Number Sequence Test – Medium
Next follows a test quiz with 13 number sequence problems of medium difficulty. What are the missing numbers in the number sequences shown below? Have fun!
| 1. | -2 | 5 | -4 | 3 | -6 | … |
| 0 | 1 | -3 | -4 | |
| 2. | 1 | 4 | 9 | 16 | 25 | … |
| 29 | 33 | 36 | 42 | |
| 3. | 75 | 15 | 25 | 5 | 15 | … |
| 7 | 3 | 5 | 2 | |
| 4. | 1 | 2 | 6 | 24 | 120 | … |
| 240 | 540 | 740 | 720 | |
| 5. | 183 | 305 | 527 | 749 | 961 | … |
| 1173 | 183 | 1056 | 1184 | |
| 6. | 16 | 22 | 34 | 58 | 106 | … |
| 212 | 156 | 200 | 202 | |
| 7. | 17 | 40 | 61 | 80 | 97 | … |
| 112 | 100 | 114 | 102 | |
| 8. | 55 | 34 | 21 | 13 | 8 | … |
| 5 | 4 | 3 | 1 | |
| 9. | 259 | 131 | 67 | 35 | 19 | … |
| 13 | 11 | 9 | 7 | |
| 10. | 93 | 74 | 57 | 42 | 29 | … |
| 13 | 15 | 16 | 18 | |
| 11. | 7 | 21 | 14 | 42 | 28 | … |
| 84 | 56 | 64 | 76 | |
| 12. | 2 | -12 | -32 | -58 | -90 | … |
| -128 | -122 | -118 | -110 | |
| 13. | 0 | 9 | 36 | 81 | 144 | … |
| 169 | 196 | 225 | 256 | |
