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Lesson1
- 1. Adding Number Sets
- 2. 13 11 9 10 A B C D
- 3. 13 11 9 10 A B C D
- 4. 3 17 7 4 A B C D + =?
- 5. 3 17 7 4 A B C D + =?
- 6. 5 27 15 3 A B C D + =?
- 7. 5 27 15 3 A B C D + =?
- 8. 6 9 12 7 A B C D + =?
- 9. 6 9 12 7 A B C D + =?
- 10. 10 11 12 13 A B C D
- 11. 10 11 12 13 A B C D
- 12. 2 + 4 = ? A 2 B 6 C 4 D 8
- 13. 2 + 4 = ? A 2 B 6 C 4 D 8
- 14. 3 + 4 = ? A 5 B 2 C 7 D 4
- 15. 3 + 4 = ? A 5 B 2 C 7 D 4
- 16. 3 + ? = 7 A 1 B 2 C 3 D 4
- 17. 3 + ? = 7 A 1 B 2 C 3 D 4