三年級數(shù)學(上)計算題專項練習附答案集錦

三年級數(shù)學(上)計算題專項練習附答案集錦108×(380-375)=875+(450-370)=348-78-115=128+825-94=326+421+147=168+674-411=115+166=325-(69+205)=54×(440-435)=226×4+79=195×5=338×(857-849)=187+273=151+60=177×8-292=767-(116+446)=122+304-165=148+(276-140)=80×8-595=141+686+42=3/6-2/6=442+(428-294)=740-187×2=547-464=243-28×8=385-319+249=68+350+250=489-(97+373)=923-908+699=500-(491-86)=480-59×3=981+119×4=93+216=41+359-357=92×(205-201)=142×6-461=61+231=100×3+362=227×7-528=538+948-131=609-(666-565)=860+295+437=717+190+190=757+787=466-92×4=996-733-24=734-53=172-(418-337)=146+30×3=483-(396-49)=366-106-135=518+222=377-334=819×9=85-38+341=968+547=408+195=47+53+243=287-(296-109)=548×3-824=16+670+28=21×(172-163)=792-70×7=751-529+714=580-237-247=959-(359+140)=629-411=736+(761-480)=536×(338-333)=195×5-45=427+348-483=390-270=415+682+685=328+580+813=143×2=243×(469-465)=300×3-140=851×9=886-(979-978)=926-(77+825)=414-146+169=94×(450-446)=276+25×9=849-270-490=401+20-375=767+(797-539)=384+253×2=469-271+142=899-793=179-27=436×(415-410)=331+60×2=372-351=482-(302+99)=3/5-2/5=807-30×9=148+659=691-649+856=156+267-94=132-(630-560)=89+(466-418)=691-44×2=578+649-617=225+(696-548)=367+(938-190)=213+237=556-11-211=813-636+669=225+83-67=652-(268+108)=814-86-645=978-320×3=656×9=844-(850-180)=115+(603-466)=341+150=106-35×3=387-263+39=289-135-30=120+366=63+(393-266)=5/7-1/7=105×(134-131)=221×4-538=384-(225+35)=80×4+133=181×4=767-645-40=334+46-366=219×5=880+840-199=341-101-215=630-(668-73)=95+88=130+250=295+197-340=339-(127+120)=602+(955-639)=805-40-585=318×3=120×2=629-420+17=639-62×2=118+25+667=25×5+391=195+46×4=11+(405-242)=128+59×4=72×9+222=387-(197-49)=352-(52-43)=490-(94+126)=143×3+596=217+36-189=155×3-205=363-155×2=356×8-513=400-87=960×7=175+309=880-360-192=129×8-612=145×6=605-(808-402)=371-271=5/9-4/9=19+89+535=757×(213-206)=217+128-64=271-204+197=491-(485-92)=675-364+453=311+(338-82)=88×4=914-58+387=326+460=214+252=797-(367+328)=485-47-173=395-321=21+43×3=103+464+214=934-160×5=4/6-1/6=203+60×6=442-208-74=411-88×4=85+278-329=429-124=290×(328-325)=983-88×2=384×4=437-34-20=432-244+147=328+(640-563)=3/5-1/5=181+101-71=994-(850-213)=225×(100-94)=72+997+512=873+777+980=334+504=839×(242-236)=130×5+530=92+432×2=398-224+216=166+797-689=456+297=311+150-377=152×5=218-152+268=182-69+94=11+321-107=354+(265-182)=816-88+889=979-(241-188)=648×2=2/4-1/4=184×(139-134)=410-61×6=953-574-204=832-44×4=614-89×6=538×9-78=421-365=491+(387-212)=120-30×4=754-104+210=25×(168-159)=744-(668-423)=251×3-199=107+141=370×(35-28)=972-972+988=401×(815-811)=965-239×2=664-271+355=58×9+644=457+334=150×(159-153)=245-170=381+(165-151)=248+(498-35)=741×(217-214)=91×4=302-187-15=45-29=475-383=491+75+32=284×(262-259)=301-32×7=348×7=934-37-117=86×(334-331)=301-111+28=4/7-1/7=694+142-112=614+888-36=367+(739-636)=382-10=734+504=402-(312-146)=479-(396-357)=247-(10+35)=350-53-198=402-(181+176)=202-(384-195)=59×6=894-(459+331)=156+320=262-28+170=15+66=938+245-931=376+192+688=164+768=200×5-401=698-199-339=271×2=750-156×3=325×2+175=35+304-310=4/9+5/9=124×(349-344)=562×4-10=930-644=436×8-317=943-(18+14)=138-16-20=813-(187-62)=15×7-18=454+(322-182)=232-(20+182)=482