Open Number Line Addition Within 1,000: Write the Equation #3

Continue exploring properties of operations while writing addition equations with the third installment of this hands-on math worksheet! Geared toward second graders, this one-page worksheet includes five problems featuring open number lines with arrows that represent three-digit addition equations within 1,000. Students are asked to use the work shown on the concrete models to write the matching addition equations in the template provided, including both addends and the sum.

Number lines offer students a concrete model to help them visualize the addition process. Get more targeted practice with the other worksheets in this series: Open Number Line Addition Within 1,000: Write the Equation #1 and Open Number Line Addition Within 1,000: Write the Equation #2.