No. |
Title | Add time |
1 | Adding Fractions with the same Denominator 1636 | 2006-11-27 19:37:05 |
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2 | Adding Fractions with Different Denominators 3462 | 2006-11-27 19:42:31 |
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3 | Adding Mixed Numbers with the same Denomina... 2882 | 2006-11-27 19:49:01 |
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4 | Subtract Objects I 1920 | 2006-11-28 19:06:12 |
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5 | Subtract Objects II 1993 | 2006-11-28 19:15:29 |
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6 | Subtracting Numbers I 2007 | 2006-11-30 18:23:24 |
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7 | Subtracting Numbers II 1869 | 2006-11-30 18:24:12 |
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8 | Subtracting Using Words 1957 | 2006-12-06 18:33:38 |
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9 | Subtraction Facts 0, 1 and 2 1989 | 2006-12-06 18:37:04 |
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10 | Subtraction Facts 3 and 4 1860 | 2006-12-07 17:28:35 |
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11 | Subtraction Facts 5 and 6 1862 | 2006-12-07 17:31:08 |
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12 | Subtraction Facts 7 and 8 1819 | 2006-12-08 21:14:53 |
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13 | Subtraction Facts 9 and 10 1819 | 2006-12-09 18:30:31 |
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14 | Subtraction Facts All for 0 through 10 2449 | 2006-12-09 18:31:19 |
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15 | Subtraction Equations - One Digit Numbers 1886 | 2006-12-14 22:40:05 |
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16 | Subtracting Tens 2015 | 2006-12-14 22:40:58 |
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17 | Subtracting Two Digit Numbers without Renam... 4339 | 2006-12-14 22:43:19 |
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18 | Subtraction Equations - Two Digit Numbers 2034 | 2006-12-14 22:44:16 |
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19 | Subtracting Hundreds 3124 | 2006-12-14 22:45:05 |
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20 | Estimating a difference by rounding 2365 | 2006-12-15 22:43:23 |
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