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336+(443-349)=301+(438-18)=105-60+61=71×(282-273)=114×4+271=877-85×2=514-(888-717)=75×3=326-186=198+188=495-274=261+124=844-(763-410)=802+594-688=211+(480-297)=257×2+198=255+(389-317)=4/7+3/7=845-233+367=894+(745-379)=712-442-211=780-264=148+152-24=684-(463-323)=398-35×9=453-142×3=123×8-730=971×(306-299)=271-88+72=852-(431-197)=868+19×4=971×2=25+(581-561)=432-(48+190)=679-349-284=730+27×2=71×(164-158)=398-344-17=63+196×2=189+(112-96)=33+327+54=294×3+203=93+406-290=464-80×4=379-140-194=91×2+51=413+540-194=141×7=887-206×2=884+132-891=418-(336-141)=341×2=2/8+5/8=101+332-414=150+(731-537)=413+54×4=377-250=391-(76+251)=214×4+605=32×8=68×6=748-(263+229)=514+75×4=467+(639-283)=881-65×5=671×6-246=338×7-159=460+174=576+260-78=344+26+913=28×(198-193)=40×4=96×6=447+178×2=137+130-70=384×(749-742)=783-178-431=476-74-379=179-(226-49)=350+148-84=431-173-149=247×4=123+352=438+100×5=426-184+881=503×6-696=871×(404-396)=94+50-102=295-93-51=910×2=74-68+239=202-(209-176)=296-(389-271)=303×9-867=153×9-655=176-21×2=434-29×6=608-92×6=486+256=969-209-334=391-(174+165)=457-(164+235)=202×(228-225)=127×(64-61)=537+211+127=2/3-1/3=352-31×7=379+(226-214)=428+(257-56)=4/8-3/8=54×6+309=107×(411-407)=457-368+109=199×5=156×4-273=172+595=773×8-77=231×3=332+110-74=893-(700-37)=55+305=784×(206-202)=799+757+776=61+198+335=211-123-48=768-(434+224)=907-(512+355)=3/10+6/10=242+84+569=393-233-39=438-78=791-(361+309)=950-563=463-(133+228)=450-110-255=377-50×3=811×6=164×2-136=106×4+225=148×(448-445)=903-392-456=1/7+5/7=222-37=263+56×2=613-(12+398)=170-(329-230)=426-409+134=354×(969-965)=917-387+943=573+733=223×3-235=473+(371-224)=523×3-751=895×3=43×9-309=29×9+279=23×5=294×3-623=867+(369-360)=895-46+105=903-55-132=339-127=3/7-1/7=321-143+245=739-104=804-501+27=46+220=921-70-725=274×4-989=559+62×5=244-(129+33)=321+(246-221)=248-160-54=828-146×5=825+495×2=601-520-31=60+225+393=316-(58+254)=2/4-1/4=75×5=354-25×7=673+19+877=83×2+218=925+492-602=726-654+972=876×(53-49)=394-373=232×7=355-27×3=259-131-42=902-(394-159)=452+(200-17)=364-35×2=730×9-727=618-34=430-253+17=44+(496-361)=4/8+3/8=534+933-259=624-187=349-(405-308)=587×(344-335)=93×(319-315)=850+453-379=401-372+49=128-19=66+399+98=499-42=289-92=758×9=325-(246-68)=390+366+244=275-(268-58)=175×(29-25)=486-195×2=203×4-688=116×7-418=926+275+857=664×7=167+54=986+93-743=389-14-172=250-68+49=808-138×5=630-(379-366)=374+(419-345)=819-19-546=445-(88+115)=393-53×4=144+475=559-295=320×(249-243)=924+(934-903)=710-(120+91)=341-(94+51)=585×(425-422)=102×6-507=378-228=714+(894-423)=975+(689-597)=104×5+77=489+(377-293)=255-(248-20)=496-455=134+352=267×(472-469)=159-45-75=481+202+221=761-(558+53)=397-152-43=916-(404-317)=84+408=674-325+11=156×3-262=327-(316+11)=984-94-513=906×2-969=262×(445-442)=555×9-833=415-16=3/6-1/6=41+56=326+518-452=57-22=468-41×5=753-(924-655)=289+718-391=573-41×7=62+(388-209)=187-10×7=1/5+3/5=117-102+71=96+483×2=192×4-364=717-120+959=486-(247+160)=370-(886-863)=882+279+908=791-185×3=149×5=848-486-54=488×7-699=879-601-142=119+771-532=83+(483-408)=255+(360-69)=56+363-319=208+163-339=185-(137-71)=141+279-210=394+775=377-375