三位数减三位数 计算题 .

三位数减三位数退位减法练习题322-258=401-189= 53-97=07-39=461-484=14-95=312-79=401-354=363-94= 48-172= 38-241=449-131=292-257=11-356=1-59=62-232=274-46= 72-54=85-53=993-296=457-58= 05-286= 57-388= 02-243=406-249=26-229= 05-216=344-245=307-136=28-169=0-289= 72-175=253-58= 07-189=326-182= 00-258=700-292=500-78=400-348=722-248=141-69= 22-158= 73-184=378-255=486-305=90-246= 71-185=806-37=370-81=1-188= 49-337=35-187=454-266=27-148=07-225= 40-396=448-59= 12-28=416-151=2-173=436-77=0-86=7-569=300-182=463-97= 01-336=6-538= 03-265=675-138=11-259= 12-229= 43-435=303-297=62-176= 77-178=35-289=708-223= 10-154=70-383= 00-325=18+237=42+558=31+348=59-764=97-653=57-792=50-688=23 -294=16+196= 180+625= 170+316=31+294= 196-47=24+324= 148+626=6+208=95-798=847-469=0+278= 71-341=8+682= 99+223= 21-488= 44+399= 6+166=2+333= 121+206= 73-725= 79-789= 03-198=219-0=433+443=2+121=9+381=786-51= 24+542= 128+835= 95-703=5+402= 49-652= 76-611= 98-964=6-54= 74+503= 80-165= 35-23=5+573=3-445=+790= 171-86= 42+458=455+310= 47-680= 138+790= 136+688= 58-87= 09-503= 16+381= 10-288= 41+972= 140-138=+943= 47-38= 70+250= 04+444=3+812= 83+308=6-203=390+552=01+836=05-369=7+983=20+269=21+148=2+744=38+ 893=5+258=43-80=26-255=33-624=28+469=4+581=58+239=3 0-520=39+144=232-200= 47-423=7-91= 88-219= 7+521= 172+946= 58+286= 34+390=3-271= 161+384= 57+213= 09-11=4+986= 79-193= 03-860= 52+375=+568=629-400= 19-10= 71-12=7-255=0+195=3+467=51-168= 32+249= 143+614= 177+523=3+193= 00-422= 116+842= 193+339=+667= 187+361=2-569=627-558=8-418=9+166= 06-355= 192+299=5-516= 87-833= 54-159= 16-563=7+451=2+593=5-493= 31-810= 03+407=2-102= 72+577= 13+371=63+455= 135+364= 19+898=14-510=9+496=44+392=08-293=75-771=83-473=167+745=47+599=57-507=66+445=79-466=37+263=72-213=27+144=3+900=880-661= 75+286= 8+668= 83-596= 79-114= 76-351= 79-511=6-171=2+392= 56-107= 73-481=0+436=4-257= 128+612= 4+796=8+372=4-612=8-200=213+292=+967= 54-321= 42-189= 73-799= 22-62= 75-540= 86-46=9-184= 146+654=5+107=5-329= 21-226= 03+575= 18+362= 54-657= 131+784=9-68=73+659= 24-361= 05-528= 45-467=6-200= 43+119= 74-725= 00-252= 70+547= 20+350= 100+735=1+355= 88-303=3+590= 35+229=5+304= 79+226= 35-414=471-188=81-46=04-742=02-110=5+843=81+567=74-484=21-766=73+597=12-472=26-70=34-515=91+958=70-186=80-636=82-42=24+966=69+725=541+936=8+761=4-273=3+952= 78-301= 31+497= 05-625= 162+224=9-352= 107+758= 17-171= 17-684= 88-211=8+981= 11-363=0+961= 136+913= 1+383=641+883= 02+787=6+688= 60+779= 00+761= 59+687= 133-103= 50+731= 117+372=4+961= 33+827=+288=4+856= 7+406= 09+998= 183+593= 28+737=6-361=974-722= 04-146=6-651= 32-175= 79+955= 11-306= 77+800= 07+859=1+605= 13+212=1-705= 55-411= 160+627=7-143= 80+314= 184+378= 33-227= 37-207=退位减法计算1452―17455―17652―18454―18652―27453―27652―284 53―28661―17464―17462―19461―19461―27462―27462―29462―29415―12416―12946―15446―15916―32416―32936―35446―35915―12415―12855―16455―16815―32 415―32855―36455―36841―16246―16541―18246―1854 1―36240―36541―38246―38= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =退位减法计算507―12817―12927―13827―13907―21807―21937―2483 7―24907―31807―31937―34827―34917―42807―42917―43827―43971―18272―18471―19272―19471―38272―38471―39271―39404―21604―21854―27654―27804―31604―31864―37664―37630―15636―15631―18635―1863 1―45635―45631―48635―48= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =退位减法计算640―25145―25640―29146―29640―35145―35640―3914 2―39607―21607―21627―23617―23607―41607―41617―43627―43671―18672―18670―19671―19670―28173―28670―29173―29670―38173―38670―39170―39671―48 671―48670―49670―49603―21613―21673―27673―2760 3―41603―41663―47663―47= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =退位减法计算721―14325―14622―18325―18620―54325―54622―5832 5―58631―14235―14631―19235―19631―54235―54631―59235―59613―12413―12943―15443―15903―21403―21953―26403―26903―51403―51953―56483―56983―62 483―62943―65403―65922―13412―13842―15442―1582 2―63422―63842―65442―65= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =退位减法计算812―24815―24612―27815―27611―35216―35811―3621 6―36811―45215―45811―46216―46812―54815―54612―57815―57631―14234―14831―19234―19830―24130―24630―29135―29630―54135―54630―59135―59631―64 233―64831―69234―69806―31806―31906―32816―3290 6―51806―51916―52816―52= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =退位减法计算814―12814―12924―13814―13964―27164―27864―2916 2―29860―57161―57860―59162―59814―72814―72924―73824―73903―21803―21943―25843―25903―61803―61943―65833―65921―23821―23831―25821―25811―32 811―32851―36851―36811―52811―52851―56841―5682 1―63821―63841―65821―65= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =三位数减三位数退位退位减法练习教学目标：1、通过练习，巩固三位数减三位数的退位减法的计算方法。

