Punctuation Rules - Abbreviations and Numbers

Punctuation Rules
Abbreviations and Numbers

Abbreviations:

1. Most abbreviations are followed by a period.

2. Organizations (e.g. PTU) use capitals, but no periods.

3. State abbreviations by the United States Postal Service are 2 capital letters - no period. (e.g. OH for Ohio)

4. You CANNOT abbreviate the months of May, June, and July.

5. Do NOT use capitals or periods after units of measure, except to inch.

6. If you use an abbreviation for a unit of measure, use numerals with it. (e.g. 1 ft)

Numbers:

1. Spell out numbers under one hundred and numbers at the beginning of a sentence.

2. Use numerals over one hundred and for sections of writing. (e.g. Chapter 6, Unit 13, Line 5)