| 文件 | 时间 | 大小 | 下载 | |
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01.小数乘法.mp4 | 2024-07-01 17:57:55 | 624.16 MB | |
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02.整数乘法运算定律推广到小数.mp4 | 2024-07-01 17:57:55 | 639.43 MB | |
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03.小数乘法的解决问题.mp4 | 2024-07-01 17:57:55 | 161.67 MB | |
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04.小数除法.mp4 | 2024-07-01 17:57:55 | 172.81 MB | |
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05.循环小数.mp4 | 2024-07-01 17:57:55 | 152.12 MB | |
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06.平均数.mp4 | 2024-07-01 17:57:55 | 206.84 MB | |
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07.用字母表示数.mp4 | 2024-07-01 17:57:55 | 159.15 MB | |
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08.解简易方程（一）.mp4 | 2024-07-01 17:57:55 | 166.55 MB | |
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09.解简易方程（二）.mp4 | 2024-07-01 17:57:55 | 178.36 MB | |
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10.列方程解应用题（一）.mp4 | 2024-07-01 17:57:55 | 151.26 MB | |
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11.列方程解应用题（二）.mp4 | 2024-07-01 17:57:55 | 151.57 MB | |
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12.多边形的面积.mp4 | 2024-07-01 17:57:55 | 148.22 MB | |
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13.组合图形的面积.mp4 | 2024-07-01 17:57:55 | 181.89 MB | |
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14.负数.mp4 | 2024-07-01 17:57:55 | 143.92 MB | |
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15.简易方程（2）.mp4 | 2024-07-01 17:57:55 | 194.64 MB | |
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16.长方体和正方体的认识.mp4 | 2024-07-01 17:57:55 | 146.65 MB | |
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17.长方体和正方体的体积.mp4 | 2024-07-01 17:57:55 | 150.45 MB | |
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18.长方体和正方体的表面积.mp4 | 2024-07-01 17:57:55 | 142.79 MB | |
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19.可能性.mp4 | 2024-07-01 17:57:55 | 143.32 MB | |
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20.整理和复习——数与代数（1）.mp4 | 2024-07-01 17:57:55 | 175.28 MB | |
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21.整理和复习——数与代数（2）.mp4 | 2024-07-01 17:57:55 | 145.67 MB | |
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22.整理和复习——图形与几何（1）.mp4 | 2024-07-01 17:57:55 | 157.17 MB | |
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23.整理和复习——图形和几何（2）.mp4 | 2024-07-01 17:57:55 | 491.48 MB | |
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24.整理和复习——统计与概率.mp4 | 2024-07-01 17:57:55 | 421.76 MB |