Step 4
Difficulty 4
| 1. | Round to the nearest 100: 105 248, 398 429, 367 950 | |
| 2. | Round to the nearest 1000: 598 635, 459 352, 987 201 | |
| 3. | Round to the nearest 1000: 369 247, 987 365, 654 589 | |
| 4. | Round to the nearest 1000: 987 523, 659 137, 498 951 | |
| 5. | What's That Number? | |
| 6. | Pattern Pieces: Square numbers | |
| 7. | Pattern Pieces: Multiples of 9 | |
| 8. | 100 less, 100 more than 69 582 | |
| 9. | 1000 less, 1000 more than 69 855 | |
| 10. | Size Wise: Smallest possible number with 2, 0, 0, 0, 1, 0 | |
| 11. | Size Wise: Largest possible number with 4, 6, 5, 1, 7 | |
| 12. | Changing Numbers: Add 10, 100, 1000 to 2345 | |
| 13. | Changing Numbers: Add 100, 1000, 10 000 to 33 125 | |
| 14. | Changing Numbers: Add 1000, 10 000, 100 000 to 213 426 | |
| 15. | A Matter of Factors: Factors of 60 | |
| 16. | A Matter of Factors: Factors of 90 | |
| 17. | A Matter of Factors: Factors of 100 | |
| 18. | Here are the words... Where's the number? | |
| 19. | Here are the words... Where's the number? | |
| 20. | Here's the number: 253.1, 251.3, 253.3 | |
| 21. | Up and Away! 100.8, 100.9, ___, 101.1, 101.2 | |
| 22. | Up and Away! ___, 21.1, 21.2, 21.3, 21.4 | |
| 23. | Up and Away! ___, 4.66, 4.76, 4.86, 4.96 | |
| 24. | Your Place or Mine? Tenths, hundredths 122.82 | |
| 25. | Your Place or Mine? Tenths, tens 46.38 | |
| 26. | Your Place or Mine? Tens, hundreds 385.4 | |
| 27. | Your Place or Mine? Tenths, hundreds 184.17 | |
| 28. | Your Place or Mine? Tenths, hundreds 267.4 | |
| 29. | Round and round we go: Round 2dp to a whole number | |
| 30. | Order! Order! 5-digit, ascending order | |
| 31. | Order! Order! 5-digit, descending order | |
| 32. | Order! Order! 5-digit, descending order | |
| 33. | Order! Order! 2dp, ascending order | |
| 34. | Order! Order! 2dp, descending order | |
| 35. | Order! Order! 2dp, descending order | |
| 36. | Round and round we go: Round 2dp to a whole number | |
| 37. | Round and round we go: Round 2dp to a whole number | |
| 38. | Round and round we go: Round 2dp to a whole number | |
| 39. | Round and round we go: Round 2dp to a whole number | |
| 40. | Round to the nearest 100: 453 665, 399 655, 290 099 | |
| 41. | Round to the nearest 1000: 870 560, 499 975, 533 245 | |
| 42. | Round to the nearest 100: 234 567, 123 456, 345 678 | |
| 43. | Round to the nearest 10 000: 113 455, 384 990, 438 003 | |
| 44. | Space Shuffle: Find the pattern | |
| 45. | Space Shuffle: Find the pattern | |
| 46. | Space Shuffle: Find the pattern | |
| 47. | Space Shuffle: Find the pattern | |
| 48. | Numbers Up: 258 369 | |
| 49. | Numbers Up: 237 221 | |
| 50. | Numbers Up: 126 310 | |
| 51. | Numbers Up: 12 065 | |
| 52. | Numbers Up: 48 046 |