Customary Unit Conversions

These free printable customary conversion worksheets are ideal for 3rd and 4th graders learning to convert feet to inches, yards to feet, and pounds to ounces.

How to Solve Measurement

Use the base facts: 1 foot = 12 inches, 1 yard = 3 feet, 1 pound = 16 ounces, 1 gallon = 4 quarts, and 1 quart = 2 pints. Multiply to go from bigger units to smaller ones; divide to go back.

You can view the preview of this worksheet below, or download the full high-resolution PDF along with the answer key for easy grading.