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Java Games: Flashcards, matching, concentration, and word search. |
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Using Doubles for Addition to 20
Do you know your doubles facts? Can you use them to make addition go faster? Let's find out.
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| A | B |
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| 8+8 | 16 |
| 9+9 | 18 |
| 10+10 | 20 |
| 7+7 | 14 |
| 6+6 | 12 |
| 5+5 | 10 |
| 5+6 | 11 |
| 6+5 | 11 |
| 6+7 | 13 |
| 7+6 | 13 |
| 7+8 | 15 |
| 8+7 | 15 |
| 9+8 | 17 |
| 8+9 | 17 |
| 10+9 | 19 |
| 9+10 | 19 |
| 8+6 | 14 |
| 7+9 | 16 |
| 5+7 | 12 |
| 6+8 | 14 |
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Judaics Teacher |
Greenfield Hebrew Academy |
| Atlanta, GA |
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