Addition Squares to 20 #1

Practice addition while solving number puzzles in this engaging worksheet! The numbers on each edge of the addition square are sums, while the corners on each side of the sum are addends. While each square has one addend filled in, students must use what they know to complete the square.

Every sum on this worksheet is within 20, serving as great fact fluency practice. Fluency is important for first and second graders to practice, as it forms a foundation for working with larger numbers and more complex equations. This worksheet can also help students understand the relationship between addition and subtraction.

For more addition practice, try out Missing Number Addition to 20 and Addition Adventures to 20.