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389+583=598×3=907-765+686=282+403=617-(672-286)=792-28×4=177×7=2/8+4/8=327+143-324=492-234-124=828+105×5=531+493-166=358-194+55=361-(118+145)=348-149-176=288×2-446=313+106-125=489×3=608+467+290=491-(231-62)=966-(124+841)=161-144+208=568×5-183=678×(270-266)=966-435-288=650-127×5=268-64-85=205×2+456=179×(168-164)=67×7+909=725-542=930-(712-242)=93+311=494-177+47=94×9-817=644-69×5=631-(78+278)=279+45+219=521-77×3=853-(917-290)=396+42-278=41×(386-380)=101-21+122=347+853=445-22=552+(734-111)=118+(476-471)=424-215+195=158+320-425=510-(343+146)=307+414-615=490-78-129=52×(75-69)=254-(279-30)=375×2-392=903+(771-319)=255+297=839-506+783=41×9+485=57+108×7=214×2=529+430+217=47+66×4=496-206-164=810-337-36=28+380-94=316+(428-370)=939-552+922=179×(240-234)=330×2=743-309×2=75+203=89×6-459=242×2=583+210×2=321×2+900=31+95=147-(493-441)=36×7-38=223×2+628=118+695+552=999-226×2=365×(784-776)=290-57=43+205+691=156+133+464=919+563+477=15×4=283-95=695×6-776=813+(992-136)=66+121+567=64+105+343=272-96×2=850×(653-650)=91×9=796×4-845=272-108=959-265-497=938×(82-79)=236×2-438=298-160-107=476-114-46=17+(200-185)=718×3-641=814-(52+588)=317×3-482=421-(69+175)=823-619=34×4+141=349+31-140=464×(880-874)=304+82-380=75+(72-54)=332×2+14=511+187=380+942=995-(181+672)=207+45-30=44×7-252=486-339=435+(438-311)=934-108-245=150×(526-520)=165×5-542=199×2=468-38×7=939-229-492=861-(55+616)=407-(25+305)=528-455-23=833-(22+427)=85+(307-112)=155×8-394=161+219=279+236=223+484+675=2/4-1/4=817-(242+321)=271+805=64+(912-852)=528+378-208=830+445+294=899-676+485=745-112×5=492×(923-915)=568-32=263-117×2=924-308+416=129-49=840+976-717=828-34-588=166-(395-301)=163-(275-196)=308+(359-276)=262-164=447-14×2=190-168+51=416-67+101=200-181=435-380=279+(422-369)=433-77×3=264-46×3=100+98=895-72×2=961-217-550=633-16-501=630×(301-294)=822-451+593=415+49×6=976+798-918=282+192-348=343+798-395=839×8=58+(285-10)=322×(329-324)=144-45+111=399×9-127=435×(913-905)=893-(232-201)=560-191+353=27×8-174=273×4=860-(532-477)=34+817+127=664-390=186-140=387×7=94×(317-308)=81×7+134=215+72×4=743-(574+38)=924×(519-511)=245×(540-535)=825-615+298=385-53-206=192×5+759=554-512=276+186+353=70×2=186+308=519×6=97-(356-306)=912-(67+303)=191-167+375=174-87-30=602+916-50=133+(476-200)=420-88+85=55×9-14=28×(135-126)=574-169×3=424-279=323-23×3=808×4=634+850-462=929-(825-453)=168×(25-22)=358-44-288=569×8-31=381-159=114+67=365-301+799=51×4+162=145+88×2=518+(706-621)=204+492+30=552-(505-231)=74×8=384-(243-183)=3/5-1/5=438+(446-122)=30+225+268=979-(469+96)=245-117=50×(426-422)=607+238=403-389+243=416-149-173=287-185=906-(675-468)=934-(385+232)=49×2+64=129-(173-146)=900-451+698=915-477-193=213-65=360×9=183-17=946+236-899=33-27+399=967×(735-728)=668+405+581=298×2=495-(975-851)=198+597-424=440-134+85=34+153-117=334+170-452=935-(310-247)=288+153=601+83+287=110-63+31=799-623+95=688-(892-747)=981-704+886=91+227=274+223=205+(669-367)=497-32-170=274-195-71=290-(56+76)=238+431+40=621-(999-643)=26×(400-393)=361-(407-251)=915+734-910=305-(61+131)=793-557-179=833-581-133=627-142=200-137+100=152×5-658=616+683-222=239+442+39=147×2+898=150-24=365-16×5=366-355