20以内的退位减法口算练习题

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20以内的退位减法口算练习题

13-8 = 14-6 = 12-7 = 20-4 = 12-4 = 14-9 = 15-8 = 12-5 = 14-7 =

11-8 = 20-9 = 12-4 = 13-8 = 15-9 = 15-6 = 17-8 = 11-3 = 12-8 =

14-8 = 17-8 = 11-3 = 11-4 = 14-8 = 16-8 = 15-7 = 13-4 = 12-3 =

11-2 = 15-9 = 12-5 = 20-1= 15-6 = 15-9 = 13-7 = 12-6 = 13-9 =

11-6 = 14-9 = 12-4 = 12-9 = 12-8 = 14-6 = 13-8 = 15-7 = 17-8 =

14-8 = 11-4 = 11-3 = 12-4 = 12-7 = 11-8 = 14-7 = 20-4 = 20-6 =

12-8 = 14-6 = 13-8 = 20-7 = 12-9 = 15-7 = 13-8 = 14-6 = 12-8 =

15-9 = 15-6 = 20-4 = 12-4 = 15-9 = 16-7 = 9-7 = 12-6 = 14-7 =

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

13-6 = 15-8 = 14-9 = 12-4 = 12-9 = 11.7 = 12-7 = 11-8 = 14.7 =

19-7 = 14-6 = 13-8 = 15-9 = 14-7 = 15-9 = 13-7 = 15-7 = 17-8 =

14-8 = 20-5 = 11-3 = 12-4 = 12-9 = 12-8 = 14-6 = 13-8 = 15-7 =