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645-(151-126)=181+115-154=14+(291-188)=71-14×4=192+257-199=122+261+418=311-39×2=51×4=437-25-103=633+508=416-142×2=925+(973-365)=454-(290-195)=43+179=219-14+246=423-254-125=421-(71+196)=431+569-561=778×(25-21)=705×6-391=742+708-294=433-106×3=492-397=837-12×6=93×(496-492)=428-(71+201)=443-(459-276)=996-(490-50)=382+612+250=500×9-601=392+(282-55)=702-(694-218)=484-481+175=260+345+712=56×(498-492)=362×7=240+683+587=438-18×5=791×(790-784)=707-(429-315)=127+689=2/5-1/5=363-346=544-376=276-(76+109)=259-15×5=833-384=343-20-314=303-(441-174)=433×3-693=585-182+639=349+(430-71)=978-224×4=598-(298+46)=524+791-562=224-101-112=124+95+19=638-450=466-(12+299)=763-(823-750)=361-20×3=669×9-408=716-623+706=991-70×9=471×2-718=148×5-415=441-(406-146)=69×6-134=337+137×5=58×3+141=180×(304-299)=198×3+274=330+79=639+485-711=261-207=290-(389-188)=426-(183+232)=196×2+434=324+40×3=127+171×4=44-28=606+173×5=128+369-123=631-(595-38)=263-(165-55)=480-(391-261)=402-(401-280)=429+21-266=67×(433-427)=894-159-215=885-761-117=93×(300-292)=770+431=459-245=296+180×3=315+843-157=313+144-374=150+(750-240)=149×(228-222)=182+11-137=324+138=821×5=140+186+281=257-158+164=86+120=324×2+203=702-610=262-181+95=887+(785-199)=264+139+140=280×3=295+337=963+296-656=450-16-264=18+36×9=20×(158-153)=76×2-134=798-231+499=916-180-184=79×6+222=654-455+252=244+(537-22)=993+87×6=458×2-89=75+(466-423)=172+122=457×2=55×6+564=119×3+518=289×(391-388)=34×2+97=448×(465-459)=335×(491-482)=956-(390+399)=315+34-23=96+316=461-425=252+693-188=790-126-390=751+207-90=327×3=81×7=170×2+306=775+886-714=83×(93-84)=264×2+594=333-(300-31)=426-288=908+(839-137)=133-17×4=470-231-178=64×(368-361)=94×(451-448)=228-163+230=3/8+4/8=56+225-220=201+213=972×(533-525)=892-440=376-(188-44)=339×7-856=801+148×2=487-271=171×(347-344)=329×2-598=161×6-415=393-21×8=425-346+30=446-(235+155)=365-(331-228)=73+(415-100)=265-(138+119)=317×(558-550)=49+441-153=4/6-2/6=757+391+810=404+183+196=356-103+81=363-(248-145)=63×5+55=321×3=244-(212+30)=208×3=295-277=430-139=945-(452+231)=444-349+173=830×(569-561)=198×4=155×6-504=77+(169-168)=30+314-300=185+128=195+(834-583)=452-141×2=175+574+318=365-265+94=611+458-359=114×(240-232)=454-365-13=23×(474-471)=438-34×5=375-(463-163)=67×8+403=138×4=16×2+332=746-(323-195)=115+58=982-82×5=26×7+503=725×2-906=161×2+290=402-(394-103)=306×5-508=394-359=139×7-830=416-333=383+478+11=487-137-107=462-(149+77)=107+255-156=402-238+237=46×9=62+304=439-118-241=291-49×2=407-388=415-23×4=84×(332-327)=83×6=244-114=261-96+154=393+981+717=727-115×6=520+22+288=410+450×2=72×(898-893)=87-(194-179)=193-41=102+480+368=4/7-1/7=449-19=230-(435-390)=606×(795-787)=485×2=11×3+461=50+(714-58)=419-286=451+(787-734)=352+112=210+39=219-75+200=76×(150-144)=114×6+139=874-287-357=867+151×4=352×(517-511)=44+156-62=479+143+367=934-511=128-15=552-539+130=161+247+296=117+247×2=363+10×7=367-23×2=654×5-780=731+(831-324)=596+141+686=354×2=833+46×3=121+(863-110)=55+313-353=77+(290-79)=355×2=495-277=36+(198-32)=660+14+672=802-525=25+125+227=393×9-346=381-331=178+224=585+47+20=187+(422-162)=84×6+342=859-401-194=856×(984-978)=53+185=942-(371+372)