-52-295=183×3-181=739+34+95=467+123=631+339-719=838+786-536=405×7=83+(486-223)=866+611+813=365-283+372=77+(994-117)=95×3=811+990+380=394-(332-223)=339-45×4=212+(921-758)=40-(346-317)=141×(54-49)=432-62-286=236-38=997+(681-284)=964-375-149=436-22×8=1/3+2/3=130×5+22=185-51+187=708-(713-479)=373×5=879×8=679×7-696=137-(253-155)=517+295+46=648+448-465=431-74×3=36×2=292×2+692=497-(459-114)=262+192=60+16=674+438+551=432-202+32=248+914-335=632-260+641=668×2-57=102+503=209+35=704×(624-621)=269-62-90=219+648+90=301+138-418=95×8=46×4=97-52=312-(328-180)=153×(475-471)=410-(47+318)=242-36×6=489-58=533-138+544=198×(424-421)=617+282×2=232+258-80=254-43×3=308-(345-154)=801-(939-785)=200-(294-153)=223×2=900-751=825-325=709-(470-20)=259+223+153=811×6=772-(73+670)=953-529-148=351-269=49×2+154=69×3=966-214×2=833-237+476=454+137×3=474+(402-41)=281-109-12=901×(700-695)=966-499-25=165-(459-319)=338-50×6=604-46=234+318-542=133+357+432=461+(940-271)=336-79-232=383+61-335=3/6+2/6=949-64×9=257+306+288=55+190=197×4=207×7=582-108=222-(277-264)=297+268+341=42+140=344-48-224=166+145=128+316×3=86×(258-253)=68+17=429-27=79+258=68×5+311=362-(743-531)=623-353-88=383-(364+19)=54×5=24+354-359=944-342-199=39×5=340+(285-238)=492+272-664=279+(187-83)=706-370+615=181×3-73=337-88×2=997-660=482+135+101=53+143=949-816=26×(466-461)=318-(875-691)=996-(134+542)=496+336=132×(384-378)=355-(489-337)=354×2=410-(111+253)=463×2=777-(102+61)=843-(698-452)=119-(48+19)=17×(29-20)=431+(227-70)=743-422=718-21+54=2/8+3/8=528-105-275=122+(482-78)=457-35-49=785+29-274=109×6+758=29+503+233=297-20×4=263×(219-216)=111-(159-139)=336-274=280+148-278=3/7+2/7=325-(270-139)=497-487+341=84+74=361-339=238-(86+144)=472-50×9=678×6-617=41+(500-63)=315-291=428-(407+13)=204+212-200=288+309+392=382+851-429=739-174+788=117+196+238=279×7=266+535=148×(238-234)=510-188=76+116+762=134×(849-844)=63+(389-387)=789×4=306-(218+80)=350-(69+243)=944-(626-601)=374-(122+242)=368+39-179=494-199-90=734×(278-269)=6/8+2/8=178+(829-759)=512×4-53=608-(344+187)=356-(211+21)=388-159=594-298-270=421-186=342-80-27=96+(733-431)=663+129×7=87+161×5=693+593-889=273-63=378-(209+119)=879+251×2=11+757+382=156+273=175-122-12=486-413+16=113+300×3=97×7+93=22×7-61=376+(654-271)=888-129×3=213×2+516=87×9+771=114×2=181×3-187=95×(954-948)=150×4+98=849+129+754=655-43=311+687-272=357-(373-169)=757×7=734+690=293-195=898-868=38+357-200=490+(480-209)=678+624+167=710-674=477×9-421=60+247×2=948-(432+15)=753+812-846=613+181=305-94-98=340-265+486=125×5=226×3+287=305-23+168=746-337-35=317×3+809=383-145-59=273×2+398=858-(427-21)=79+318+456=189×(191-188)=497-(51+117)=349×2-619=873-(13+263)=663-(701-571)=225×(497-494)=64+173-102=798×5-620=993-(318+294)=171+244=884+509+821=473-297=335+42×9=339+(733-375)=78+21-34=37-12×2=164+321-213=917-(699+97)=241×(349-341)=264×4-621=260+(350-232)=638-389-22=629+171×4=3/9-1/9=479-(174+287)=215-(229-207)=157+50+353=969-41-45=467-196-194=273+63-290=253-23=554×6=414×(918-913)=472-(318+22)=141+259=79×8-580=676-(372+174)=852-648+203=324+(416-154)=177-(245-192)=303+72=235-83=226-(84+21)=55+(480-182)=161-93=372×9-771=268×(531-527)=252-50×4=726-163-414=270×6=489-361=493-472=641×3=