208)=222+125=265+516+222=753-(83+340)=152×3+448=418-(112+56)=326-229=666×(415-412)=318-51-139=251+(463-202)=865-(420+26)=868×8=749-(242-87)=220-20×5=914-792=313+(925-264)=278+55=966-150-431=303-(412-171)=110×6=487-28×5=861×5-815=497-(398+24)=262-47×2=838-(301+92)=251+778=321+299=468-30×6=278×3-616=384-168+215=69+579-82=292-143=618+176=234-112=497+(388-356)=320-260+440=734-217×2=713-15×3=175+132=416×2=740+233+26=208+121-282=476+70+692=4/10+5/10=225×4-674=104×(21-12)=63-28-15=899-348=225×4-353=334-(318-156)=284+107×4=103×9-39=541+899-870=84+836+626=630-551=470+(850-257)=258+485-195=389-165-175=264+151=461-(158+11)=382-(188+66)=237×6-438=107×7-469=150+807-476=166×(85-80)=156×(373-367)=944-288-86=805×5-50=190+(484-124)=586-45-520=886×5-422=208+770+98=82+384-209=289+263+321=757-228-212=222+265=181+669=496×2=186+78-146=470×(687-680)=352-90=980+(836-472)=199+773=894×7-514=91×(40-37)=6/8-1/8=179+279+505=537+197=30+258+439=481+(500-53)=951-(281+125)=79+(310-181)=767×3=60+123=108+297+243=80×(479-475)=42+216=431-292+226=435×9-618=10×3+305=412+(447-128)=705-276+274=455-157-279=206×9-458=407+804=153×2=162×(438-435)=76+(411-363)=726×5=698-(120+231)=48+367+503=277×5-336=343-208-103=324-63×3=102×6=169+35×9=847-(37+143)=7/10-1/10=160+186=294+(369-293)=5/10-2/10=398+80-175=864+51+67=891-872+112=270+98-340=238×(150-147)=757-23+313=231+21-173=122+(434-296)=260-(86+163)=722×3=250-(391-249)=216+84-292=313-208-75=477-119=478-75×3=616-453+435=479-283+255=556×(611-605)=258×(418-414)=554-318+361=163+57=348-(43+191)=199+269=384-230=650-(562-54)=281+52-47=580+303+85=286-(88+122)=470+154×3=441-34×7=879+865=383+621-110=172+(819-563)=677-155-228=282-15-92=490-442+285=762+610-988=486+671-459=768-494=52+178=767+764-665=348×2+297=810-191-356=273+327+364=162×9=297+192=126×4=826-(32+148)=211-54×2=38+173×3=408-10×9=189-10+54=380-(243+74)=489+(639-459)=803×2-567=64×2+473=616+164=709+115+309=837-357=961-594-326=1/3+2/3=220+(398-13)=52+(215-198)=642+(645-542)=184×9-344=292-79-26=308-(12+85)=627-166-187=177×4=291-291+349=152+332=453-149-129=4/9-1/9=224-120+267=371-(803-720)=445+101+61=988-889+725=124×4=291+(430-141)=37×4+420=246-43×4=71×9-317=756-200×2=160+(355-52)=497-147-102=456-104+104=65-23-22=431-71-286=31+(561-13)=117×3+926=473-(162-117)=490-(297+20)=847-80-556=956-212+35=95-17=282-49-111=239-189=572+358+647=440-(221+114)=565+104×3=213-11-198=547×6=67×(481-476)=590+(438-222)=27+174-131=166-(206-45)=939×5=813+620+84=324-56=345×5-104=541×(878-871)=104×2+296=192+596=848×(893-888)=843+270=166-17+26=701+(334-85)=615-36=855-505=332-11×7=14×4+21=854×(354-348)=72×(130-121)=992-24×2=475-24×6=241+164-363=865×6=934-(949-633)=440-(241-183)=32+425-335=499-133×2=844-(748+74)=806-(436+244)=261+(601-496)=111+280+114=725-587+600=162+(163-16)=730×2-989=845-(846-147)=420-380+47=268×(342-339)=903-637-124=141×6-541=241×3-579=2/4-1/4=110×4=332×6-555=362-218