=428+291=1/3+2/3=285+22+131=156+203×2=1/4+3/4=211+(889-447)=28×8=389+12-270=349-(94+113)=803×6=181×(66-62)=246+180-108=443-22=41+348+361=53+72=757-(150+535)=207+48=163-(306-237)=772-(923-439)=783-467-18=358+20+130=486-361=3/9+2/9=451+112=730-(933-412)=51+(279-145)=860+44+251=175×5-630=172-38-101=167+(366-58)=389-293-61=854×(805-796)=197-(159+30)=425+233×3=477-(46+13)=283-(882-696)=426×2=3/5-1/5=289-(328-269)=312+151=362-261+387=195+448=425-48-377=87×7+259=72×(722-716)=307×5-968=157-(14+105)=497+197×4=195-58-110=925-614+312=581+(823-87)=278-40-68=474-10=734-202-388=181-132+328=476-24×5=198+(403-35)=883-147-551=992×2=79×8-225=166+123×8=391+153=18×3=23×6+262=540×4=428-418+254=175+681+15=319-19×6=372-262+49=570-(33+493)=482-(63+195)=846-815+500=741-726+595=728+138=339+837=368×7=197×4-687=302-(60-18)=856-383=348-(79+264)=637×4=455-(164+25)=645-112-425=424-(49+220)=139-49+404=410-291+319=676×7=577-356+316=116+252+565=458-225=743-(175+259)=1/8+5/8=368+(408-341)=484+(311-283)=930-137-309=505-25-20=479+670-232=243×4-471=927+(492-349)=51-28+157=287-(117+37)=1/4+2/4=738×(939-930)=449+360+107=42×(114-109)=650-(195+294)=439+75×6=171×(119-111)=137×7-912=662×6-320=348+(369-268)=53+219×4=5/9-4/9=350+945=144+29-144=107×(444-439)=129+364=797-(718+29)=295-(104+137)=845-220-240=3/7+2/7=195+167+115=209-89×2=340+103-10=315-58-169=415-(274+67)=291+80+22=308+357-105=464-186+56=287-213=498-(117+127)=630×2-136=27×(648-642)=492-117×4=115×(321-315)=72+406=310-287+455=252×(412-406)=222+144-157=168+72×5=67×(482-476)=478-127-301=855-327=389-214+883=815+(957-214)=464-(466-427)=161+134=968-(608-414)=852+749-337=617+306+24=670-(89+154)=417×6-277=859+331=369-(312+46)=369×(298-295)=803-56×2=163+52×5=383×2-127=347×2+29=350×2=134+262=138+164=23×4=31+58-30=974×2=118+93-130=748+425-385=3/6-2/6=468-60=404×4-933=56×8-50=500-176+511=419+337+42=704×(721-715)=412+(278-237)=605-257+109=118+(392-100)=394+(391-331)=37+(337-22)=77+546+202=730+(802-633)=160×5-175=475-48×7=206×4-625=273+130-191=102+313-343=164-32×5=162+370×2=395-(116+170)=228-76-58=928×(21-18)=922-(78+109)=12×8=147+(204-35)=896×6-255=3/5+2/5=434-136-140=477-(209+235)=669×8-633=611-(174+180)=649+279=740×3-125=930-739-135=451-367+66=625-46×8=625+(258-51)=855-394-241=447-139+120=130×7=968-244-14=57×7+810=339-112+571=854+736-272=374+729-110=269+468+157=848+(991-733)=673-(331-57)=572-(268+275)=923-(174+239)=489+227=963-(715-304)=388+982+84=429-88-25=950-290-40=432×7-559=110×7=575-573+981=254×2+358=419-176-216=208-11×5=906-115=700-223+638=73×5-210=1/7+3/7=34×2=525-(40+136)=794+(831-509)=918+106×5=410×2=320-(436-406)=396-12=443×2-499=1/5+2/5=93×(901-892)=73×(318-310)=386-(35+106)=781-(531-193)=313-(87+143)=57+44=132-(25+93)=267-47-177=107+216+149=398+957+310=131×5-608=615×2-734=487+42×7=103×3=912×(136-129)=268+164×3=3/10+6/10=129-50×2=12×(295-287)=46×7+63=221+129=828-(521+225)=940+724-852=905×(260-252)=720+727+574=478-269+194=431+280+570=183+294=430-64×3=833-192-295=6/8-1/8=893×(199-190)=427+26-89=994+491-85=176×5-162=636+413=65+203+179=610×4-231=315+103=206+26+444=115×5-378=30-(111-82)=326-174-109=257-112+175=194+(405-23)=249-(104+66)=41×2=81×(371-363)=137×6-799=65×7-132=65+776