3.OA.9
Identify arithmetic patterns (including patterns in the addition table or multiplication table), and explain them using properties of operations. For example, observe that 4 times a number is always even, and explain why 4 times a number can be decomposed into two equal addends.
| 1. | Up and Away! 345 445 * 645 745 | |
| 2. | Up and Away! 580 689 789 * 989 | |
| 3. | Up and Away! * 232 332 432 532 | |
| 4. | Up and Away!: 765 665 * 465 365 | |
| 5. | Up and Away!: * 843 743 643 543 | |
| 6. | Wrong Numbers!: 30, 32, 34, 40, 38, 36, 42 | |
| 7. | What's the Number?: 112 110 108 * 104 102 100 | |
| 8. | What's the Number?: 100 105 110 115 120 * 130 | |
| 9. | What's the Number?: 70 * 60 55 50 45 40 | |
| 10. | What's the Number?: 130 120 * 100 90 80 70 | |
| 11. | What's the Number?: 240 250 260 270 280 290 * | |
| 12. | Continue the Pattern: 01 00 03 00 05 * * * | |
| 13. | Continue the Pattern: 96 84 72 60 ???? | |
| 14. | Pattern Pieces: Multiples of 6 | |
| 15. | Pattern Pieces: Multiples of 3 | |
| 16. | My Fair Sharer: write the correct setting on the fair sharer | |
| 17. | My Fair Sharer: write the correct setting on the fair sharer | |
| 18. | Mystery Suspect - complete missing step in pattern | |
| 19. | Dot's Patterns - complete next number in pattern | |
| 20. | Space Pattern - find how pattern continues | |
| 21. | Space Pattern - find how pattern continues | |
| 22. | Space Pattern - find how pattern continues | |
| 23. | Circle of Friends - number pattern, who will say 34? | |
| 24. | Circle of Friends - number pattern, who will say 32? | |
| 25. | Feeding Patterns - find how pattern continues | |
| 26. | Feeding Patterns - find how pattern continues | |
| 27. | Feeding Patterns - find how pattern continues | |
| 28. | Circle of Friends - number pattern, who said 30? | |
| 29. | Number Shapes - next shape in pattern | |
| 30. | The Grand Old Count of Numberland - find how pattern continues | |
| 31. | Circle of Friends - number pattern, who will say 15? | |
| 32. | Croc Tracks - number pattern | |
| 33. | Croc Tracks - number pattern | |
| 34. | Make Five! - magic triangle puzzle, add to 5 | |
| 35. | Croc Tracks - number pattern | |
| 36. | Posing For A Pattern - complete missing step in pattern | |
| 37. | Picking The Pattern 2: Continue pattern, 2 steps | |
| 38. | Picking The Pattern 1 - continue pattern, 2 steps | |
| 39. | Perceiving The Pattern 4 - continue pattern, 2 steps | |
| 40. | Perceiving The Pattern 3 - continue pattern, 2 steps | |
| 41. | The Grand Old Count of Numberland - find how pattern continues (1) | |
| 42. | The Grand Old Count of Numberland - find how pattern continues (2) |