+311=35+(204-190)=416+221+873=34×5=82×2=408-(330+17)=806-274-307=381-64×4=200+98=972-140×4=257×9-512=317-115+142=500-134-301=140+(638-119)=873-(455+351)=166-114+215=31+(901-664)=139×7=591-226+518=472-150-170=453-354=140+73+284=162-129=28+311×3=161×(338-332)=178+93+422=247-211+252=166+66+149=72+114-186=204+58-251=4/6-1/6=95+265-18=646+152×6=198-(66-23)=401-32×8=114+209+306=660-394+734=328-(50+44)=469×2-53=507-304-91=347-15×4=450×2=4/8+2/8=486+(304-179)=336-244+155=5/8+2/8=491×2-477=955-632-295=166×5+119=684×8-330=550-447+728=344×8-180=710-(440-76)=865-(699+77)=41×4=403-73-13=616-(11+497)=208+99-175=29×7-23=92×5+329=905-139×2=405+425=257-(478-395)=63-26×2=792-(714-239)=92×(114-105)=1/5+3/5=844-(816-351)=721-(487-63)=759-337=43×(50-42)=419+(105-75)=904+62+429=321-63×4=398-34-185=484-(307+74)=5/7+2/7=54+(658-351)=311-44=141-(29+59)=162+157+681=511×4-293=327+(370-142)=404-14×3=80×9+960=170×4=116-(128-107)=374-106+48=99+141=843-(942-378)=909+358-38=530-(790-765)=484-394=482+932-543=93+319+11=930-(197+224)=273-12×4=260×2-155=373+27×5=310-(455-194)=607+53+169=53+283-96=3/7-2/7=210×2=276-113+332=149-49+369=218+398+243=907-(215+280)=771-(521+157)=407-(187+171)=684×9-595=148-81+229=178+97×4=376-40×5=369×8=453-(196+228)=417-154-216=94×4=288-70×2=289×(804-796)=487-(159+181)=37×(242-236)=199×(304-297)=988-551=300+258×2=484×2=386-43×7=441+91-195=401-116=52+428-451=541-98×2=378+215+87=120×2+104=339-(381-64)=998-(206+345)=860-165-445=902-(980-495)=304+(378-269)=12+417+129=325-(348-192)=119-15×7=495-33×9=806-389×2=106+76=339+934+974=306×2=147+93+697=197+(308-229)=252+168-189=473-(426-301)=30×(253-248)=371-(313-221)=360+(246-105)=17×8-65=228+239-286=269-(141+90)=668-(232+226)=355-50×2=655-(612-413)=178+128=参考答案538-48+377=8674/9-3/9=1/947×(865-860)=235159+258=417849-208-476=165404-130+23=2974/6-2/6=2/6157+55-23=189507×(792-789)=1521471+58×3=645482-61-188=233880+456×2=17923/6+2/6=5/6701+720=1421921×6=5526510-178-37=295478-14×7=3803/8+2/8=5/8733+646-82=1297499-27=472410×2-444=376198+183+78=459203+(217-123)=297270+163-337=96161+309-316=15448×9+796=1228486×6=2916540-(58+154)=328227+107+314=64851+86=13787×5=435389-232=157450-158-18=274865-(762+63)=4078×6-457=11497-(663-577)=411719-103+423=1039702+184+15=901121×8-901=67819+323=1142838-535=303348-148-16=184108+45-84=69454-(357+20)=77735-452=283887+(711-207)=1391236+208+174=618444-(457-406)=39361×(377-373)=244120×(462-455)=840645+123+205=973405-171-51=183103×8=824178+155=333625+680=1305276+68×6=684325-(121+86)=118532×9-847=3941390-47×4=20251+(628-103)=576176×5+746=1626587×(260-253)=4109200-36-131=33764×(83-75)=6112849-(933-223)=139651-(218-137)=570261-(194+19)=48314-(365-252)=201224-31-13=180218-20+40=238828-485-119=224221×4=884900-473+791=1218103×5=515476-(401-238)=313242+179-30=391194×(30-25)=970175×5-825=50498-210-63=225574-(172+33)=369735+20×4=815964-(799-385)=550290×(886