-817=148+(484-226)=2/3-1/3=120×4+835=157+112+513=632-(967-843)=882+823+422=342-252=299+188-114=117-34+389=965-538=221+(364-143)=921-395-13=848-14×7=497×5-307=760+(471-257)=976-734=78+(230-161)=491-114×2=719×(825-820)=401×2-563=405-53×5=452-(162+254)=74+109=105-(20+42)=356-118=245-85×2=95×2-37=233-58-29=120+143=177+585-672=395+(295-264)=426-15×4=543-(404-123)=639-297+292=342-(377-48)=21+(159-105)=126×6=961+781+719=402-32-120=442+126×3=658-208-450=473-(158-110)=161×3=669×(894-888)=174+501+65=824-592=533-496=642-571=667-38=308×(463-460)=969×6=436-(944-891)=388+526-125=832+(829-387)=856×4=527+157-668=923-185-72=898+(752-277)=428-(365-163)=418+911+242=888+878-527=77×5=308+162-32=831-336=945+670=730-166+638=674×8=404-33×5=997-(291+439)=322-263=99+268=45+211×3=97-(178-125)=247-57×3=110+249=415-77×5=60-(203-169)=884-(277+585)=392-(75+250)=111×6=99×3+180=163-25+245=337-(611-297)=805+(639-326)=386+959-356=98+196=228+581+141=957-(718-335)=293-209=888-470+349=897-361=321+(450-269)=709-(13+86)=66×(398-391)=373+345+72=263-57×3=737-72×7=655-24×5=380×2+84=475-(456-376)=225-65×3=747+366=202×(450-446)=596-150=336+(179-87)=446+102=345-34×8=141×(391-388)=845+(813-179)=277-18=135×6-729=149×2=285×3=662+910-31=380×6=751+961-156=104×7-228=90×(178-174)=746-(235+241)=180-(194-89)=41×7+47=853-486=392+195-119=308-29×3=3/7-2/7=324+32+200=966-424+214=788+650+968=204-31×2=720+125=467-(245+146)=378×7-639=537-153×2=868-37×5=634+620-751=112+35=55×(254-251)=110×2=789-318+540=280-(335-91)=131+157-73=251-(495-389)=702+(279-41)=823-649-171=966-230+925=175×5=684-337=358-36×3=458-344+332=626+437=189+264+545=93×5=104×8-527=744-51+472=118×5=109+106+269=95+167-135=795+179×3=621+527=164×4=374-30=824-(407+12)=340+(292-274)=95+548=481-(438+13)=482-42×5=246-174=93×3+84=91+400+156=340-(364-79)=318+668+919=591-(506-371)=122+69=88×8-110=90×(491-487)=184-54-80=153-64-75=439-359=485×2-142=392-254-65=267-(798-646)=672-(28+181)=109×(79-73)=864×8-610=856×(817-810)=90×8=904+(322-321)=1/10+2/10=931-95×9=439×4=328+(303-147)=418-138+33=394+150×4=125+479+359=309-161-22=405-299+273=363-317=98+185-48=524×7-874=755×(625-618)=160-17×8=291-60-216=700-557+959=189+(389-188)=925-(67+715)=52+330+45=224+14-231=493+945+444=70-40=433-110×2=43×2=136+(763-274)=770+820=112+223=218-(380-323)=617-117×5=453+12+242=932-(975-296)=296-11-181=101+167=615-21×2=798-(227+363)=420-(319+58)=724-604+350=513-216×2=113-45=35×7=72+(397-51)=654+122=205×8-406=261×3=83-(871-858)=347×2=110+(120-85)=237-173-49=482-282+43=144+176=905-37+783=920×2=816-118-409=54+152-115=929-903+485=868+923+846=6/9-2/9=185-(191-126)=785-118×3=384-61+21=725×8=314-31×7=369×2=991×3=392-(355-78)=4/5-1/5=760-562=296-106-42=143×3+41=835-14×7=83+(711-38)=961-521-422=189-(471-366)=623×5-294=653-177-457=4/7-3/7=323-10×2=477-39-324=89-(197-166)=370-203-126=535+983-877=199-138+77=426+71-35=344×2-683=803+132+16=203+10×7=436-248-51=473×2-416=398-137×2=441-(200+26)=381+773+143=785-(666+103)=993-562+890=参考答案645-(151-126)=620181+115-154=14214+(291-188)=11771-14×4=15192+257-199=250122+261+418=801311-39×2=23351×4=204437-25-103=309633+508=1141416-142×2=132925+(973-365)=1533454-(290-195)=35943+179=222219-14+246=451423-