+114=490-231=737×3-203=228×9=364+208×2=930-689+519=86+(376-149)=69-31=781+548=241-17×7=345×(23-17)=307-(407-373)=373-145=432-176+39=212+(425-308)=171×3=985-786=230×3+29=403-(173+144)=763-20-66=214×4=290×3=218×(395-389)=722-(729-382)=820-(282+15)=293+890=399×5-395=920+187×4=453-(26+231)=263-107-107=644×2-183=463+(991-483)=487-257+176=277+341×2=105×5-521=47+73=688+462+202=168+936=262×2=3/7-2/7=487-(226+11)=246-(249-240)=2/9+7/9=117-(164-77)=930-367-50=5/6-1/6=758-291=24×(184-179)=489-(77-51)=995-299-497=98×8-113=38×(474-467)=701×6=859-(757-120)=373-(182-132)=381×3-901=169+13+327=107×5-352=463-(236+225)=966-(697-634)=221×4=401-(454-319)=151×3+170=332-18×7=153×3=80×(303-299)=422×9=721-369+855=480-(346-49)=4/7+2/7=143×(36-30)=16×5=726×(303-296)=266+540+152=554-439=432-307+93=573×9=577-84×4=359-315+291=176+(927-324)=105×(325-320)=127×(257-252)=255+56=171×(336-328)=836-(103+264)=847+662-432=26+550+358=206+228-142=593×2-774=977×6=366+77=995+191+600=76×9+330=435-61=296+100×7=788×5-234=5/10-3/10=104+887-39=61×5=668×5=441-71-198=906-524=965-329-342=157×4+55=765+503+454=492-(454-335)=7/10+3/10=965-(891-528)=382×(857-848)=949+333-950=399-71=68×(112-109)=132+(229-223)=345-227+175=344-(460-403)=457+(264-34)=330-(117+117)=326+49×5=410-(50+60)=332-(180+67)=115+426=824-21×5=3/5+2/5=470+(279-221)=490-238×2=10×4-10=599-92×4=697+824+117=329+268=43×6+73=385+50×9=395-375=824-(274-151)=106×7+336=226+442=500+(207-121)=119+449+292=157-(482-375)=223+94×7=534-108=26+86=382-67×4=452×2=44×9-52=419+81×7=103×6=145+30=297+95+42=750-185+716=483-(55+211)=75×(70-66)=428+(496-358)=112+39=510×(437-430)=53+370-336=586+111+971=260+(919-870)=204+82-271=53×2+325=492×5=514+701+674=267-172+343=534+767-615=247-209+364=665×3=223×4-589=617+899=661+65+249=490+224+673=5/9-3/9=470-(53+222)=1/6+2/6=466×2=350-(144+174)=470-(169+89)=96×3-143=454-127×3=131×(440-433)=610-319=267+157=565+135×2=875×9-376=733-448+752=455-96×3=19×4=300-202+19=292-88-31=351-73-73=562+594=925×(240-234)=334+95=444-58=64×8=868+467×2=346×2-197=152+449+648=947-589+316=454-79×4=75×3+894=105+67+315=123-(124-114)=360-(226-210)=73×4+22=397-146=556+(793-307)=606-(494-82)=435-(127+273)=834-537=179+166-211=457-106×2=475-288+289=914-(743+48)=706-76×9=105+388-39=237+31-175=494-373-41=192-12+307=445-(464-327)=11+182×3=822×(111-106)=46+417-80=465-(163+32)=370+457+555=68×3+308=124+41+718=453-228-220=636×8-812=367×2+160=94×4-202=115×(530-523)=910×5=49+121×7=215×2-252=54×4-118=388-56-185=380-125-243=243-(394-269)=419+537-607=51+(142-91)=212+132×4=72×(268-260)=943-(560+24)=889×7-780=198-33×3=337+(877-142)=4/6-1/6=158+262-66=491-(454-409)=185-(193-10)=136+267=153×5-369=772-129×5=798-(340+269)=70+300=123+595=202-157-11=2/3-1/3=69+82=4/7-1/7=204-187+401=243+242-311=908+472+897=92+(429-156)=866-22×9=87+221+458=379-(392-105)=217-36=922-472+160=538+318+108=738+(919-68)=930-(884-244)=48+482×2=76+(406-335)=352+14+318=128+(516-333)=121+290-113=50+198-38=421+107×5=85×7=57+(565-168)=721+888=452-408+16=279-92+113=343+(237-69)=452-121=474+441+71=207+181=292-100×2=809-(271+370)=124×8+562=867-27-524=451-271+469=46×2+771=1/6+3/6=308-305+115=211×(433-429)=782-583+158=337-11×3=131×7-371=155×(202-196)=297