-879)=2030444-(106+136)=202776×(777-768)=6984548-83+21=486298-24-63=211319+981-542=758362×(477-471)=2172334+(933-882)=385961+153×3=1420130+169=299641+534-105=1070845-35×4=705860+744+92=1696968-914=54192-55+240=37716+15×2=46373-(46+79)=248447+446-19=874875-262+84=697764-649=115548+(608-146)=1010922×6=5532280-38=24298×(450-441)=882198-(473-380)=105610-258=352424-15-26=383742×6=445264+224-183=105471+255+818=1544548+(505-456)=597278-191=87148-(268-202)=82259+235-257=2373/5+2/5=1664+92×4=1032786-33-647=106498-(186-30)=34297×7=679752×5-707=3053418-240=178913-117=796239×3-697=20448-(77+310)=61538+(487-46)=979910-38×3=796191+276=4675/8-1/8=4/8358-58×2=242455-(177+127)=15150×2+557=657483×5=2415347+(952-639)=660256+74×2=404616-367+902=1151375-(24+110)=241426-(136+148)=142945-(936-861)=870431×2+226=108898×3-85=209849-200×4=49646-128-470=48133+(299-295)=137733-(158+500)=75143×2=286295-47+964=121225+122=147346+124=470516×5-936=1644939+164×4=159592×8+231=967711×4=2844915-(587-359)=6871/7+3/7=4/7685+538=1223729-629+484=584230×2+446=906137+724+70=931488-74-370=44644-341+442=745181×3=543467+669-239=897440-87×3=179432-(404-10)=38245+222=467425×9-358=3467113-(478-424)=59181-36×2=109110+372-343=139895-11×4=851334-171+42=205172+(445-305)=312822+404-316=910222+767-262=727134+258+303=695411×2+16=838308-(384-161)=8548×7+58=394804+455×2=1714225-(337-253)=141764×5=3820466×2-159=77350×(168-162)=300550-86×5=120587-241=346808-10-727=71678-(903-663)=438236×(236-232)=94453×4=212388+242×2=872646-(123+234)=28927×8=216583-424=159920-808=112144+314×3=1086478+28+759=1265474-(397-120)=197156×(179-172)=1092456-356=100340×4=1360138+189×3=705211-192+821=840552×3=1656110×7-208=562610+295+42=94740+378×2=796304-186+206=324985-(122+236)=62791×(488-481)=63773+316=389798+459=1257371-61-297=13934-(92+24)=818122+116=238119+48×4=311410-104=306102-82=20499-298+395=596362-(91+151)=120306×5-496=1034458-76-71=311207-15-139=5340-(195-188)=33571-149×3=124300-67×3=99670+969-140=1499139+666+471=127683×7-491=90119+(490-146)=463480+95=575839×2=1678979-354+250=875981+321+217=1519143+179=322332×(48-43)=1660815-(670-382)=527511+219+553=1283124+87=211451×(259-253)=2706170+45=215667+56-509=21410+134-102=4232×6+726=918828-(351-71)=548676-188×3=11230×(88-84)=120277-260=17248+193=441183×(375-366)=1647456×2-465=447383-12×7=299185×2=37018×6+517=625834-433=401338×2-610=66400-233=16792×(318-311)=644184×4-734=2652-31-392=229756-(140+381)=235576-354=222450-(35+68)=3473/7+2/7=5/7102×(168-162)=612125+258-362=21164-83=81466-88=37860×8+768=1248334-132=20277+376+233=686170+136=306588+174×3=1110312-237=75637+837+645=2119386+200-458=128940-607-185=148828×(373-364)=7452743-198×2=347104+426=530290-(397-299)=192499-(274+210)=15895+(670-430)=11353/6-1/6=2/6881-538-256=8745+258+742=1045105×5-162=363171-37×4=23251-(324-227)=154742+206+268=1216442-(228-172)=386214×2-285=143853-381×2=91