254-125=44421-(71+196)=154431+569-561=439778×(25-21)=3112705×6-391=3839742+708-294=1156433-106×3=115492-397=95837-12×6=76593×(496-492)=372428-(71+201)=156443-(459-276)=260996-(490-50)=556382+612+250=1244500×9-601=3899392+(282-55)=619702-(694-218)=226484-481+175=178260+345+712=131756×(498-492)=336362×7=2534240+683+587=1510438-18×5=348791×(790-784)=4746707-(429-315)=593127+689=8162/5-1/5=1/5363-346=17544-376=168276-(76+109)=91259-15×5=184833-384=449343-20-314=9303-(441-174)=36433×3-693=606585-182+639=1042349+(430-71)=708978-224×4=82598-(298+46)=254524+791-562=753224-101-112=11124+95+19=238638-450=188466-(12+299)=155763-(823-750)=690361-20×3=301669×9-408=5613716-623+706=799991-70×9=361471×2-718=224148×5-415=325441-(406-146)=18169×6-134=280337+137×5=102258×3+141=315180×(304-299)=900198×3+274=868330+79=409639+485-711=413261-207=54290-(389-188)=89426-(183+232)=11196×2+434=826324+40×3=444127+171×4=81144-28=16606+173×5=1471128+369-123=374631-(595-38)=74263-(165-55)=153480-(391-261)=350402-(401-280)=281429+21-266=18467×(433-427)=402894-159-215=520885-761-117=793×(300-292)=744770+431=1201459-245=214296+180×3=836315+843-157=1001313+144-374=83150+(750-240)=660149×(228-222)=894182+11-137=56324+138=462821×5=4105140+186+281=607257-158+164=26386+120=206324×2+203=851702-610=92262-181+95=176887+(785-199)=1473264+139+140=543280×3=840295+337=632963+296-656=603450-16-264=17018+36×9=34220×(158-153)=10076×2-134=18798-231+499=1066916-180-184=55279×6+222=696654-455+252=451244+(537-22)=759993+87×6=1515458×2-89=82775+(466-423)=118172+122=294457×2=91455×6+564=894119×3+518=875289×(391-388)=86734×2+97=165448×(465-459)=2688335×(491-482)=3015956-(390+399)=167315+34-23=32696+316=412461-425=36252+693-188=757790-126-390=274751+207-90=868327×3=98181×7=567170×2+306=646775+886-714=94783×(93-84)=747264×2+594=1122333-(300-31)=64426-288=138908+(839-137)=1610133-17×4=65470-231-178=6164×(368-361)=44894×(451-448)=282228-163+230=2953/8+4/8=7/856+225-220=61201+213=414972×(533-525)=7776892-440=452376-(188-44)=232339×7-856=1517801+148×2=1097487-271=216171×(347-344)=513329×2-598=60161×6-415=551393-21×8=225425-346+30=109446-(235+155)=56365-(331-228)=26273+(415-100)=388265-(138+119)=8317×(558-550)=253649+441-153=3374/6-2/6=2/6757+391+810=1958404+183+196=783356-103+81=334363-(248-145)=26063×5+55=370321×3=963244-(212+30)=2208×3=624295-277=18430-139=291945-(452+231)=262444-349+173=268830×(569-561)=6640198×4=792155×6-504=42677+(169-168)=7830+314-300=44185+128=313195+(834-583)=446452-141×2=170175+574+318=1067365-265+94=194611+458-359=710114×(240-232)=912454-365-13=7623×(474-471)=69438-34×5=268375-(463-163)=7567×8+403=939138×4=55216×2+332=364746-(323-195)=618115+58=173982-82×5=57226×7+503=685725×2-906=544161×2+290=612402-(394-103)=111306×5-508=1022394-359=35139×7-830=143416-333=83383+478+11=872487-137-107=243462-(149+77)=236107+255-156=206402-238+237=40146×9=41462+304=366439-118-241=80291-49×2=193407-388=19415-23×4=32384×(332-327)=42083×6=498244-114=130261-96+154=319393+981+717=2091727-115×6=37520+22+288=830410+450×2=131072×(898-893)=36087-(194-179)=72193-41=152102+480+368=9504/7-1/7=3/7449-19=430230-(435-390)=185606×(795-787)=4848485×2=97011