How Many Leaves?

Students subtract within `1,000` by place when a ten must be decomposed.

By Amplify Classroom

Grades: 2nd Grade

Subject: Math

Learning goals: Today’s Goals • Use place value understanding to subtract within `1,000` when a ten must be decomposed. • Language Goal: Explain place-value based strategies in which a ten must be decomposed. (Speaking and Listening) • Language Goal: Explain how to determine when decomposing a ten is necessary before subtracting. (Speaking and Listening) Materials Lesson Resources: Activity 2 PDF; Manipulative Kit: base-ten blocks; Classroom materials: Three-Digit Place Value Mats (from Unit 5)