211-42=169192+807+746=1745276×(479-476)=828377+79-347=109999+(906-677)=1228229+69×5=574486+490=976173×3=519123-(378-309)=54775×5=3875263×3+102=891431-278+138=291967-175=792913-48×6=6252/6+3/6=5/6231+985=1216955-(43-20)=932840+731-499=1072119×(349-345)=476794-719=752/3-1/3=1/3321-(26+115)=180152-98+69=12315×4=60232-49=183763+937=1700320×3-574=386453+(342-31)=764457-81×3=214249+179-228=200412-54×4=196566+632-384=814829×4-326=2990373-262-80=31613×7-566=3725386-(252-56)=19081+(935-430)=586181×(380-375)=905747+312+887=1946435-159+191=467934+621+355=1910543+825-863=505265+498=763551-535+482=498415+(875-464)=826932-(928-476)=48035×6+146=356907+(823-311)=1419854-51=80327+(499-456)=7052+117=169406-221+173=358448-130-203=115536+214+30=78066+144×6=930144×(414-411)=432141×(139-133)=846865+(639-299)=1205389-111-136=142445×2-482=40841-28+441=454375+(218-51)=54222+194+628=84444×(188-181)=308203×3-370=239731-(125+336)=270640×(756-753)=192087+310-84=313860-240+649=1269248+190+343=78161+79+399=539175+(305-199)=281104×(451-443)=832789+462+719=1970401+37-186=25227×2+385=439173+611=78428×3=84863×(640-631)=7767467-433+166=200723-(468-188)=443246-(202-165)=209201×(934-929)=1005800-555+133=378461-88×3=197691+99×7=1384200+317-151=366897-(854-236)=279268+(378-57)=589200+160=360699×(401-395)=4194316×2+314=946495+(868-589)=774427+98=525176×6-661=395808-93×2=622772-80×9=52872-38-723=111173×9=155736×5=18021×(396-387)=189126×6-749=7569×(945-942)=1707459-374+104=189336×4=1344477×3-256=1175900×(742-737)=4500843-555=288699+378-342=73593+237=330961-783+495=673107×9=963362×2=724187-50×3=37409+46×5=639814-24×7=646280+275+376=931153×4=61212×6=7260×3=180398-107=291298-63×3=109913+866-690=1089288-259+288=317195+(479-339)=335947-(788+52)=107300×3+150=1050345-156=189471-(159-106)=418270-86=184416-41=375166×3+242=740158+(437-404)=191125×8-966=34666-16=650485+(310-197)=598442-258-168=1625+50+779=854305-249=56605-(277-164)=492408×9-414=325895×5+38=513749-(250+208)=291222+125=347265+516+222=1003753-(83+340)=330152×3+448=904418-(112+56)=250326-229=97666×(415-412)=1998318-51-139=128251+(463-202)=512865-(420+26)=419868×8=6944749-(242-87)=594220-20×5=120914-792=122313+(925-264)=974278+55=333966-150-431=385303-(412-171)=62110×6=660487-28×5=347861×5-815=3490497-(398+24)=75262-47×2=168838-(301+92)=445251+778=1029321+299=620468-30×6=288278×3-616=218384-168+215=43169+579-82=566292-143=149618+176=794234-112=122497+(388-356)=529320-260+440=500734-217×2=300713-15×3=668175+132=307416×2=832740+233+26=999208+121-282=47476+70+692=12384/10+5/10=9/10225×4-674=226104×(21-12)=93663-28-15=20899-348=551225×4-353=547334-(318-156)=172284+107×4=712103×9-39=888541+899-870=57084+836+626=1546630-551=79470+(850-257)=1063258+485-195=548389-165-175=49264+151=415461-(158+11)=292382-(188+66)=128237×6-438=984107×7-469=280150+807-476=481166×(85-80)=830156×(373-367)=936944-288-86