三位数加减三位数计算题一、不进位加法1.321 + 234 = 555。

-解析：个位1 + 4 = 5，十位2 + 3 = 5，百位3 + 2 = 5。

2.456 + 123 = 579。

-解析：个位6 + 3 = 9，十位5 + 2 = 7，百位4 + 1 = 5。

二、进位加法3.287 + 365 = 652。

-解析：个位7 + 5 = 12，向十位进1，十位8 + 6 + 1 = 15，向百位进1，百位2 + 3 + 1 = 6。

4.478 + 296 = 774。

-解析：个位8 + 6 = 14，向十位进1，十位7 + 9 + 1 = 17，向百位进1，百位4 + 2 + 1 = 7。

三、不退位减法5.543 - 212 = 331。

-解析：个位3 - 2 = 1，十位4 - 1 = 3，百位5 - 2 = 3。

6.675 - 342 = 333。

-解析：个位5 - 2 = 3，十位7 - 4 = 3，百位6 - 3 = 3。

四、退位减法7.435 - 278 = 157。

-解析：个位5 不够减8，向十位借1，15 - 8 = 7，十位3 被借走1 变为2，2 不够减7，向百位借1，12 - 7 = 5，百位 4 被借走 1 变为3，3 - 2 = 1。

8.568 - 397 = 171。

-解析：个位8 不够减7，向十位借1，18 - 7 = 11，向十位借位后个位为1，十位6 被借走1 变为5，5 不够减9，向百位借1，15 - 9 = 6，百位5 被借走1 变为4，4 - 3 = 1。

五、连续进位加法9.389 + 468 = 857。

-解析：个位9 + 8 = 17，向十位进1，十位8 + 6 + 1 = 15，向百位进1，百位3 + 4 + 1 = 8。

10.276 + 587 = 863。

-解析：个位6 + 7 = 13，向十位进1，十位7 + 8 + 1 = 16，向百位进1，百位2 + 5 + 1 = 8。