Open Number Line Addition Within 1,000: Write the Equation #2

Give your learner additional practice writing multi-digit addition equations using open number lines with the second installment of this hands-on math worksheet! Ideal for second graders, this one-page worksheet features 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 model to write a matching addition equation, 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 #3.