Solve number problems and practical problems involving these ideas
| 1. | Your Place or Mine? Tenths, tens 92.1 | |
| 2. | Use the pattern: 2+4, 12+4, 120 + 40 | |
| 3. | Use the pattern: 4+1, 14+1, 140+10 | |
| 4. | Use The Pattern: 4+3, 14+3, 140+30 | |
| 5. | Use The Pattern: 2+7, 12+7, 120+70 | |
| 6. | Use The Pattern: 5+4, 15+4, 150+40 | |
| 7. | Use The Pattern: 3+6, 13+6, 130+60 | |
| 8. | Use The Pattern: 5+3, 15+3, 150+30 | |
| 9. | Use The Pattern 3+5 30+50 300+500 | |
| 10. | Use The Pattern 3+6 30+60 600+300 | |
| 11. | Use The Pattern 2+4 20+40 200+400 | |
| 12. | Use The Pattern 3+2 30+20 200+300 | |
| 13. | Use The Pattern 6+2 60+20 600+200 | |
| 14. | Use the pattern: 6+3, 60+30, 600+300 | |
| 15. | Use the pattern: 2+4, 20+40, 200+400 | |
| 16. | Use the pattern: 2+6, 20+60, 200+600 | |
| 17. | Use the pattern: 4+9, 40+90, 400+900 | |
| 18. | Use the pattern: 1+7, 10+70, 100+700 | |
| 19. | The Nine Family: 53 + 9, + 19 + 29 | |
| 20. | The Nine Family: 47 + 9, + 19 + 29 | |
| 21. | The Nine Family: 38 + 9, + 19 + 29 | |
| 22. | The Nine Family: 55 + 9, + 19, + 29 | |
| 23. | The Nine Family: 42 + 9, + 19, + 29 | |
| 24. | Use the pattern: 5+4,50+40, 500+400=? | |
| 25. | Use the pattern: 7+1,70+10, 700+100=? | |
| 26. | Use the pattern: 3+8,30+80, 300+800=? | |
| 27. | Use the pattern: 9-5, 90-50, 900-500 | |
| 28. | Use the pattern: 8-5, 80-50, 800-500 | |
| 29. | Use the pattern: 6-2, 60-20, 600-200 | |
| 30. | Use the pattern: 9-8, 90-80, 900-800 | |
| 31. | Use the pattern: 5-3, 50-30, 500-300 | |
| 32. | Use the pattern: 8-2, 80-20, 800-200 | |
| 33. | Eleven family: Subtract 1, 11 & 21 from 5 | |
| 34. | Eleven family: Subtract 1, 11 & 41 from 85 | |
| 35. | Eleven family: Subtract 1, 11 & 31 from 77 | |
| 36. | Eleven family: Subtract 1, 11 & 21 from 68 | |
| 37. | Eleven family: Subtract 1, 11 & 71 from 96 | |
| 38. | Use the Pattern: 7-3, 37-3, 167-3=? | |
| 39. | Use the Pattern: 9-5, 29-5, 249-5=? | |
| 40. | Use the Pattern: 6-3, 36-3, 166-3=? | |
| 41. | Use the Pattern: 8-1, 18-1, 128-1=? | |
| 42. | Use the Pattern: 6-4, 46-4, 286-4=? | |
| 43. | Mega-sum-a-saurus - complete missing digits to make number sentence |