+69=566-71+642=706+(603-582)=482-49=716-(195+242)=177+748+62=2/6-1/6=224+80-86=128×4=380-47-129=914+117×8=909-203=4/10+2/10=199-102-83=168-(871-728)=44+838+34=665+983+594=239+203-321=608×6=710×9-286=61+265=692-224+97=177-110+98=320×3-366=411-140-164=498-185×2=246×(92-88)=227×5=278+188=928-76×8=624-(84+407)=289-63×4=496+126=463+(204-142)=303×8-820=613+(937-659)=227+252=537+700+585=645+625-785=883+781-886=500-436=261×2-79=109-95+225=244+192+463=175+(735-236)=78×(701-694)=359-(960-645)=263-93-87=208×3-476=364-(14+299)=336×(323-318)=941-163×3=829-180-568=366-96×2=140×(65-60)=778×3-605=459×4-171=365+51-28=438+582-142=706-688+791=246+(635-230)=281+117×4=90×7-366=348-147+728=87×5=909-603+634=367-86-145=238+44-99=544+284=76×(497-490)=115+54=397-22×2=102×9-735=188+771-591=654+135×6=94+127+508=172+(639-191)=136+316-30=73×3=350+85=53×(39-36)=260×(428-419)=831-(866-697)=155+276-216=23×(91-87)=153×(291-285)=66+(430-251)=781-425-211=14+72+209=671×2-588=390+160+106=336-(425-277)=308-46-245=529×6-843=200-25-65=34×(26-19)=902+927+332=242-56×3=486×2-222=750-720+217=200×2-373=938-(566+116)=679×(813-809)=463+74×3=160×(163-160)=664-60×5=381-237+65=43+262×2=124+145=29×(112-109)=756+730-694=122+397=820-(245+568)=343-16×6=37+39+605=355-(497-261)=557+396+43=168×2+777=421-(201+67)=58+(155-138)=410-(241+10)=72×8+921=93×9-482=376-120=87+(437-390)=578-159-312=363-159=538-(185-75)=62+82=166×5-745=242-192=351+93+550=628×5=94×2=2/6+3/6=702-502+38=105×(390-384)=480+(139-12)=628-95=307-(489-353)=290×3-481=324-248+178=103×7-552=111×9-443=437-91+893=317-281=437+(471-380)=1/3+2/3=407-347=391-98-68=637+78+827=477-106=490+52×9=105+671-425=512+12+930=275+115=81×2+294=507-452=765+743=121+426+595=444+172+108=53×3=884+372-347=239+125=245×4-945=410-409+274=176-(465-378)=311×3=42+745+15=134+215+607=193+224=718-114×5=346+46+80=308×(450-447)=334×(100-94)=712-92-70=95×3+356=383-82-181=401-(495-387)=659-(121+133)=604+125+111=225-22=934-837=188×5=292×3+51=121×(85-79)=442+442+105=342-(119+220)=252+254=196+188-345=818-87×3=164+243+46=339-(114+106)=200+284-370=492-14×5=250-29+830=829-776=748-(256+43)=86×(146-141)=209+140=455-(82+353)=917-67=257-27×8=112×3-301=76×9=487-322+527=465-(666-594)=262×3=178-(13+31)=867×7-801=692+(622-50)=155+663+400=188×2+443=347+(797-357)=958+79+703=287+952-825=47+22=799×9-577=4/7-1/7=652-237×2=418-(64+215)=616+737-956=719+(846-187)=864+385×2=646+(304-174)=484×2=976-(82+894)=477-(66+127)=979×5=88+268=466-326-73=492-301-52=760-634=666-(594+41)=349-(48+206)=7/10-3/10=704×(508-504)=714×7=5/8-1/8=365×4=977+818=251-(65+137)=428-348+120=787+953-548=589+921+898=702-20-66=128×5+630=930-(90+274)=468+10+513=887-801=131×5=517-20×4=647-(760-543)=199×2-50=357-(279+37)=660+176+633=362×(377-368)=143+143-31=4/8-2/8=815+887+18=364-(373-126)=381-299+133=490-71×3=176+406=485-285-112=260-150=313+(499-372)=612+263+27=940×(711-706)=111+(607-493)=285×3+440=967-(230+18)=273+97-118=615-390=863×7-919=926+(57-30)=840-(254+208)=313×2=984-66-880=233+(533-34)=910+417+163=962-101-397=395+739=28×6+589=908-(475+179)=56+233=813-716+911=289×9-407=161-32×5=804+(827-656)=296-22×5=598+841-776=483-(70+263)=373-328-28=681-338=318×3=545+370+401=319-