20以内的退位减法口算练习题

13-4= 13-5= 12-4= 10-4= 14-8= 17-9= 10-6= 10-5= 17-9= 12-7= 14-9= 14-8= 11-8= 11-2= 11-5= 10-7= 15-9= 16-8= 13-5= 11-6= 11-6= 15-6= 15-9= 12-3= 13-6= 16-7= 13-5= 16-8= 13-9= 10-9= 12-4= 15-7= 10-5= 15-9= 11-3= 12-7= 10-9= 10-4= 11-7= 13-9= 11-5= 10-7= 12-6= 11-3= 17-9= 10-8= 10-3= 10-3= 12-8= 15-8= 15-8= 12-8= 17-8= 12-7= 18-9= 10-4= 11-2= 13-9= 14-8= 14-7= 13-8= 10-3= 11-9= 10-1= 15-6= 18-9= 16-7= 14-7= 12-8= 13-9=

10-3= 17-8= 13-6= 10-1= 13-9= 11-2= 13-8= 16-9= 18-9= 14-9= 11-8= 16-9= 11-9= 16-8= 13-7= 12-7= 16-7= 15-6= 16-9= 15-9= 14-7= 16-8= 11-9= 16-7= 15-9= 11-2= 10-3= 10-3= 12-8= 15-8=

10-3= 10-8= 10-6= 10-5= 10-9= 10-2= 10-1= 10-7= 18-9= 14-9= 13-8= 16-9= 11-9= 16-7= 13-5= 12-6= 16-9= 15-6= 16-9= 15-7= 14-7= 16-8= 15-8= 16-7= 15-9= 11-4= 12-3= 11-3= 12-6= 15-9=

11-3= 17-8= 14-6= 11-1= 13-4= 11-2= 13-8= 16-9= 18-9= 14-9= 12-8= 15-9= 13-8= 16-8= 13-7=

18 － 9 = 12 － 5 = 12 － 3 = 14 － 8 = 15 － 6 = 17 － 8 = 15 － 7 = 13 － 4 = 13 － 5 = 15 － 6 = 12 － 8 = 12 － 4 = 14 － 6 = 11 － 2 = 14 － 9 = 11 － 7 = 13 － 6 = 11 － 5 = 17 － 9 = 15 － 8 =

14-7= 8+8-9= 15-6+2= 12-6= 11-6= 6+7= 17-9= 12+5-9= 7+8= 16-9= 15-8= 10-8+9= 17-8= 11-2+3= 12-3+4= 6+9= 14-9= 13-7= 11-9= 14-6= 15-6= 17-8= 10-2+6= 18-9+7= 11-7= 11+2= 8+6= 13-6= 13+5-9= 15-4= 15-8= 13-9+7= 12-6= 16-7= 11-9= 18-7=

14-3= 14-7= 16-8= 11-3= 12-8= 13-6= 18-9= 8+6= 17-8= 14-6= 15-6= 12-6=

13-2= 12-8-3= 11-5= 16-7= 12-9-2= 5+6= 14-7+7= 12-4+5= 16-6-5= 12-6= 11-6= 15-6-4= 14-6= 15-8= 14-8= 12-( )=9 11-8= 15-( )=7 12-( )=3 17-( )=9

13-5= ( )-6=7 12-( )=5 13-( )=8 ( )-7=7 14-( )=6 11-3+5= 15-( )=9 11-( )=7 17-( )=8 ( )-5=7 14-5-4= 13-( )=7 13-( )=5 15-( )=8 12-( )=9 17-( )=7 12-( )=6 16-( )=9 ( )-4=7 13-5= ( )-6=7 12-( )=5 13-( )=8 ( )-7=7 14-( )=6 11-3+5= 15-( )=9 11-( )=6 17-( )=9 ( )-5=7 14-5-4= 13-( )=4 13-( )=5 15-( )=8 12-( )=9 17-( )=8 12-( )=6 16-( )=9 ( )-4=7 13-5= ( )-6=7 12-( )=5 13-( )=8 ( )-7=7 14-( )=6 11-3+5= 15-( )=9 11-( )=7 17-( )=8 ( )-5=7 14-5-4= 13-( )=7 13-( )=5 15-( )=8 12-( )=9 17-( )=7 12-( )=6 16-( )=9 ( )-4=7 13-5= ( )-6=7 12-( )=5 13-( )=8 ( )-7=7 14-( )=6 11-3+5= 15-( )=9 11-( )=7 17-( )=8 ( )-5=7 14-5-4= 13-( )=7 13-( )=5 15-( )=8 12-( )=9 17-( )=7 12-( )=6 16-( )=9 ( )-4=7