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Number → Words
One
Standard American English spelling
Ordinal Form
1st
First
Number Format
1
On the written amount line of a check, write:
ONE AND 00/100
Always write the full amount in words on a check to prevent fraud. The “AND 00/100” indicates zero cents.
1 in words is written as "One". This is the standard English spelling used in formal writing, checks, and legal documents.
On a check, write "ONE AND 00/100" on the amount line. The "AND 00/100" part represents zero cents. Always capitalize and write it clearly to avoid fraud.
1 as an ordinal number is "1st" (written: "first"). Ordinal numbers indicate position or rank in a sequence.
The number 1 is spelled: One. In British English, "and" is often inserted after hundreds (e.g., "one hundred and five"), but in American English it is typically omitted.