Tabla del -870
| -870 | X | 1 | = | -870 |
| -870 | X | 2 | = | -1740 |
| -870 | X | 3 | = | -2610 |
| -870 | X | 4 | = | -3480 |
| -870 | X | 5 | = | -4350 |
| -870 | X | 6 | = | -5220 |
| -870 | X | 7 | = | -6090 |
| -870 | X | 8 | = | -6960 |
| -870 | X | 9 | = | -7830 |
| -870 | X | 10 | = | -8700 |
| -870 | X | 1 | = | -870 |
| -870 | X | 2 | = | -1740 |
| -870 | X | 3 | = | -2610 |
| -870 | X | 4 | = | -3480 |
| -870 | X | 5 | = | -4350 |
| -870 | X | 6 | = | -5220 |
| -870 | X | 7 | = | -6090 |
| -870 | X | 8 | = | -6960 |
| -870 | X | 9 | = | -7830 |
| -870 | X | 10 | = | -8700 |