20以内减法练习(共50道)
姓名:________ 时间:______ 得分:______

20-8=

19-0=

17-10=

19-7=

17-15=

17-8=

19-5=

15-3=

18-13=

20-14=

17-10=

17-0=

15-6=

19-0=

17-15=

14-3=

18-7=

11-10=

18-17=

13-1=

12-2=

18-7=

12-12=

20-0=

16-8=

13-10=

14-9=

11-6=

20-18=

20-10=

14-7=

18-15=

18-7=

13-0=

20-5=

20-2=

15-8=

15-13=

17-13=

12-1=

14-11=

18-0=

11-8=

17-5=

18-7=

14-8=

19-6=

12-5=

20-11=

14-7=

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