40×(580-577)=616-316+530=982-44×6=618-229+288=49×6-124=910-(922-686)=463-321=452×2-881=812-462=297-32-63=278×7-176=2/7+3/7=142+(743-610)=150+(655-615)=658×2-269=279+105-13=58+37+378=2/7+4/7=704-328×2=971×2=1/9+7/9=801-(255-97)=390-(11+37)=955-17-426=43×(349-346)=928-101×7=300×2=212×2+570=884+(891-382)=117+(725-37)=269-71+30=274+88=469×5=492-65+24=75×2=731+83+135=875-(238+415)=442-(259+178)=442-(224+210)=124-(471-416)=655-497-135=172+35=457-219×2=417-92×3=16×8=807+767-261=470-253-152=354+236×3=18×7=56×(352-344)=142+235-65=94+485+25=57×2=700-(60+163)=885+36×3=617×6=249×4=699×6=164+650-767=468+86=429-(137+125)=80+144=255×7-925=852×(683-679)=96+293=13×(32-24)=326+103=187+264+238=987-241×2=38×5-45=803-230×3=956-233×3=381-(110+25)=908-(745-230)=256×(758-752)=666×8-344=579×4-479=215+(424-169)=349×2-173=35×6+22=653+397-135=510+462=192×3+267=154+604-733=752×3=79+(108-25)=307-120×2=628×(772-763)=837-(716-272)=545×(248-240)=879-(436+391)=231×3=95+768+629=229×8-893=591+998-332=130+179×5=69+130=811+747+402=815-(150+614)=43+696+48=4/8-1/8=39+136×4=487-319+154=182-18×2=177-(15+92)=627+541-448=781×9-872=329+(442-120)=246+645+84=1/5+2/5=407-(743-684)=788-245×2=321-260+423=419-(123+55)=892-100+790=985-317×2=346-(71+87)=704-(478-424)=159+259+64=805-(116+254)=95×(251-243)=338-260=830×(346-338)=331-238-81=198+728+35=476-(442-48)=316-88+216=747-105=492-226×2=812-127×3=431+616+455=243+42-105=806+170×3=363+(490-320)=369-(398-105)=940+(355-216)=344-26×5=894-228×2=122×3+394=29+458-155=152×(102-96)=534+293=463-120-70=202×(205-201)=162×5-587=454-(458-145)=407+744+980=584+683+695=275-149-49=152×5-247=447-64×2=2/3-1/3=551+177=56×(372-365)=334-162+768=432-(436-71)=237-18×4=607-425+472=146×2+627=320×2=219-(98-52)=885+690-663=234+180-318=713-(14+626)=238-150+24=439×(818-813)=498-73×2=443-193-78=966-548=3/5+2/5=100×2+784=426-48×4=561+85+247=945-246+205=878-477-111=960-88×3=123-(32+78)=213×(345-338)=30×6+139=819+796+322=142-92=92-14+102=461-70+12=401×2-75=153+157=61+326=330-217-109=460-17=557-464+897=91+202+60=232+239+378=361+157+133=404×2-429=184+38×3=120-39+412=828×(810-801)=571-92×4=101+(347-312)=764+(825-114)=233-(587-530)=14+85×2=909×7-64=107×8-596=533-(60+298)=289×3-675=381+202+118=97×6+436=83+103×6=430+826+59=546+(807-166)=198×6-784=269-173+150=176-157+59=200×2-293=56×9-368=978-116-832=4/7-3/7=956-216+426=518+182+239=252-157-51=258+47×5=160×(400-395)=134-(209-171)=918-(259+122)=489+(349-231)=461-333=1/4+2/4=556+(920-823)=966-(658-433)=86×9-582=138×2+476=328-(163+14)=602×3-744=339+(730-161)=533+728-365=633-363=93+(773-559)=471-202=731-693+972=50×(659-653)=173×8=489+(405-273)=201-(497-418)=753×8-56=303×3-178=161×6-749=360-29×9=312-246=372-110+57=38×6-183=551+510+308=753-(119+418)=228×4=343+80+365=165×6-883=92+(491-13)=96+(772-515)=23×4=142-58+295=329×5=869-663+918=944-642=818-640=400+(200-95)=428-43×2=352+187=328×3-406=944-(302+417)=399-109-194=382-177-108=477+113×8=464-100-39=604+450=390-11×6=參考答案108×(380-375)=540875+(450-370)=955348-78-115=155128+825-94=859326+421+147=894168+674-411=431115+166=281325-(69+205)=5154×(440-435)=270226×4+79=983195×5=975338×(857-849)=2704187+273=460151+60=211177×8-292=1124767-(116+446