Interactive Greatest Common Factor Practice Worksheet

If you find this website useful please consider making a donation.

Offline Instructions:

Click print to print out the worksheet. If you want an answer key press the Answer Key button and then click print.
When printing all of the extra instructions and information will be left out.
You may also clicking on each problem individually to display the correct answer for that problem.

Maximum Number:


Find the greatest common factor of each pair of numbers.
______ /
.)   and :