(109-17)=589-493+36=171×4=42×(291-285)=216×4=175+463×2=315×(469-466)=261+(445-222)=597-274×2=466-(231+149)=972×9=658-119-353=938-656+116=808-30×4=791+(790-194)=244-126+291=570-329=790-(519-263)=6/8-1/8=785+227=167×(456-451)=432-173-100=266×2+585=97×9=1/4+2/4=665-563=15+430-78=877-(722+151)=451-(357-337)=727-(386+253)=731-539+756=142+391×2=764-(219+173)=939-801=319-53+145=48+240+528=291-14×5=103×7-257=452-(445-123)=204×4-651=342-(862-586)=336-(161+90)=31×3=225+214=269×(483-480)=62+(479-417)=675+916-516=833-361-463=16+414+271=498-50-174=195+21×7=410+(289-60)=188×4-458=869+276+884=324+914-29=587-180+205=927-900=273+(402-186)=814-125×2=769+746+641=495+(422-86)=381+178=943-221+82=242+(461-394)=619-227=886-64-817=897-253-328=115-68+335=816+462=696×(306-303)=888×(171-167)=871+294=171+253=375+24-329=817-(448-17)=148×2=988-(723+34)=672-374-144=316+130×3=682+(982-584)=24×(384-379)=79×6=77+123×5=471-48×7=675×8=581+142=408-(637-397)=206-154=869-63×6=138×7+601=369+65×5=51+562-427=788+550+456=295+396+324=171+241=148+996+262=414-(242+139)=90×6-267=179+71-162=36×6=398-205-175=970-766+447=768-496+128=429+(148-24)=582×8=77×9=717+945-14=305×2=220-(481-420)=306+(696-435)=234-(155-115)=429-(399-25)=119×2=446-(496-80)=345+77=148+274=508-237×2=916-(21+251)=680-43×9=839+201=7/10+3/10=42×7-172=188-88×2=252-66×2=474+653=43×(445-441)=468-420+56=378-243=279+(456-172)=729-27×9=48×(157-149)=696-587+641=77×2+891=171+413×2=107+588=208×4=83-60+328=1/6+2/6=472-272=304+132-28=255-(200-113)=327-44×6=53×9+399=447×2-741=521×2-188=280+207=445+870=303-11+157=588-468=51-(258-214)=238+594=305-194+132=41×7+68=336+235×2=295×4-205=142+176=532×6=890×6=878-(839-72)=798+349+767=477-(292+121)=326-(210+80)=87+216+420=317-76-17=437+(246-34)=251-30×4=827-248+904=463×(816-808)=924+506-651=130×(719-715)=227-33×4=120+92=41×8=324-10×9=474-191=420-(309-173)=927+277+448=457-(286-169)=428-(165+109)=391+(992-351)=254-(175-96)=168×(428-424)=414-(145-68)=625×3=457-268=99+545+150=260×(848-841)=20×9+424=279×5=3/5-2/5=129+322+99=926+254×3=243×4-41=206×3-12=411+224+224=259×(560-552)=60×(341-336)=333-42-123=463-98×4=861-(749-475)=447-212+105=798-149×5=95×(225-221)=75+(241-185)=219-21×9=852-(923-547)=697-656=353-47+26=802+882-186=465+95=691-(341+81)=467+175=943-(61+801)=980+307-25=262+534+72=282-(226-176)=176-28-76=291-(399-171)=118-29+204=159×6-521=489-431=284-211=483+77-97=847+318+81=110-67-42=357+391×2=167+222×3=106-60+95=150-39=277+20-70=23×8+154=367-39×4=490-(355-295)=948-(684-542)=282+77-80=648-(873-751)=145+(85-10)=352×2+50=215-53+141=383-300+50=421+173×2=295-(274-36)=929-(233+450)=981-(123+456)=972-12-451=660-(987-622)=102×5+251=288×(303-300)=229×4+377=250+27-121=269+(320-175)=195-33=970-175=258-(170+72)=22×5=887-66-242=393+54-83=281+49=963-(368+213)=962-505=139×4+840=59×(149-141)=387-251+332=168×2-267=175+261-123=484-296=367-203=490-149-216=81+110-172=327+90=804×(542-534)=919-84×2=37+68+582=213+185=170-(177-67)=29×9=参考答案336+(443-349)=430301+(438-18)=721105-60+61=10671×(282-273)=639114×4+271=727877-85×2=707514-(888-717)=34375×3=225326-186=140198+188=386495-274=221261+124=385844-(763-410)=491802+594-688=708211+(480-297)=394257×2+198=712255+(389