)=205122+304-165=261148+(276-140)=28480×8-595=45141+686+42=8693/6-2/6=1/6442+(428-294)=576740-187×2=366547-464=83243-28×8=19385-319+249=31568+350+250=668489-(97+373)=19923-908+699=714500-(491-86)=95480-59×3=303981+119×4=145793+216=30941+359-357=4392×(205-201)=368142×6-461=39161+231=292100×3+362=662227×7-528=1061538+948-131=1355609-(666-565)=508860+295+437=1592717+190+190=1097757+787=1544466-92×4=98996-733-24=239734-53=681172-(418-337)=91146+30×3=236483-(396-49)=136366-106-135=125518+222=740377-334=43819×9=737185-38+341=388968+547=1515408+195=60347+53+243=343287-(296-109)=100548×3-824=82016+670+28=71421×(172-163)=189792-70×7=302751-529+714=936580-237-247=96959-(359+140)=460629-411=218736+(761-480)=1017536×(338-333)=2680195×5-45=930427+348-483=292390-270=120415+682+685=1782328+580+813=1721143×2=286243×(469-465)=972300×3-140=760851×9=7659886-(979-978)=885926-(77+825)=24414-146+169=43794×(450-446)=376276+25×9=501849-270-490=89401+20-375=46767+(797-539)=1025384+253×2=890469-271+142=340899-793=106179-27=152436×(415-410)=2180331+60×2=451372-351=21482-(302+99)=813/5-2/5=1/5807-30×9=537148+659=807691-649+856=898156+267-94=329132-(630-560)=6289+(466-418)=137691-44×2=603578+649-617=610225+(696-548)=373367+(938-190)=1115213+237=450556-11-211=334813-636+669=846225+83-67=241652-(268+108)=276814-86-645=83978-320×3=18656×9=5904844-(850-180)=174115+(603-466)=252341+150=491106-35×3=1387-263+39=163289-135-30=124120+366=48663+(393-266)=1905/7-1/7=4/7105×(134-131)=315221×4-538=346384-(225+35)=12480×4+133=453181×4=724767-645-40=82334+46-366=14219×5=1095880+840-199=1521341-101-215=25630-(668-73)=3595+88=183130+250=380295+197-340=152339-(127+120)=92602+(955-639)=918805-40-585=180318×3=954120×2=240629-420+17=226639-62×2=515118+25+667=81025×5+391=516195+46×4=37911+(405-242)=174128+59×4=36472×9+222=870387-(197-49)=239352-(52-43)=343490-(94+126)=270143×3+596=1025217+36-189=64155×3-205=260363-155×2=53356×8-513=2335400-87=313960×7=6720175+309=484880-360-192=328129×8-612=420145×6=870605-(808-402)=199371-271=1005/9-4/9=1/919+89+535=643757×(213-206)=5299217+128-64=281271-204+197=264491-(485-92)=98675-364+453=764311+(338-82)=56788×4=352914-58+387=1243326+460=786214+252=466797-(367+328)=102485-47-173=265395-321=7421+43×3=150103+464+214=781934-160×5=1344/6-1/6=3/6203+60×6=563442-208-74=160411-88×4=5985+278-329=34429-124=305290×(328-325)=870983-88×2=807384×4=1536437-34-20=383432-244+147=335328+(640-563)=4053/5-1/5=2/5181+101-71=211994-(850-213)=357225×(100-94)=135072+997+512=1581873+777+980=2630334+504=838839×(242-236)=5034130×5+530=118092+432×2=956398-224+216=390166+797-689=274456+297=753311+150-377=84152×5=760218-152+268=334182-69+94=20711+321-107=225354+(265-182)=437816-88+889=1617979-(241-188)=926648×2=12962/4-1/4=1/4184×(139-134)=920410-61×6=44953-574-204=175832-44×4=656614-89×6=80538×9-78=4764421-365=56491+(387-212)=666120-30×4=0754-104+210=86025×(168-159)=225744-(668-423)=499251×3-199=554107+141=248370×(35-28)=2590972-972+988=988401×(815-811)=1604965-239×2=487664-271+355=74858×9+644=1166457+334=791150×(159-153)=900245-170=75381+(165-151)=395248+(498-35)=711741×(217-214)=222391×4=364302-187-15=10045-29=16475-383