How Many Tens?

Students add multiples of `10` to multiples of `10`, subtract multiples of `10` from multiples of `10`, and represent sums and differences with equations.

By Amplify Classroom

1st Grade

Math

Today’s Goals • Represent sums and differences of multiples of `10` with equations. • Add and subtract multiples of `10` within `100`. • Language Goal: Compare strategies for adding and subtracting multiples of `10` within `100`. (Speaking and Listening) Materials Manipulative Kit: connecting cube towers (optional, from prior lessons)