How to spell 100
100 is spelled one hundred in English.
Quick reference
| US English (Cardinal) | one hundred |
|---|---|
| Ordinal (100th) | one hundredth |
| On a US Check | One hundred and 00/100 dollars |
| Roman Numeral | C |
| Binary / Hexadecimal | 1100100₂ · 0x64 |
On a check
To write $100.00 on a check, the words line reads:
One hundred and 00/100