Math Minute Subtraction (Facts from 20)

A mad minute subtraction drill with 30 facts from numbers up to 20, every answer a whole number. For 1st and 2nd graders who know their addition facts and need the subtraction side to catch up.

How to Solve Subtraction

Set a timer for one minute. Work across each row and stop when time is up. A wrong answer is worth a look with the key, so score it together and note which facts slowed the student down.

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