| 文件 | 时间 | 大小 | 操作 | |
|---|---|---|---|---|
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01 1-4直加直减.mpg | 2022-05-25 14:09:09 | 2.38 MB | |
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02 1-6直加直减.mpg | 2022-05-25 14:09:10 | 2.82 MB | |
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03 1-9直加直减.mpg | 2022-05-25 14:09:08 | 2.64 MB | |
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04 凑五加.mpg | 2022-05-25 14:09:09 | 2.62 MB | |
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05 破五减.mpg | 2022-05-25 14:09:09 | 2.82 MB | |
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06 满十加法.mpg | 2022-05-25 14:09:08 | 3.07 MB | |
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07 破十减法.mpg | 2022-05-25 14:09:09 | 3.43 MB | |
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08 满十凑五.mpg | 2022-05-25 14:09:08 | 3.95 MB | |
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09 两位数凑五.mpg | 2022-05-25 14:09:10 | 2.39 MB | |
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10 两位数满五十.mpg | 2022-05-25 14:09:08 | 2.64 MB | |
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11 两位数直加直减.mpg | 2022-05-25 14:09:10 | 1.77 MB | |
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12 个位满十.mpg | 2022-05-25 14:09:07 | 2.48 MB | |
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13 十位满十.mpg | 2022-05-25 14:09:08 | 2.47 MB | |
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14 个十位满十.mpg | 2022-05-25 14:09:08 | 2.65 MB | |
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15 连续进退位.mpg | 2022-05-25 14:09:10 | 2.9 MB | |
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16 三笔一位.mpg | 2022-05-25 14:09:09 | 3.51 MB | |
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17 三位三笔.mpg | 2022-05-25 14:09:08 | 6.04 MB | |
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18 2的乘法.mpg | 2022-05-25 14:09:07 | 4.82 MB | |
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19 3的乘法.mpg | 2022-05-25 14:09:09 | 4.38 MB | |
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20 散的乘法（中间带0）.mpg | 2022-05-25 14:09:08 | 6.56 MB | |
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21 2位乘2位.mpg | 2022-05-25 14:09:07 | 6.41 MB | |
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22 2的除法.mpg | 2022-05-25 14:09:10 | 8.99 MB | |
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23 6的除法.mpg | 2022-05-25 14:09:09 | 6.29 MB | |
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24 7的除法.mpg | 2022-05-25 14:09:08 | 5.49 MB | |
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25 8的除法.mpg | 2022-05-25 14:09:10 | 4.65 MB | |
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26 9的除法.mpg | 2022-05-25 14:09:08 | 5.87 MB | |
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27 三位乘两位.mpg | 2022-05-25 14:09:08 | 7.18 MB | |
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28 三位乘三位.mpg | 2022-05-25 14:09:10 | 7.11 MB | |
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29 四位乘三位.mpg | 2022-05-25 14:09:08 | 9.02 MB | |
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30 四位除两位.mpg | 2022-05-25 14:09:10 | 9.99 MB | |
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31 四位除两位（带0）.mpg | 2022-05-25 14:09:08 | 8.59 MB | |
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32 五位除三位.mpg | 2022-05-25 14:09:10 | 18.35 MB | |
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必看.txt | 2022-05-25 14:09:07 | 306 B |