兩位是減一位數(shù)退位減法練習(xí)題

1、兩位是減一位數(shù)退位減法練習(xí)題26-9=32-7=24-6=25-7=35-6=42-8=26-8=32-8=32-9=35-7=33-5=33-9=34-5=34-6=34-9=35-9=36-7=36-9=37-9=38-9=20-4=40-4=21-8=20-8=30-7=40-2=31-4=31-7=40-1=22-6=40-3=40-5=40-9=41-2=33-8=41-3=41-5=41-7=23-8=41-9=42-3=22-9=23-5=25-8=27-9=42-4=42-5=42-7=42-9=43-4=43-5=43-7=61-8=53-5=62-5=53-8=43-9=4

2、4-5=44-7=45-6=45-8=53-7=61-4=46-7=46-9=47-8=48-9=54-8=60-6=63-6=63-5=50-1=50-3=50-5=50-7=55-8=62-8=50-9=51-2=51-5=64-8=51-7=51-9=52-3=52-7=43-6=44-8=52-8=52-9=53-4=53-6=45-9=53-9=54-5=46-8=61-7=60-8=54-6=54-7=50-2=61-3=54-9=55-6=50-6=61-6=17441412621832741684111420-5=30-6=20-5=90-1=20-3=60-4=30-4=37

3、-8=41-7=81-2=-8=27-8=37-8=64-6=54-6=-6=34-6=24-6=14-6=25-6=-9=33-7=46-9=22-4=23-8=-6=52-9=42-8=32-4=75-7=-5=46-8=28-9=16-8=21-4=-9=35-6=31-4=16-7=33-5=-5=42-5=57-9=61-4=73-5=-6=54-7=23-4=36-8=14-5=-8=23-6=26-8=14-7=82-6=-7=91-4=67-9=55-6=47-8=-4=21-4=31-4=41-4=51-4=-7=24-7=34-7=483=843=50-7=40-3=60-

4、2=20-8=50-4=70-4=70-8=40-7=80-4=60-7=80-5=70-3=70-5=40-6=80-8=30-5=50-6=60-2=40-5=50-7=60-3=22-4=23-9=42-6=63-8=53-6=54-9=26-8=85-8=38-9=73-7=38-9=45-9=72-3=24-6=63-8=72-5=34-8=71-7=65-8=48-9=24-7=53-9=68-3=46-9=21-7=把正確的得數(shù)圈出來(lái).458(37,47)929(2,83)847(14,77)376(21,31)提問(wèn)：在計(jì)算兩位數(shù)減一位數(shù)的減法時(shí),你有什么要提醒大家的?56561

5、86310549577242.填一填.(或=06140654605267220703103523+802388490845(1)直接寫(xiě)得數(shù)74-6=807=547=27-849-5=25+6=989=62-20=(2)在得數(shù)比50小的算式后面畫(huà)54-9D42+874-40059-4D42+636+30(3)解決問(wèn)題.亮亮帶30元去買(mǎi)一個(gè)書(shū)包28元,應(yīng)找回多少元?六.智力沖浪,拓展練習(xí).和各表示什么數(shù)字?.=850=()=()348=438=834=384=18+6=27+7=28+2=36+627+823-9=94-5=77-8=60-480-548+5=49+6=18+8=48+7=18+750-660-7=90-8=50-9=91-2=7+56=9+35=4+36=8+49=6+68=42-7=32-8=73-8=83-9=34-5=24+6=15+7=55+8=67+5=48+693-9=44-5=467=85-9=87+3=77+9=68+9=69+1=15-7=65-8=75-9=58+2=68+339+4=47+5=42-8=80-3=84-676+425-656-775+=72-791-512+9=28+4=86+5=-8=35-695-7=75-8=34+6=+7=53+8968=669=879=489=69+584435