+283+136=392-(339-112)=365+553+383=121+251+601=134×6+209=271-(21+29)=516-(227+254)=611-113-442=11+318+98=34+116-25=644-(838-275)=736-(59+91)=167+124×6=758+(855-22)=204+94+632=75×8-527=94×7=291+737+388=862-859+784=292+(174-100)=248+247=488-71×5=454×(476-470)=491-(104+266)=961-461-119=37×(276-269)=389-54×3=347+308+12=100×7+101=265+81-336=867+799-781=423+(795-691)=484+153-201=316+(490-392)=858+(260-192)=342+(445-185)=202-120-14=413×7=919+817-196=1/6+4/6=249-18×8=34-14=266+41×4=117+291=942-(467-376)=460-48=946+620+359=304+495+496=145+95=768-241=734-592-64=200×2=469×9=6/8-1/8=63-63+391=962-236×4=767-49×9=443+(150-109)=310+153-87=345+(771-300)=732-207×2=884×(38-34)=202×(315-312)=454-(173+44)=50+158-51=510+(390-242)=325-159=446-11×2=458-210-53=284+(435-349)=888-36-248=65+(492-352)=626+450+70=424-(208+55)=834-415-308=56+344-195=209+35=72+(398-319)=915-507+701=297-16=156×5=146+239+577=376-75×2=283-68×2=323+31-33=57+56×3=439-176-65=186×4-198=229×8-291=529-103=455-(90-65)=82×5=986+110-560=260-13=541×8-130=94×6=439-103-197=879+(372-209)=204-27×4=336-83-201=379-(290-146)=697-76+352=51+332-359=345-(194+39)=837×6=344+191×3=1/7+3/7=430-(176+179)=405-29×4=332×5-907=530+(524-371)=492+(484-236)=4/6+2/6=345-243=366-(325-158)=331-153=224+211-323=2/5-1/5=942-(587+257)=28×(178-169)=358-174-153=276×3-124=345×2=24×(886-877)=308+161×6=272×(928-923)=382-179×2=341-185-156=184-(450-328)=457+(333-301)=781×3=941-(751-152)=23+(332-76)=393-(25+89)=352-(250-248)=482-255+286=135×4=315×3=440-167=46+13=909×4=494-(162+321)=675+461+92=956-(145+620)=146+255-346=108+212+625=497-267-181=360+129=59×6+132=374×2-599=345-97×2=318-(43+12)=956+609-920=697-110×6=2/7+4/7=258×(91-88)=970-840=530-187-108=229+(753-269)=159+(912-734)=628-(101+504)=145×4=666+(336-262)=334+204=491-60×2=219×2+93=451×7-735=928+189-997=641+902-256=498-73×6=219-133=809-121-334=939-622=448-400=56×(329-325)=263+310+74=249+994-879=955-144+155=466-119=902+404-691=437-(93+207)=107+76=691-(340-79)=944-(402-210)=592×4-361=769-382-75=249+132=427-16×2=541-153-10=246+90=262+370=297+124=384-(281+46)=401×2-218=908-253×3=591×2-510=498+183×4=32×(214-207)=438+214+123=475-66×4=78×8-374=812-(449-105)=235+146=423-(356-80)=161×6-616=809-(375+42)=120+163=317-283+77=646×6-140=222×4-370=900-369×2=402+(899-270)=110×3=137-64×2=276×(262-259)=143+95=288+615=680+663+27=90×5+284=965-(527-67)=637×6-791=297×(325-322)=500-31×5=701-292=861×5=406-44×6=463-(361+94)=98+101+562=420-140×3=966-690=460-379=400+661-875=216-28+33=164-66+811=428-(92+261)=279-(161+44)=137×(96-89)=696-663=789-(169+102)=269+(474-294)=552+856-173=882+409-224=265-37-23=972+521+577=808+468×2=381-145-151=435-81×4=3/6-2/6=355×(144-136)=364+(363-336)=387×4-923=652-(61+66)=94+67=144×4=244-42=918-(769-241)=440+(488-52)=270×3=429×6-232=153+529+47=5/8+2/8=673+569=923-(234+517)=620-(106+202)=640+36×4=514-95-365=81×4=108×(489-482)=618-455-52=746-97×3=537×2-637=264×(240-237)=155+217=368×(530-526)=935-455+237=参考答案389+583=972598×3=1794907-765+686=828282+403=685617-(672-286)=231792-28×4=680177×7=12392/8+4/8=6/8327+143-324=146492-234-124=134828+105×5=1353531+493-166=858358-194+55=219361-(118+145)=98348-149-176=23288×2-446=130313+106-125=294489