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20以内减法破十法练习题

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  • 上传时间:2024-02-28
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  • 常见问题
    • 1、20以内减法练习题(破十法)7例:15 8 = 510218 9 = 17 9 = 16 9 = 15 9 = 14 9 = 13 9 = 12 9 = 11 9 = 17 8 = 16 8 = 15 8 = 14 8 = 13 8 = 12 8 = 11 8 = 16 7 = 15 7 = 14 7 = 13 7 = 12 7 = 11 7 = 15 6 = 14 6 = 13 6 = 12 6 = 11 6 = 14 5 = 13 5 = 12 5 = 11 5 = 13 4 = 12 4 = 11 4 = 12 3 = 11 3 = 11 2 = 13 5 = 12 5 = 11 5 = 13 4 = 12 4 = 11 4 = 16 7 = 15 7 = 14 7 = 18 9 = 17 9 = 16 9 = 15 9 = 14 9 = 13 9 = 13 7 = 12 7 = 11 7 = 12 9 = 11 9 = 17 8 = 16 8 = 15 8 = 14 8 = 13 4 = 12 4 = 11 4 = 12 3 = 11 3 = 11 2 = 13 5 = 12

      2、5 = 11 5 = 13 8 = 12 8 = 11 8 = 16 7 = 15 7 = 14 7 = 12 6 = 11 6 = 14 5 = 15 9 = 14 9 = 13 9 = 13 4 = 12 4 = 11 4 = 12 3 = 11 3 = 11 2 = 13 5 = 12 5 = 11 5 = 13 8 = 12 8 = 11 8 = 16 7 = 15 7 = 14 7 = 12 6 = 11 6 = 14 5 = 15 9 = 14 9 = 13 9 = 13 4 = 12 4 = 11 4 = 16 7 = 15 7 = 14 7 = 18 9 = 17 9 = 16 9 = 15 9 = 14 9 = 13 9 = 13 7 = 12 7 = 11 7 = 12 9 = 11 9 = 17 8 = 16 8 = 15 8 = 14 8 = 13 4 = 12 4 = 11 4 = 16 7 = 15 7 = 14 7 = 18 9 = 17 9 = 16 9 = 15 9 = 14 9 = 13 9 = 13 7 = 12 7 = 11 7 = 12 9 = 11 9 = 17 8 = 16 8 = 15 8 = 14 8 = 13 4 = 12 4 = 11 4 = 12 3 = 11 3 = 11 2 = 13 5 = 12 5 = 11 5 = 13 8 = 12 8 = 11 8 = 16 7 = 15 7 = 14 7 = 12 6 = 11 6 = 14 5 = 15 9 = 14 9 = 13 9 = 13 4 = 12 4 = 11 4 = 12 3 = 11 3 = 11 2 = 13 5

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