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20以内减法练习(一)

发布时间:2019-06-25 09:07

17-12 =     11-11 =     11-4 =      11-5 =      8-5 =

11-2 =      17-5 =      8-6 =       14-2 =      8-4 =

17-14 =     17-9 =      8-2 =       8-5 =       8-3 =

17-5 =      14-5 =     17-14 =     11-11 =     11-2 =

17-5 =      14-10 =     11-8 =     11-5 =     17-14 =

11-8 =      11-11 =     14-3 =      14-5 =     17-5 =

8-5 =       11-2 =      17-14 =     11-2 =      8-5 =

8-3 =      14-10 =     17-14 =     11-8 =     11-11 =

8-3 =      17-5 =      17-12 =     17-5 =      14-2 =

11-11 =     14-11 =     11-4 =      8-5 =     17-13 =

11-11 =     8-5 =       14-11 =     8-5 =      17-5 =

14-11 =     8-5 =       11-5 =      8-6 =      17-5 =

11-8 =      8-5 =      17-6 =     11-11 =     17-14 =

14-2 =     17-11 =     11-11 =     17-15 =     11-2 =

11-5 =      14-5 =      14-2 =      8-5 =      11-8 =

8-5 =      16-6 =      16-12 =     10-0 =     16-12 =

19-9 =      10-0 =      16-9 =      13-3 =     10-0 =

13-9 =      10-0 =      16-12 =     13-3 =     10-0 =

16-3 =      13-3 =      16-3 =      13-6 =     16-3 =

13-3 =      19-6 =      13-3 =      16-6 =     16-9 =

10-6 =      13-9 =      16-6 =      10-6 =     19-6 =

13-3 =      19-15 =     19-6 =     16-12 =     13-3 =

10-6 =      19-9 =      10-0 =     16-12 =     13-9 =

16-9 =      10-0 =      13-9 =      10-0 =     13-9 =

10-0 =      10-7 =      14-2 =      10-8 =     10-3 =

10-9 =      10-2 =     18-11 =     18-10 =     14-8 =

18-2 =      18-4 =      14-11 =     18-3 =     14-4 =

10-2 =      14-5 =      10-8 =     18-12 =     14-9 =

10-10 =     14-10 =     14-7 =     18-6 =     18-12 =

14-4 =      14-7 =      18-6 =      10-3 =     10-6 =

18-17 =     18-6 =      14-6 =     14-12 =     14-6 =

18-2 =      18-3 =      14-7 =     14-9 =     14-11 =

18-10 =     18-11 =     14-2 =      10-8 =     10-7 =

10-8 =      18-7 =      18-5 =      10-9 =     14-5 =

14-12 =     10-3 =      8-6 =       8-5 =       8-6 =

16-5 =      8-5 =       16-8 =      8-8 =      16-2 =

16-4 =      8-3 =      16-10 =     12-7 =      12-4 =

8-2 =      15-2 =      14-11 =     18-16 =     10-7 =

10-8 =      18-13 =     10-4 =     10-3 =     18-13 =

10-8 =      14-11 =     18-15 =     18-4 =     10-2 =

18-2 =      10-8 =      14-2 =     14-4 =     18-10 =

14-6 =      10-6 =      14-10 =     10-7 =     14-5 =

18-13 =     10-6 =      14-6 =      14-9 =     14-5 =

10-8 =      10-3 =      18-10 =     14-8 =     18-8 =

10-7 =      10-3 =      18-15 =     14-7 =     10-8 =

18-10 =     10-6 =      18-2 =      18-4 =     10-2 =

10-3 =      14-12 =     14-6 =     18-14 =     10-3 =

10-10 =     10-8 =      18-7 =     18-10 =     10-5 =

10-4 =      10-10 =     10-2 =     18-14 =     14-6 =

18-7 =      18-11 =     10-5 =     10-10 =     10-5 =

18-16 =     14-10 =     10-3 =      14-7 =     16-3 =

16-8 =      8-2 =       16-10 =     8-6 =       8-3 =

8-4 =       16-5 =      12-6 =      12-2 =      8-3 =

8-8 =      12-5 =      8-6 =      12-6 =      12-10 =

8-3 =       12-7 =      16-9 =      8-2 =      16-7 =

16-14 =     8-6 =       8-2 =       8-6 =       8-2 =

16-9 =      16-11 =     8-3 =      16-3 =      14-1 =

18-4 =      10-10 =     10-7 =     18-13 =     10-7 =

14-12 =     10-7 =      14-5 =     14-12 =     18-7 =

10-4 =      10-2 =      18-4 =      18-6 =     18-3 =

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