-317)=3274/7+3/7=1845-233+367=979894+(745-379)=1260712-442-211=59780-264=516148+152-24=276684-(463-323)=544398-35×9=83453-142×3=27123×8-730=254971×(306-299)=6797271-88+72=255852-(431-197)=618868+19×4=944971×2=194225+(581-561)=45432-(48+190)=194679-349-284=46730+27×2=78471×(164-158)=426398-344-17=3763+196×2=455189+(112-96)=20533+327+54=414294×3+203=108593+406-290=209464-80×4=144379-140-194=4591×2+51=233413+540-194=759141×7=987887-206×2=475884+132-891=125418-(336-141)=223341×2=6822/8+5/8=7/8101+332-414=19150+(731-537)=344413+54×4=629377-250=127391-(76+251)=64214×4+605=146132×8=25668×6=408748-(263+229)=256514+75×4=814467+(639-283)=823881-65×5=556671×6-246=3780338×7-159=2207460+174=634576+260-78=758344+26+913=128328×(198-193)=14040×4=16096×6=576447+178×2=803137+130-70=197384×(749-742)=2688783-178-431=174476-74-379=23179-(226-49)=2350+148-84=414431-173-149=109247×4=988123+352=475438+100×5=938426-184+881=1123503×6-696=2322871×(404-396)=696894+50-102=42295-93-51=151910×2=182074-68+239=245202-(209-176)=169296-(389-271)=178303×9-867=1860153×9-655=722176-21×2=134434-29×6=260608-92×6=56486+256=742969-209-334=426391-(174+165)=52457-(164+235)=58202×(228-225)=606127×(64-61)=381537+211+127=8752/3-1/3=1/3352-31×7=135379+(226-214)=391428+(257-56)=6294/8-3/8=1/854×6+309=633107×(411-407)=428457-368+109=198199×5=995156×4-273=351172+595=767773×8-77=6107231×3=693332+110-74=368893-(700-37)=23055+305=360784×(206-202)=3136799+757+776=233261+198+335=594211-123-48=40768-(434+224)=110907-(512+355)=403/10+6/10=9/10242+84+569=895393-233-39=121438-78=360791-(361+309)=121950-563=387463-(133+228)=102450-110-255=85377-50×3=227811×6=4866164×2-136=192106×4+225=649148×(448-445)=444903-392-456=551/7+5/7=6/7222-37=185263+56×2=375613-(12+398)=203170-(329-230)=71426-409+134=151354×(969-965)=1416917-387+943=1473573+733=1306223×3-235=434473+(371-224)=620523×3-751=818895×3=268543×9-309=7829×9+279=54023×5=115294×3-623=259867+(369-360)=876895-46+105=954903-55-132=716339-127=2123/7-1/7=2/7321-143+245=423739-104=635804-501+27=33046+220=266921-70-725=126274×4-989=107559+62×5=869244-(129+33)=82321+(246-221)=346248-160-54=34828-146×5=98825+495×2=1815601-520-31=5060+225+393=678316-(58+254)=42/4-1/4=1/475×5=375354-25×7=179673+19+877=156983×2+218=384925+492-602=815726-654+972=1044876×(53-49)=3504394-373=21232×7=1624355-27×3=274259-131-42=86902-(394-159)=667452+(200-17)=635364-35×2=294730×9-727=5843618-34=584430-253+17=19444+(496-361)=1794/8+3/8=7/8534+933-259=1208624-187=437349-(405-308)=252587×(344-335)=528393×(319-315)=372850+453-379=924401-372+49=78128-19=10966+399+98=563499-42=457289-92=197758×9=6822325-(246-68)=147390+366+244=1000275-(268-58)=65175×(29-25)=700486-195×2=96203×4-688=124116×7-418=394926+275+857=2058664×7=4648167+54=221986+93-743=336389-14-172=203250-68+49=231808-138×5=118630-(379-366)=617374+(419-345)=448819-19-546=254445-(88+115)=242393-53×4=181144+475=619559-295=264320×(249-243)=1920924+(934-903)=955710-(120+91)=499341-(94+51)=196585×(425-422)=1755102×6-507=105378-228=150714+(894-423)=1185975+(689-597)=1067104×5+77=597489+(377-293)=573255-(248-20)=27496-455=41134+352=486267×(472-469)=801159-45-75=39481+202+221=904761