Fact Triangles: Addition to 20

Master your addition facts with this colorful, inviting math worksheet! Learners will be asked to solve these six problems by using the fact triangles to write two addition sentences. This worksheet includes sums up to 20. 

This worksheet is ideal for first and second graders and can help students develop their skills in addition fact fluency and automaticity. The ability to recall simple addition facts when needed can help students more easily learn math skills such as addition with multi-digit numbers. 

Find the previous worksheet in this series here: Fact Triangles: Addition to 10. More addition worksheets can be found here: Abracadabra: Addition to 20 and Fact Fluency: Addition to 20.