=570805×5-50=3975190+(484-124)=550586-45-520=21886×5-422=4008208+770+98=107682+384-209=257289+263+321=873757-228-212=317222+265=487181+669=850496×2=992186+78-146=118470×(687-680)=3290352-90=262980+(836-472)=1344199+773=972894×7-514=574491×(40-37)=2736/8-1/8=5/8179+279+505=963537+197=73430+258+439=727481+(500-53)=928951-(281+125)=54579+(310-181)=208767×3=230160+123=183108+297+243=64880×(479-475)=32042+216=258431-292+226=365435×9-618=329710×3+305=335412+(447-128)=731705-276+274=703455-157-279=19206×9-458=1396407+804=1211153×2=306162×(438-435)=48676+(411-363)=124726×5=3630698-(120+231)=34748+367+503=918277×5-336=1049343-208-103=32324-63×3=135102×6=612169+35×9=484847-(37+143)=6677/10-1/10=6/10160+186=346294+(369-293)=3705/10-2/10=3/10398+80-175=303864+51+67=982891-872+112=131270+98-340=28238×(150-147)=714757-23+313=1047231+21-173=79122+(434-296)=260260-(86+163)=11722×3=2166250-(391-249)=108216+84-292=8313-208-75=30477-119=358478-75×3=253616-453+435=598479-283+255=451556×(611-605)=3336258×(418-414)=1032554-318+361=597163+57=220348-(43+191)=114199+269=468384-230=154650-(562-54)=142281+52-47=286580+303+85=968286-(88+122)=76470+154×3=932441-34×7=203879+865=1744383+621-110=894172+(819-563)=428677-155-228=294282-15-92=175490-442+285=333762+610-988=384486+671-459=698768-494=27452+178=230767+764-665=866348×2+297=993810-191-356=263273+327+364=964162×9=1458297+192=489126×4=504826-(32+148)=646211-54×2=10338+173×3=557408-10×9=318189-10+54=233380-(243+74)=63489+(639-459)=669803×2-567=103964×2+473=601616+164=780709+115+309=1133837-357=480961-594-326=411/3+2/3=1220+(398-13)=60552+(215-198)=69642+(645-542)=745184×9-344=1312292-79-26=187308-(12+85)=211627-166-187=274177×4=708291-291+349=349152+332=484453-149-129=1754/9-1/9=3/9224-120+267=371371-(803-720)=288445+101+61=607988-889+725=824124×4=496291+(430-141)=58037×4+420=568246-43×4=7471×9-317=322756-200×2=356160+(355-52)=463497-147-102=248456-104+104=45665-23-22=20431-71-286=7431+(561-13)=579117×3+926=1277473-(162-117)=428490-(297+20)=173847-80-556=211956-212+35=77995-17=78282-49-111=122239-189=50572+358+647=1577440-(221+114)=105565+104×3=877213-11-198=4547×6=328267×(481-476)=335590+(438-222)=80627+174-131=70166-(206-45)=5939×5=4695813+620+84=1517324-56=268345×5-104=1621541×(878-871)=3787104×2+296=504192+596=788848×(893-888)=4240843+270=1113166-17+26=175701+(334-85)=950615-36=579855-505=350332-11×7=25514×4+21=77854×(354-348)=512472×(130-121)=648992-24×2=944475-24×6=331241+164-363=42865×6=5190934-(949-633)=618440-(241-183)=38232+425-335=122499-133×2=233844-(748+74)=22806-(436+244)=126261+(601-496)=366111+280+114=505725-587+600=738162+(163-16)=309730×2-989=471845-(846-147)=146420-380+47=87268×(342-339)=804903-637-124=142141×6-541=305241×3-579=1442/4-1/4=1/4110×4=440332×6-555=1437362-218+311=45535+(204-190)=49416+221+873=151034×5=17082×2=164408-(330+17)=61806-274-307=225381