×3=1467608+467+290=1365491-(231-62)=322966-(124+841)=1161-144+208=225568×5-183=2657678×(270-266)=2712966-435-288=243650-127×5=15268-64-85=119205×2+456=866179×(168-164)=71667×7+909=1378725-542=183930-(712-242)=46093+311=404494-177+47=36494×9-817=29644-69×5=299631-(78+278)=275279+45+219=543521-77×3=290853-(917-290)=226396+42-278=16041×(386-380)=246101-21+122=202347+853=1200445-22=423552+(734-111)=1175118+(476-471)=123424-215+195=404158+320-425=53510-(343+146)=21307+414-615=106490-78-129=28352×(75-69)=312254-(279-30)=5375×2-392=358903+(771-319)=1355255+297=552839-506+783=111641×9+485=85457+108×7=813214×2=428529+430+217=117647+66×4=311496-206-164=126810-337-36=43728+380-94=314316+(428-370)=374939-552+922=1309179×(240-234)=1074330×2=660743-309×2=12575+203=27889×6-459=75242×2=484583+210×2=1003321×2+900=154231+95=126147-(493-441)=9536×7-38=214223×2+628=1074118+695+552=1365999-226×2=547365×(784-776)=2920290-57=23343+205+691=939156+133+464=753919+563+477=195915×4=60283-95=188695×6-776=3394813+(992-136)=166966+121+567=75464+105+343=512272-96×2=80850×(653-650)=255091×9=819796×4-845=2339272-108=164959-265-497=197938×(82-79)=2814236×2-438=34298-160-107=31476-114-46=31617+(200-185)=32718×3-641=1513814-(52+588)=174317×3-482=469421-(69+175)=177823-619=20434×4+141=277349+31-140=240464×(880-874)=2784304+82-380=675+(72-54)=93332×2+14=678511+187=698380+942=1322995-(181+672)=142207+45-30=22244×7-252=56486-339=147435+(438-311)=562934-108-245=581150×(526-520)=900165×5-542=283199×2=398468-38×7=202939-229-492=218861-(55+616)=190407-(25+305)=77528-455-23=50833-(22+427)=38485+(307-112)=280155×8-394=846161+219=380279+236=515223+484+675=13822/4-1/4=1/4817-(242+321)=254271+805=107664+(912-852)=124528+378-208=698830+445+294=1569899-676+485=708745-112×5=185492×(923-915)=3936568-32=536263-117×2=29924-308+416=1032129-49=80840+976-717=1099828-34-588=206166-(395-301)=72163-(275-196)=84308+(359-276)=391262-164=98447-14×2=419190-168+51=73416-67+101=450200-181=19435-380=55279+(422-369)=332433-77×3=202264-46×3=126100+98=198895-72×2=751961-217-550=194633-16-501=116630×(301-294)=4410822-451+593=964415+49×6=709976+798-918=856282+192-348=126343+798-395=746839×8=671258+(285-10)=333322×(329-324)=1610144-45+111=210399×9-127=3464435×(913-905)=3480893-(232-201)=862560-191+353=72227×8-174=42273×4=1092860-(532-477)=80534+817+127=978664-390=274186-140=46387×7=270994×(317-308)=84681×7+134=701215+72×4=503743-(574+38)=131924×(519-511)=7392245×(540-535)=1225825-615+298=508385-53-206=126192×5+759=1719554-512=42276+186+353=81570×2=140186+308=494519×6=311497-(356-306)=47912-(67+303)=542191-167+375=399174-87-30=57602+916-50=1468133+(476-200)=409420-88+85=41755×9-14=48128×(135-126)=252574-169×3=67424-279=145323-23×3=254808×4=3232634+850-462=1022929-(825-453)=557168×(25-22)=504358-44-288=26569×8-31=4521381-159=222114+67=181365-301+799=86351×4+162=366145+88×2=321518+(706-621)=603204+492+30=726552-(505-231)=27874×8=592384-(243-183)=3243/5-1/5=2/5438+(446-122)=76230+225+268=523979-(469+96)=414245-117=12850×(426-422)=200607+238=845403-389+243=257416-149-173=94287-185=102906-(675-468)=699934-(385+232)=31749×2+64=162129-(173-146)=102900-451+698=1147915-477-193