-(558+53)=150397-152-43=202916-(404-317)=82984+408=492674-325+11=360156×3-262=206327-(316+11)=0984-94-513=377906×2-969=843262×(445-442)=786555×9-833=4162415-16=3993/6-1/6=2/641+56=97326+518-452=39257-22=35468-41×5=263753-(924-655)=484289+718-391=616573-41×7=28662+(388-209)=241187-10×7=1171/5+3/5=4/5117-102+71=8696+483×2=1062192×4-364=404717-120+959=1556486-(247+160)=79370-(886-863)=347882+279+908=2069791-185×3=236149×5=745848-486-54=308488×7-699=2717879-601-142=136119+771-532=35883+(483-408)=158255+(360-69)=54656+363-319=100208+163-339=32185-(137-71)=119141+279-210=210394+775=1169377-375+69=71566-71+642=1137706+(603-582)=727482-49=433716-(195+242)=279177+748+62=9872/6-1/6=1/6224+80-86=218128×4=512380-47-129=204914+117×8=1850909-203=7064/10+2/10=6/10199-102-83=14168-(871-728)=2544+838+34=916665+983+594=2242239+203-321=121608×6=3648710×9-286=610461+265=326692-224+97=565177-110+98=165320×3-366=594411-140-164=107498-185×2=128246×(92-88)=984227×5=1135278+188=466928-76×8=320624-(84+407)=133289-63×4=37496+126=622463+(204-142)=525303×8-820=1604613+(937-659)=891227+252=479537+700+585=1822645+625-785=485883+781-886=778500-436=64261×2-79=443109-95+225=239244+192+463=899175+(735-236)=67478×(701-694)=546359-(960-645)=44263-93-87=83208×3-476=148364-(14+299)=51336×(323-318)=1680941-163×3=452829-180-568=81366-96×2=174140×(65-60)=700778×3-605=1729459×4-171=1665365+51-28=388438+582-142=878706-688+791=809246+(635-230)=651281+117×4=74990×7-366=264348-147+728=92987×5=435909-603+634=940367-86-145=136238+44-99=183544+284=82876×(497-490)=532115+54=169397-22×2=353102×9-735=183188+771-591=368654+135×6=146494+127+508=729172+(639-191)=620136+316-30=42273×3=219350+85=43553×(39-36)=159260×(428-419)=2340831-(866-697)=662155+276-216=21523×(91-87)=92153×(291-285)=91866+(430-251)=245781-425-211=14514+72+209=295671×2-588=754390+160+106=656336-(425-277)=188308-46-245=17529×6-843=2331200-25-65=11034×(26-19)=238902+927+332=2161242-56×3=74486×2-222=750750-720+217=247200×2-373=27938-(566+116)=256679×(813-809)=2716463+74×3=685160×(163-160)=480664-60×5=364381-237+65=20943+262×2=567124+145=26929×(112-109)=87756+730-694=792122+397=519820-(245+568)=7343-16×6=24737+39+605=681355-(497-261)=119557+396+43=996168×2+777=1113421-(201+67)=15358+(155-138)=75410-(241+10)=15972×8+921=149793×9-482=355376-120=25687+(437-390)=134578-159-312=107363-159=204538-(185-75)=42862+82=144166×5-745=85242-192=50351+93+550=994628×5=314094×2=1882/6+3/6=5/6702-502+38=238105×(390-384)=630480+(139-12)=607628-95=533307-(489-353)=171290×3-481=389324-248+178=254103×7-552=169111×9-443=556437-91+893=1239317-281=36437+(471-380)=5281/3+2/3=1407-347=60391-98-68=225637+78+827=1542477-106=371490+52×9=958105+671-425=351512+12+930=1454275+115=39081×2+294=456507-452=55765+743=1508121+426+595=1142444+172+108=72453×3=159884+372-347=909239+125=364245×4-945=35410-409+274=275176-(465-378)=89311×3=93342+745+15=802134+215+607=956193+224=417718-114×5=148346+46+80=472308×(450-447)=924334×(100-94)=2004712-92-70=55095×3+356=641383-82-181=120401-(495-387)=293659-(121+133)=405604+125+111=840225-22=203934-837=97188×5=940292×3+51=927121×(85-79)=726442+442+105=989342-(119+220)=3252+254