2. Review of Patterns Chapter 23

3. Warm Up: Solve the following. 1.) Mr. Lee buys 8 packs of pens. Each pack hold 4 pens. How many pens does he buy? 2.) Kens book has 367 pages. Als book has 411 pages. Eds book has 65 more pages than Kens book. Toms book has 15 more pages than Als book. Whose book has the most pages? How many pages are in their book?

4. Question: Name the pattern unit for each.

5. Answer Triangle, Circle, Square

6. Question: Name the pattern unit for each.

7. Answer: Rectangle, Triangle, Triangle

8. Question: What are the next 2 shapes to the pattern: _______, _______

9. Answer: What are the next 2 shapes to the pattern: _______, _______

10. Question: What are the next 2 shapes to the pattern: ________, ________

11. Answer: What are the next 2 shapes to the pattern: ________, ________

12. Question Write a rule for each pattern.

13. Answer Rule: Add one square.

14. Question: Write a rule for the pattern.

15. Answer: Add one row of 3 circles.

16. Question: Write a rule for the pattern. 12, 15, 18, 21, 24, 27

17. Answer: Write a rule for the pattern. 12, 15, 18, 21, 24, 27 + 3

18. Question: Write a rule for the pattern. 49, 47, 45, 43, 41, 39

19. Answer: Write a rule for the pattern. 49, 47, 45, 43, 41, 39 - 2

20. Question: Write a rule for the pattern. 235, 241, 247, 253, 259, 265

21. Answer: Write a rule for the pattern. 235, 241, 247, 253, 259, 265 + 6

22. Question: Write a rule for the pattern. 98, 108, 118, 128, 138, 148

23. Answer: Write a rule for the pattern. 98, 108, 118, 128, 138, 148 + 10

24. Question: Find the missing numbers: 305, 302, 299, 296, ___, 290, ___

25. Answer: Find the missing numbers: 305, 302, 299, 296, 293, 290, 287 Rule: Subtract 3

26. Question: Find the missing numbers: 719, 723, 727, 731, ___, ___

27. Answer: Find the missing numbers: 719, 723, 727, 731, 735, 739 Rule: Add 4

28. Question: Find the missing numbers: 89, 98, 107, 116, ___, 134, ___

29. Answer: Find the missing numbers: 89, 98, 107, 116, 125, 134, 143 Rule: Add 9

30. Question: The number is missing from the fifth mailbox. The mailbox numbers are 114, 122, 130, 138, ___, and 154. What is the missing number?

31. Answer: The number is missing from the fifth mailbox. The mailbox numbers are 114, 122, 130, 138, 146, and 154. What is the missing number? 146 is the missing number

32. Question: Write a rule for the pattern. 49, 51, 53, 55, 57, 59

33. Answer: Rule: Add 2 49, 51, 53, 55, 57, 59 + 2

34. Question: Write a rule for the pattern. 99, 90, 81, 72, 63, 54

35. Answer: Rule: Subtract 9 99, 90, 81, 72, 63, 54 - 9

36. Question: Write a rule for the pattern. 88, 98, 108, 118, 128, 138

37. Answer: Rule: Add 10 88, 98, 108, 118, 128, 138 + 10

38. Question: Find the missing numbers. 63, 70, ____, 84, ____

39. Answer: Find the missing numbers. 63, 70, ____, 84, ____ 77 91

40. Question: Find the missing numbers. 20, 60, ____, 140, ____

41. Answer: Find the missing numbers. 20, 60, ____, 140, ____ 100 180