=245213-65=148360×9=3240183-17=166946+236-899=28333-27+399=405967×(735-728)=6769668+405+581=1654298×2=596495-(975-851)=371198+597-424=371440-134+85=39134+153-117=70334+170-452=52935-(310-247)=872288+153=441601+83+287=971110-63+31=78799-623+95=271688-(892-747)=543981-704+886=116391+227=318274+223=497205+(669-367)=507497-32-170=295274-195-71=8290-(56+76)=158238+431+40=709621-(999-643)=26526×(400-393)=182361-(407-251)=205915+734-910=739305-(61+131)=113793-557-179=57833-581-133=119627-142=485200-137+100=163152×5-658=102616+683-222=1077239+442+39=720147×2+898=1192150-24=126365-16×5=285366-355+114=125490-231=259737×3-203=2008228×9=2052364+208×2=780930-689+519=76086+(376-149)=31369-31=38781+548=1329241-17×7=122345×(23-17)=2070307-(407-373)=273373-145=228432-176+39=295212+(425-308)=329171×3=513985-786=199230×3+29=719403-(173+144)=86763-20-66=677214×4=856290×3=870218×(395-389)=1308722-(729-382)=375820-(282+15)=523293+890=1183399×5-395=1600920+187×4=1668453-(26+231)=196263-107-107=49644×2-183=1105463+(991-483)=971487-257+176=406277+341×2=959105×5-521=447+73=120688+462+202=1352168+936=1104262×2=5243/7-2/7=1/7487-(226+11)=250246-(249-240)=2372/9+7/9=1117-(164-77)=30930-367-50=5135/6-1/6=4/6758-291=46724×(184-179)=120489-(77-51)=463995-299-497=19998×8-113=67138×(474-467)=266701×6=4206859-(757-120)=222373-(182-132)=323381×3-901=242169+13+327=509107×5-352=183463-(236+225)=2966-(697-634)=903221×4=884401-(454-319)=266151×3+170=623332-18×7=206153×3=45980×(303-299)=320422×9=3798721-369+855=1207480-(346-49)=1834/7+2/7=6/7143×(36-30)=85816×5=80726×(303-296)=5082266+540+152=958554-439=115432-307+93=218573×9=5157577-84×4=241359-315+291=335176+(927-324)=779105×(325-320)=525127×(257-252)=635255+56=311171×(336-328)=1368836-(103+264)=469847+662-432=107726+550+358=934206+228-142=292593×2-774=412977×6=5862366+77=443995+191+600=178676×9+330=1014435-61=374296+100×7=996788×5-234=37065/10-3/10=2/10104+887-39=95261×5=305668×5=3340441-71-198=172906-524=382965-329-342=294157×4+55=683765+503+454=1722492-(454-335)=3737/10+3/10=1965-(891-528)=602382×(857-848)=3438949+333-950=332399-71=32868×(112-109)=204132+(229-223)=138345-227+175=293344-(460-403)=287457+(264-34)=687330-(117+117)=96326+49×5=571410-(50+60)=300332-(180+67)=85115+426=541824-21×5=7193/5+2/5=1470+(279-221)=528490-238×2=1410×4-10=30599-92×4=231697+824+117=1638329+268=59743×6+73=331385+50×9=835395-375=20824-(274-151)=701106×7+336=1078226+442=668500+(207-121)=586119+449+292=860157-(482-375)=50223+94×7=881534-108=42626+86=112382-67×4=114452×2=90444×9-52=344419+81×7=986103×6=618145+30=175297+95+42=434750-185+716=1281483-(55+211)=21775×(70-66)=300428+(496-358)=566112+39=151510×(437-430)=357053+370-336=87586+111+971=1668260+(919-870)=309204+82-271=1553×2+325=431492×5=2460514+701+674=1889267-172+343=438534+767-615=686247-209+364=402665×3=1995223×4-589=303617+899=1516661+65+249=975490+224+673=13875/9-3/9=2/9470-(53+222)=1951/6+2/6=3/6466×2=932350-(144+174)=32470-(169+89)=21296×3-143=145454-127×3=73131×(440-433)=917610-319=291267+157=424565+135×2=835875×9-376=7499733-448+752=1037455-96×3=16719×4=76300-202+19=117292-88-31=173351-73-73=205562+594=1156925×(240-234)=5550334+95=429