=92491+75+32=598284×(262-259)=852301-32×7=77348×7=2436934-37-117=78086×(334-331)=258301-111+28=2184/7-1/7=3/7694+142-112=724614+888-36=1466367+(739-636)=470382-10=372734+504=1238402-(312-146)=236479-(396-357)=440247-(10+35)=202350-53-198=99402-(181+176)=45202-(384-195)=1359×6=354894-(459+331)=104156+320=476262-28+170=40415+66=81938+245-931=252376+192+688=1256164+768=932200×5-401=599698-199-339=160271×2=542750-156×3=282325×2+175=82535+304-310=294/9+5/9=1124×(349-344)=620562×4-10=2238930-644=286436×8-317=3171943-(18+14)=911138-16-20=102813-(187-62)=68815×7-18=87454+(322-182)=594232-(20+182)=30482-52-295=135183×3-181=368739+34+95=868467+123=590631+339-719=251838+786-536=1088405×7=283583+(486-223)=346866+611+813=2290365-283+372=45477+(994-117)=95495×3=285811+990+380=2181394-(332-223)=285339-45×4=159212+(921-758)=37540-(346-317)=11141×(54-49)=705432-62-286=84236-38=198997+(681-284)=1394964-375-149=440436-22×8=2601/3+2/3=1130×5+22=672185-51+187=321708-(713-479)=474373×5=1865879×8=7032679×7-696=4057137-(253-155)=39517+295+46=858648+448-465=631431-74×3=20936×2=72292×2+692=1276497-(459-114)=152262+192=45460+16=76674+438+551=1663432-202+32=262248+914-335=827632-260+641=1013668×2-57=1279102+503=605209+35=244704×(624-621)=2112269-62-90=117219+648+90=957301+138-418=2195×8=76046×4=18497-52=45312-(328-180)=164153×(475-471)=612410-(47+318)=45242-36×6=26489-58=431533-138+544=939198×(424-421)=594617+282×2=1181232+258-80=410254-43×3=125308-(345-154)=117801-(939-785)=647200-(294-153)=59223×2=446900-751=149825-325=500709-(470-20)=259259+223+153=635811×6=4866772-(73+670)=29953-529-148=276351-269=8249×2+154=25269×3=207966-214×2=538833-237+476=1072454+137×3=865474+(402-41)=835281-109-12=160901×(700-695)=4505966-499-25=442165-(459-319)=25338-50×6=38604-46=558234+318-542=10133+357+432=922461+(940-271)=1130336-79-232=25383+61-335=1093/6+2/6=5/6949-64×9=373257+306+288=85155+190=245197×4=788207×7=1449582-108=474222-(277-264)=209297+268+341=90642+140=182344-48-224=72166+145=311128+316×3=107686×(258-253)=43068+17=85429-27=40279+258=33768×5+311=651362-(743-531)=150623-353-88=182383-(364+19)=054×5=27024+354-359=19944-342-199=40339×5=195340+(285-238)=387492+272-664=100279+(187-83)=383706-370+615=951181×3-73=470337-88×2=161997-660=337482+135+101=71853+143=196949-816=13326×(466-461)=130318-(875-691)=134996-(134+542)=320496+336=832132×(384-378)=792355-(489-337)=203354×2=708410-(111+253)=46463×2=926777-(102+61)=614843-(698-452)=597119-(48+19)=5217×(29-20)=153431+(227-70)=588743-422=321718-21+54=7512/8+3/8=5/8528-105-275=148122+(482-78)=526457-35-49=373785+29-274=540109×6+758=141229+503+233=765297-20×4=217263×(219-216)=789111-(159-139)=91336-274=62280+148-278=1503/7+2/7=5/7325-(270-139)=194497-487+341=35184+74=158361-339=22238-(86+144)=8472-50×9=22678×6-617=345141+(500-63)=478315-291=24428-(407+13)=8204+212-200=216288+309+392=989382+851-429=804739-174+788=1353117+196+238=551279×7=1953266+535=801148×(238-234)=592510-188=32276+116+762=954134×(849-844)=67063+(389-387)=65789×4=3156306-(218+80)=8350-(69+243)=38944-(626-601)=919374-(122+242)=10368+39-179=228494-199-90=205734×(278-269)=66066/8+2/8=1178+(829-759)=248512×4-53=1