Teachers, save “Missing Addend Trees” to assign it to your class.

1. Read the math equation. 2. Tap the tool and choose a color. 3. Draw the number of ornaments for the first addend. 4. Count how many are missing to make the total. 5. Draw the missing ornaments to make the equation true. 6. Write the missing number of ornaments on the line. 7. Tap the when you are finished.