444-58=38664×8=512868+467×2=1802346×2-197=495152+449+648=1249947-589+316=674454-79×4=13875×3+894=1119105+67+315=487123-(124-114)=113360-(226-210)=34473×4+22=314397-146=251556+(793-307)=1042606-(494-82)=194435-(127+273)=35834-537=297179+166-211=134457-106×2=245475-288+289=476914-(743+48)=123706-76×9=22105+388-39=454237+31-175=93494-373-41=80192-12+307=487445-(464-327)=30811+182×3=557822×(111-106)=411046+417-80=383465-(163+32)=270370+457+555=138268×3+308=512124+41+718=883453-228-220=5636×8-812=4276367×2+160=89494×4-202=174115×(530-523)=805910×5=455049+121×7=896215×2-252=17854×4-118=98388-56-185=147380-125-243=12243-(394-269)=118419+537-607=34951+(142-91)=102212+132×4=74072×(268-260)=576943-(560+24)=359889×7-780=5443198-33×3=99337+(877-142)=10724/6-1/6=3/6158+262-66=354491-(454-409)=446185-(193-10)=2136+267=403153×5-369=396772-129×5=127798-(340+269)=18970+300=370123+595=718202-157-11=342/3-1/3=1/369+82=1514/7-1/7=3/7204-187+401=418243+242-311=174908+472+897=227792+(429-156)=365866-22×9=66887+221+458=766379-(392-105)=92217-36=181922-472+160=610538+318+108=964738+(919-68)=1589930-(884-244)=29048+482×2=101276+(406-335)=147352+14+318=684128+(516-333)=311121+290-113=29850+198-38=210421+107×5=95685×7=59557+(565-168)=454721+888=1609452-408+16=60279-92+113=300343+(237-69)=511452-121=331474+441+71=986207+181=388292-100×2=92809-(271+370)=168124×8+562=1554867-27-524=316451-271+469=64946×2+771=8631/6+3/6=4/6308-305+115=118211×(433-429)=844782-583+158=357337-11×3=304131×7-371=546155×(202-196)=930297+283+136=716392-(339-112)=165365+553+383=1301121+251+601=973134×6+209=1013271-(21+29)=221516-(227+254)=35611-113-442=5611+318+98=42734+116-25=125644-(838-275)=81736-(59+91)=586167+124×6=911758+(855-22)=1591204+94+632=93075×8-527=7394×7=658291+737+388=1416862-859+784=787292+(174-100)=366248+247=495488-71×5=133454×(476-470)=2724491-(104+266)=121961-461-119=38137×(276-269)=259389-54×3=227347+308+12=667100×7+101=801265+81-336=10867+799-781=885423+(795-691)=527484+153-201=436316+(490-392)=414858+(260-192)=926342+(445-185)=602202-120-14=68413×7=2891919+817-196=15401/6+4/6=5/6249-18×8=10534-14=20266+41×4=430117+291=408942-(467-376)=851460-48=412946+620+359=1925304+495+496=1295145+95=240768-241=527734-592-64=78200×2=400469×9=42216/8-1/8=5/863-63+391=391962-236×4=18767-49×9=326443+(150-109)=484310+153-87=376345+(771-300)=816732-207×2=318884×(38-34)=3536202×(315-312)=606454-(173+44)=23750+158-51=157510+(390-242)=658325-159=166446-11×2=424458-210-53=195284+(435-349)=370888-36-248=60465+(492-352)=205626+450+70=1146424-(208+55)=161834-415-308=11156+344-195=205209+35=24472+(398-319)=151915-507+701=1109297-16=281156×5=780146+239+577=962376-75×2=226283-68×2=147323+31-33=32157+56×3=225439-176-65=198186×4-198=546229×8-291=1541529-103=426455-(90-65)=43082×5=410986+110-560=536260-13=247541×8-130=419894×6=564439-103-197=139879+(372-209)=1042204-27×4=96336-83-201=52379-(290-146)=235697-76+352=97351+332-359=24345-(194+39)=112837×6=5022344+191×3=9171/7+3/7=4/7430-(176+179)=75405-29×4=289332×5-907=753530+(524-371)=683492+(484-236)=7404/6+2/6=1345-243=102366-(325-158)=199331-153=178224+211-323=1122/5-1/5=1/5942-(587+257)=9828×(178-169)=