Subtracting With an Algorithm

Students relate the base-ten block diagram and the expanded form algorithm to subtract within `1,000` with decomposition.

By Amplify Classroom

Grades: 3rd Grade

Subject: Math

Learning goals: Today’s Goals • Subtract within `1,000` using the expanded form algorithm. • Language Goal: Compare subtracting represented by base-ten diagrams and the expanded form algorithm. (Writing, Speaking, and Listening) Materials Manipulative Kit: base-ten blocks (optional)