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

17-15-1=

19-9-8=

16-2-6=

16-11-2=

20-17-0=

19-15-2=

20-18-2=

14-6-1=

18-16-0=

19-17-1=

13-12-0=

16-3-9=

17-7-9=

18-3-14=

13-11-2=

15-1-5=

20-11-6=

16-2-6=

14-12-2=

11-7-0=

14-9-2=

19-17-1=

11-8-2=

20-18-1=

14-13-1=

17-15-0=

13-6-7=

11-5-6=

13-5-4=

19-1-11=

16-0-8=

12-4-5=

20-0-5=

13-6-6=

12-3-2=

11-0-1=

18-2-0=

14-10-2=

14-5-1=

13-0-8=

12-3-3=

19-7-5=

17-6-4=

13-2-4=

11-7-4=

16-3-13=

18-6-1=

15-7-0=

16-14-2=

15-14-1=

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