Talen 874 till 880 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 874 | = | DCCCLXXIV | = | 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 − 1 |
| 875 | = | DCCCLXXV | = | 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 |
| 876 | = | DCCCLXXVI | = | 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 + 1 |
| 877 | = | DCCCLXXVII | = | 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 + 1 + 1 |
| 878 | = | DCCCLXXVIII | = | 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 + 1 + 1 + 1 |
| 879 | = | DCCCLXXIX | = | 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 − 1 |
| 880 | = | DCCCLXXX | = | 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 |