Fluency within 20Author: Cossette Jennifer Description: Match the equation to the answer. Keywords: addition, subtraction, missing addends, , , , online teaching
Content: Definitions: 0. 2 %2b 10 = _ 1. 8 %2b _ = 18 2. 8 %2b _ = 16 3. 12 - 8 = _ 4. 20 - 4 = _ 5. 12 - 6 = _ 6. 13 %2b _ = 15 7. 20 - 7 = _ 8. 7 %2b 7 = _ 9. 9 %2b 9 = _ 10. 5 %2b _ = 10 11. 7 %2b _ = 8 12. 20 - 11 = _ 13. 13 - 2 = _ 14. 3 %2b 4 = _ 15. 9 - _ = 6
Answers: 0. 3 1. 11 2. 9 3. 14 4. 13 5. 2 6. 16 7. 8 8. 4 9. 6 10. 7 11. 5 12. 12 13. 18 14. 10 15. 1
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