Tabla del 90
| 90 | X | 1 | = | 90 |
| 90 | X | 2 | = | 180 |
| 90 | X | 3 | = | 270 |
| 90 | X | 4 | = | 360 |
| 90 | X | 5 | = | 450 |
| 90 | X | 6 | = | 540 |
| 90 | X | 7 | = | 630 |
| 90 | X | 8 | = | 720 |
| 90 | X | 9 | = | 810 |
| 90 | X | 10 | = | 900 |
| 90 | X | 1 | = | 90 |
| 90 | X | 2 | = | 180 |
| 90 | X | 3 | = | 270 |
| 90 | X | 4 | = | 360 |
| 90 | X | 5 | = | 450 |
| 90 | X | 6 | = | 540 |
| 90 | X | 7 | = | 630 |
| 90 | X | 8 | = | 720 |
| 90 | X | 9 | = | 810 |
| 90 | X | 10 | = | 900 |