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

15-2-7=

19-5-8=

13-3-6=

18-17-0=

12-8-1=

11-7-0=

11-2-2=

18-14-4=

12-9-2=

14-3-5=

15-2-10=

14-2-12=

16-4-4=

13-1-7=

18-17-1=

19-7-11=

14-2-4=

14-3-6=

18-2-13=

18-11-0=

19-4-11=

11-1-7=

18-5-11=

15-0-1=

12-10-1=

14-0-4=

14-2-1=

15-0-0=

18-14-2=

12-0-10=

14-13-1=

15-4-4=

11-2-4=

18-13-0=

19-1-12=

18-3-1=

12-7-2=

15-1-13=

20-2-15=

18-5-6=

16-3-5=

19-7-7=

17-1-7=

18-2-2=

15-1-0=

12-9-1=

14-13-1=

12-7-3=

12-8-2=

12-2-0=

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