Thinking About the Sum

Students use place value understanding to evaluate and make statements about the amount of tens in the sum of 2 two-digit numbers before adding.

By Amplify Classroom

Grades: 1st Grade

Subject: Math

Learning goals: Today’s Goals • Add 2 two-digit numbers, composing a ten when necessary, using place value understanding. • Language Goal: Make and explain statements about the number of tens in the sum of 2 two-digit numbers before solving. (Speaking and Listening) Materials Lesson Resources: Graphic Organizer PDF, Tens and Ones Mat (optional); Manipulative Kit: connecting cubes (optional)