Look at the number patterns and write the rule describing

each pattern.

1. 43, 46, 49, 52, 55, 58, 61, 64 ___________________________________

2. 10, 18, 9, 17, 8, 16, 7, 15 ___________________________________

3. 50, 53, 47, 50, 44, 47, 41, 44 ___________________________________

4. 46, 41, 42, 37, 38, 33, 34, 29 ___________________________________

5. 90, 84, 80, 74, 70, 64, 60, 54 ___________________________________

6. 70, 72, 64, 66, 58, 60, 52, 52 ___________________________________

7. 5, 7, 10, 14, 19, 25, 32, 40 ___________________________________

8. 88, 79, 71,64, 58, 53, 49, 46 ___________________________________

9. 36, 42, 37, 43, 38, 44, 39, 45 ___________________________________

10. 11, 22, 33, 44, 55, 66, 77, 88 ___________________________________​