Exploring a New Math Tool

Students use cubes and a Tens and Ones Mat to represent adding a two-digit number and a one-digit number by place by composing a ten.

By Amplify Classroom

Grades: 1st Grade

Subject: Math

Learning goals: Today’s Goals • Add a two-digit number and a one-digit number, composing a ten when necessary. • Recognize that in adding a two-digit number and a one-digit number, sometimes it is necessary to compose a ten.  • Language Goal: Explain how the Tens and Ones Mat can be a useful tool for determining if it will be necessary to compose a ten when adding. (Speaking and Listening) Materials Lesson Resources: Graphic Organizer PDF, Tens and Ones Mat; Manipulative Kit: connecting cubes