=506196+188-345=39818-87×3=557164+243+46=453339-(114+106)=119200+284-370=114492-14×5=422250-29+830=1051829-776=53748-(256+43)=44986×(146-141)=430209+140=349455-(82+353)=20917-67=850257-27×8=41112×3-301=3576×9=684487-322+527=692465-(666-594)=393262×3=786178-(13+31)=134867×7-801=5268692+(622-50)=1264155+663+400=1218188×2+443=819347+(797-357)=787958+79+703=1740287+952-825=41447+22=69799×9-577=66144/7-1/7=3/7652-237×2=178418-(64+215)=139616+737-956=397719+(846-187)=1378864+385×2=1634646+(304-174)=776484×2=968976-(82+894)=0477-(66+127)=284979×5=489588+268=356466-326-73=67492-301-52=139760-634=126666-(594+41)=31349-(48+206)=957/10-3/10=4/10704×(508-504)=2816714×7=49985/8-1/8=4/8365×4=1460977+818=1795251-(65+137)=49428-348+120=200787+953-548=1192589+921+898=2408702-20-66=616128×5+630=1270930-(90+274)=566468+10+513=991887-801=86131×5=655517-20×4=437647-(760-543)=430199×2-50=348357-(279+37)=41660+176+633=1469362×(377-368)=3258143+143-31=2554/8-2/8=2/8815+887+18=1720364-(373-126)=117381-299+133=215490-71×3=277176+406=582485-285-112=88260-150=110313+(499-372)=440612+263+27=902940×(711-706)=4700111+(607-493)=225285×3+440=1295967-(230+18)=719273+97-118=252615-390=225863×7-919=5122926+(57-30)=953840-(254+208)=378313×2=626984-66-880=38233+(533-34)=732910+417+163=1490962-101-397=464395+739=113428×6+589=757908-(475+179)=25456+233=289813-716+911=1008289×9-407=2194161-32×5=1804+(827-656)=975296-22×5=186598+841-776=663483-(70+263)=150373-328-28=17681-338=343318×3=954545+370+401=1316319-(109-17)=227589-493+36=132171×4=68442×(291-285)=252216×4=864175+463×2=1101315×(469-466)=945261+(445-222)=484597-274×2=49466-(231+149)=86972×9=8748658-119-353=186938-656+116=398808-30×4=688791+(790-194)=1387244-126+291=409570-329=241790-(519-263)=5346/8-1/8=5/8785+227=1012167×(456-451)=835432-173-100=159266×2+585=111797×9=8731/4+2/4=3/4665-563=10215+430-78=367877-(722+151)=4451-(357-337)=431727-(386+253)=88731-539+756=948142+391×2=924764-(219+173)=372939-801=138319-53+145=41148+240+528=816291-14×5=221103×7-257=464452-(445-123)=130204×4-651=165342-(862-586)=66336-(161+90)=8531×3=93225+214=439269×(483-480)=80762+(479-417)=124675+916-516=1075833-361-463=916+414+271=701498-50-174=274195+21×7=342410+(289-60)=639188×4-458=294869+276+884=2029324+914-29=1209587-180+205=612927-900=27273+(402-186)=489814-125×2=564769+746+641=2156495+(422-86)=831381+178=559943-221+82=804242+(461-394)=309619-227=392886-64-817=5897-253-328=316115-68+335=382816+462=1278696×(306-303)=2088888×(171-167)=3552871+294=1165171+253=424375+24-329=70817-(448-17)=386148×2=296988-(723+34)=231672-374-144=154316+130×3=706682+(982-584)=108024×(384-379)=12079×6=47477+123×5=692471-48×7=135675×8=5400581+142=723408-(637-397)=168206-154=52869-63×6=491138×7+601=1567369+65×5=69451+562-427=186788+550+456=1794295+396+324=1015171+241=412148+996+262=1406414-(242+139)=3390×6-267=273179+71-162=8836×6=216398-205-175=18970-766+447=651768-496+128=400429+(148-24)=553582×8=465677×9=693717+945-14=1648305×2=610220-(481-420)=159306+(696-435)=567234-(155-115)=194429-(399-25)=55119×2=238446-(496-80)=30345+77=422148+274=422508-237×2=34916-(21+251)=644680-43×9=293839+201=10407/10+3/10=142×7-