×3+461=49450+(714-58)=706419-286=133451+(787-734)=504352+112=464210+39=249219-75+200=34476×(150-144)=456114×6+139=823874-287-357=230867+151×4=1471352×(517-511)=211244+156-62=138479+143+367=989934-511=423128-15=113552-539+130=143161+247+296=704117+247×2=611363+10×7=433367-23×2=321654×5-780=2490731+(831-324)=1238596+141+686=1423354×2=708833+46×3=971121+(863-110)=87455+313-353=1577+(290-79)=288355×2=710495-277=21836+(198-32)=202660+14+672=1346802-525=27725+125+227=377393×9-346=3191381-331=50178+224=402585+47+20=652187+(422-162)=44784×6+342=846859-401-194=264856×(984-978)=513653+185=238942-(371+372)=199428+291=7191/3+2/3=1285+22+131=438156+203×2=5621/4+3/4=1211+(889-447)=65328×8=224389+12-270=131349-(94+113)=142803×6=4818181×(66-62)=724246+180-108=318443-22=42141+348+361=75053+72=125757-(150+535)=72207+48=255163-(306-237)=94772-(923-439)=288783-467-18=298358+20+130=508486-361=1253/9+2/9=5/9451+112=563730-(933-412)=20951+(279-145)=185860+44+251=1155175×5-630=245172-38-101=33167+(366-58)=475389-293-61=35854×(805-796)=7686197-(159+30)=8425+233×3=1124477-(46+13)=418283-(882-696)=97426×2=8523/5-1/5=2/5289-(328-269)=230312+151=463362-261+387=488195+448=643425-48-377=087×7+259=86872×(722-716)=432307×5-968=567157-(14+105)=38497+197×4=1285195-58-110=27925-614+312=623581+(823-87)=1317278-40-68=170474-10=464734-202-388=144181-132+328=377476-24×5=356198+(403-35)=566883-147-551=185992×2=198479×8-225=407166+123×8=1150391+153=54418×3=5423×6+262=400540×4=2160428-418+254=264175+681+15=871319-19×6=205372-262+49=159570-(33+493)=44482-(63+195)=224846-815+500=531741-726+595=610728+138=866339+837=1176368×7=2576197×4-687=101302-(60-18)=260856-383=473348-(79+264)=5637×4=2548455-(164+25)=266645-112-425=108424-(49+220)=155139-49+404=494410-291+319=438676×7=4732577-356+316=537116+252+565=933458-225=233743-(175+259)=3091/8+5/8=6/8368+(408-341)=435484+(311-283)=512930-137-309=484505-25-20=460479+670-232=917243×4-471=501927+(492-349)=107051-28+157=180287-(117+37)=1331/4+2/4=3/4738×(939-930)=6642449+360+107=91642×(114-109)=210650-(195+294)=161439+75×6=889171×(119-111)=1368137×7-912=47662×6-320=3652348+(369-268)=44953+219×4=9295/9-4/9=1/9350+945=1295144+29-144=29107×(444-439)=535129+364=493797-(718+29)=50295-(104+137)=54845-220-240=3853/7+2/7=5/7195+167+115=477209-89×2=31340+103-10=433315-58-169=88415-(274+67)=74291+80+22=393308+357-105=560464-186+56=334287-213=74498-(117+127)=254630×2-136=112427×(648-642)=162492-117×4=24115×(321-315)=69072+406=478310-287+455=478252×(412-406)=1512222+144-157=209168+72×5=52867×(482-476)=402478-127-301=50855-327=528389-214+883=1058815+(957-214)=1558464-(466-427)=425161+134=295968-(608-414)=774852+749-337=1264617+306+24=947670-(89+154)=427417×6-277=2225859+331=1190369-(312+46)=11369×(298-295)=1107803-56×2=691163+52×5=423383×2-127=639347×2+29=723350×2=700134+262=396138+164=30223×4=9231+58-30=59974×2=1948118+93-130=81748+425-385=7883/6-2/6=1/6468-60=408404×4-933=68356×8-50=398500-176+511=835419+337+42=798704×(721-715)=4224412+(278-237)=453605-257+109=457118+(392-100)=410394+(391-331)=45437+(337-22)=35277+546+202=825730+(802-633)=899160×5-175=625475-48×7=139206×4-625=199273+130-191=212102+313-343