Last Updated : Jul 17, 2012 |
Prolog information
Use the word through or to to describe inclusive ranges of numbers. Do not use a hyphen (-) or an en dash (–).
Preferred
Discouraged
Type a number from 1 through 31 in the Date field.
Type a number from 1–31 in the Date field.
The transfer time is approximately 5 to 8 seconds.
The transfer time is approximately 5-8 seconds.

Exception for ranges in tables

Use a closed en dash (–) for numeric ranges in tables but only when you must save space.
Note:
A closed dash is a dash without space on either side.