The numbers 223 to 229 in roman numerals
The right column shows how each roman numeral adds up to the total.
| 223 | = | CCXXIII | = | 100 + 100 + 10 + 10 + 1 + 1 + 1 |
| 224 | = | CCXXIV | = | 100 + 100 + 10 + 10 + 5 − 1 |
| 225 | = | CCXXV | = | 100 + 100 + 10 + 10 + 5 |
| 226 | = | CCXXVI | = | 100 + 100 + 10 + 10 + 5 + 1 |
| 227 | = | CCXXVII | = | 100 + 100 + 10 + 10 + 5 + 1 + 1 |
| 228 | = | CCXXVIII | = | 100 + 100 + 10 + 10 + 5 + 1 + 1 + 1 |
| 229 | = | CCXXIX | = | 100 + 100 + 10 + 10 + 10 − 1 |