=72164-32×5=4162+370×2=902395-(116+170)=109228-76-58=94928×(21-18)=2784922-(78+109)=73512×8=96147+(204-35)=316896×6-255=51213/5+2/5=1434-136-140=158477-(209+235)=33669×8-633=4719611-(174+180)=257649+279=928740×3-125=2095930-739-135=56451-367+66=150625-46×8=257625+(258-51)=832855-394-241=220447-139+120=428130×7=910968-244-14=71057×7+810=1209339-112+571=798854+736-272=1318374+729-110=993269+468+157=894848+(991-733)=1106673-(331-57)=399572-(268+275)=29923-(174+239)=510489+227=716963-(715-304)=552388+982+84=1454429-88-25=316950-290-40=620432×7-559=2465110×7=770575-573+981=983254×2+358=866419-176-216=27208-11×5=153906-115=791700-223+638=111573×5-210=1551/7+3/7=4/734×2=68525-(40+136)=349794+(831-509)=1116918+106×5=1448410×2=820320-(436-406)=290396-12=384443×2-499=3871/5+2/5=3/593×(901-892)=83773×(318-310)=584386-(35+106)=245781-(531-193)=443313-(87+143)=8357+44=101132-(25+93)=14267-47-177=43107+216+149=472398+957+310=1665131×5-608=47615×2-734=496487+42×7=781103×3=309912×(136-129)=6384268+164×3=7603/10+6/10=9/10129-50×2=2912×(295-287)=9646×7+63=385221+129=350828-(521+225)=82940+724-852=812905×(260-252)=7240720+727+574=2021478-269+194=403431+280+570=1281183+294=477430-64×3=238833-192-295=3466/8-1/8=5/8893×(199-190)=8037427+26-89=364994+491-85=1400176×5-162=718636+413=104965+203+179=447610×4-231=2209315+103=418206+26+444=676115×5-378=19730-(111-82)=1326-174-109=43257-112+175=320194+(405-23)=576249-(104+66)=7941×2=8281×(371-363)=648137×6-799=2365×7-132=32365+776-817=24148+(484-226)=4062/3-1/3=1/3120×4+835=1315157+112+513=782632-(967-843)=508882+823+422=2127342-252=90299+188-114=373117-34+389=472965-538=427221+(364-143)=442921-395-13=513848-14×7=750497×5-307=2178760+(471-257)=974976-734=24278+(230-161)=147491-114×2=263719×(825-820)=3595401×2-563=239405-53×5=140452-(162+254)=3674+109=183105-(20+42)=43356-118=238245-85×2=7595×2-37=153233-58-29=146120+143=263177+585-672=90395+(295-264)=426426-15×4=366543-(404-123)=262639-297+292=634342-(377-48)=1321+(159-105)=75126×6=756961+781+719=2461402-32-120=250442+126×3=820658-208-450=0473-(158-110)=425161×3=483669×(894-888)=4014174+501+65=740824-592=232533-496=37642-571=71667-38=629308×(463-460)=924969×6=5814436-(944-891)=383388+526-125=789832+(829-387)=1274856×4=3424527+157-668=16923-185-72=666898+(752-277)=1373428-(365-163)=226418+911+242=1571888+878-527=123977×5=385308+162-32=438831-336=495945+670=1615730-166+638=1202674×8=5392404-33×5=239997-(291+439)=267322-263=5999+268=36745+211×3=67897-(178-125)=44247-57×3=76110+249=359415-77×5=3060-(203-169)=26884-(277+585)=22392-(75+250)=67111×6=66699×3+180=477163-25+245=383337-(611-297)=23805+(639-326)=1118386+959-356=98998+196=294228+581+141=950957-(718-335)=574293-209=84888-470+349=767897-361=536321+(450-269)=502709-(13+86)=61066×(398-391)=462373+345+72=790263-57×3=92737-72×7=233655-24×5=535380×2+84=844475-(456-376)=395225-65×3=30747+366=1113202×(450-446)=808596-150=446336+(179-87)=428446+102=548345-34×8=73141×(391-388)=423845+(813-179)=1479277-18=259135×6-729=81149×2=298285×3=855662+910-31=1541380×6=2280751+961-156=1556104×7-228=50090×(178-174)=360746-(235+241)=270180-(194-89)=7541×7+47=334853-486=367392+195-119=