Learners will answer 20 problems designed to assess their understanding of addition and subtraction facts within 20 in this engaging math worksheet.

Review subtraction with this worksheet that asks kids to subtract, then use the relationship between addition and subtraction to check thier work. 

Explore the relationship between addition and subtraction facts with this first-grade math worksheet! 

Get even more fun practice balancing addition and subtraction equations with this lower grades math worksheet!