The numbers 60 to 66 in roman numerals
The right column shows how each roman numeral adds up to the total.
| 60 | = | LX | = | 50 + 10 |
| 61 | = | LXI | = | 50 + 10 + 1 |
| 62 | = | LXII | = | 50 + 10 + 1 + 1 |
| 63 | = | LXIII | = | 50 + 10 + 1 + 1 + 1 |
| 64 | = | LXIV | = | 50 + 10 + 5 − 1 |
| 65 | = | LXV | = | 50 + 10 + 5 |
| 66 | = | LXVI | = | 50 + 10 + 5 + 1 |