995608-(344+187)=77356-(211+21)=124388-159=229594-298-270=26421-186=235342-80-27=23596+(733-431)=398663+129×7=156687+161×5=892693+593-889=397273-63=210378-(209+119)=50879+251×2=138111+757+382=1150156+273=429175-122-12=41486-413+16=89113+300×3=101397×7+93=77222×7-61=93376+(654-271)=759888-129×3=501213×2+516=94287×9+771=1554114×2=228181×3-187=35695×(954-948)=570150×4+98=698849+129+754=1732655-43=612311+687-272=726357-(373-169)=153757×7=5299734+690=1424293-195=98898-868=3038+357-200=195490+(480-209)=761678+624+167=1469710-674=36477×9-421=387260+247×2=554948-(432+15)=501753+812-846=719613+181=794305-94-98=113340-265+486=561125×5=625226×3+287=965305-23+168=450746-337-35=374317×3+809=1760383-145-59=179273×2+398=944858-(427-21)=45279+318+456=853189×(191-188)=567497-(51+117)=329349×2-619=79873-(13+263)=597663-(701-571)=533225×(497-494)=67564+173-102=135798×5-620=3370993-(318+294)=381171+244=415884+509+821=2214473-297=176335+42×9=713339+(733-375)=69778+21-34=6537-12×2=13164+321-213=272917-(699+97)=121241×(349-341)=1928264×4-621=435260+(350-232)=378638-389-22=227629+171×4=13133/9-1/9=2/9479-(174+287)=18215-(229-207)=193157+50+353=560969-41-45=883467-196-194=77273+63-290=46253-23=230554×6=3324414×(918-913)=2070472-(318+22)=132141+259=40079×8-580=52676-(372+174)=130852-648+203=407324+(416-154)=586177-(245-192)=124303+72=375235-83=152226-(84+21)=12155+(480-182)=353161-93=68372×9-771=2577268×(531-527)=1072252-50×4=52726-163-414=149270×6=1620489-361=128493-472=21641×3=192340×(580-577)=120616-316+530=830982-44×6=718618-229+288=67749×6-124=170910-(922-686)=674463-321=142452×2-881=23812-462=350297-32-63=202278×7-176=17702/7+3/7=5/7142+(743-610)=275150+(655-615)=190658×2-269=1047279+105-13=37158+37+378=4732/7+4/7=6/7704-328×2=48971×2=19421/9+7/9=8/9801-(255-97)=643390-(11+37)=342955-17-426=51243×(349-346)=129928-101×7=221300×2=600212×2+570=994884+(891-382)=1393117+(725-37)=805269-71+30=228274+88=362469×5=2345492-65+24=45175×2=150731+83+135=949875-(238+415)=222442-(259+178)=5442-(224+210)=8124-(471-416)=69655-497-135=23172+35=207457-219×2=19417-92×3=14116×8=128807+767-261=1313470-253-152=65354+236×3=106218×7=12656×(352-344)=448142+235-65=31294+485+25=60457×2=114700-(60+163)=477885+36×3=993617×6=3702249×4=996699×6=4194164+650-767=47468+86=554429-(137+125)=16780+144=224255×7-925=860852×(683-679)=340896+293=38913×(32-24)=104326+103=429187+264+238=689987-241×2=50538×5-45=145803-230×3=113956-233×3=257381-(110+25)=246908-(745-230)=393256×(758-752)=1536666×8-344=4984579×4-479=1837215+(424-169)=470349×2-173=52535×6+22=232653+397-135=915510+462=972192×3+267=843154+604-733=25752×3=225679+(108-25)=162307-120×2=67628×(772-763)=5652837-(716-272)=393545×(248-240)=4360879-(436+391)=52231×3=69395+768+629=1492229×8-893=939591+998-332=1257130+179×5=102569+130=199811+747+402=1960815-(150+614)=5143+696+48=7874/8-1/8=3/839+136×4=583487-319+154=322182-18×2=146177-(15+92)=70627+541-448=720781×9-872=6157329+(442-120)=651246+645+84=9751/5+2/5=3/5407-(743-684)=348788-245×2=298321-260+423=484419-(123+55)=241892-100+790=1582985-317×2=351346-(71+87)=188704-(478-424)=650159+259+64=482805-(116+254)=43595×(251-243)=760338-260=78830×(