20以内退位减法口算练习题.docx

20以内退位减法口算练习题.docx

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20以内退位减法口算练习题

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12-5=

15-9=

14-6=

12-7=

11-3=

15-7=

11-2=

15-6=

12-5=

12-6=

15-8=

12-8=

12-3=

15-6=

15-8=

11-9=

14-8=

14-5=

16-7=

11-8=

14-6=

13-4=

11-6=

12-7=

18-9=

11-4=

11-8=

14-8=

11-5=

11-8=

12-3=

15-9=

11-9=

13-6=

14-5=

12-9=

11-6=

11-5=

14-8=

13-8=

14-9=

12-8=

15-7=

14-8=

12-4=

11-5=

11-3=

13-7=

14-7=

16-9=

15-9=

15-7=

13-