Unit 2, Lesson 20
Subtract 7, 8, and 9 from teen numbers.
EngageNY 60 min(s)
In this lesson, students use "counting on" and "take from ten" strategies to solve a variety of problems involving subtracting 7, 8, and 9.
In this lesson, students use "counting on" and "take from ten" strategies to solve a variety of problems involving subtracting 7, 8, and 9.
