| Tate, Marie - |
| Calc and name angles in parallel lines (18) | | 幻灯片 | 2012.03.18 |
| Division with decimal remainders (16) | | 幻灯片 | 2012.05.04 |
| Learn to add decimals (8) | | 幻灯片 | 2012.05.04 |
| Learn to divide decimals (21) | | 幻灯片 | 2012.05.04 |
| Learn to multiply decimals (13) | | 幻灯片 | 2012.05.04 |
| Learn to subtract decimals (16) | | 幻灯片 | 2012.05.04 |
| Multiplication (x2) (12) | | 选择题 | 2014.02.08 |
| Rounding off decimals # 3 (8) | | 幻灯片 | 2012.06.04 |
| Rounding#2(decimals) (25) | | 简短的回答 | 2012.02.26 |
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