Lesson 5 Make a Ten

    • Let’s add two-digit and one-digit numbers.

Warm-up How Many Do You See: Many 10-frames

How many do you see?
How do you see them?

  1. Ten frames. 3 full. Below, ten frame. 5 red counters, 5 yellow counters.
  2. Ten frames. 4 full.  Below, ten frame, 5 red counters, 5 yellow counters.
  3. Ten frames. 4 full, red counters. 1 full, 5 red counters, 5 yellow counters. Below, ten frame, 3 yellow counters. 

Activity 1 Choose a Way to Add

Find the value of .
Show your thinking using drawings, numbers, or words.

Activity 2 Add ‘Em Up Partner

Students holding posters with numbers.

  1. Practice Round:
    Show your thinking using drawings, numbers, or words.

    Equation:

  2. Round 1:
    Show your thinking using drawings, numbers, or words.

    Equation:

  3. Round 2:
    Show your thinking using drawings, numbers, or words.

    Equation:

  4. Round 3:
    Show your thinking using drawings, numbers, or words.

    Equation:

  5. Round 4:
    Show your thinking using drawings, numbers, or words.

    Equation:

  6. Round 5:
    Show your thinking using drawings, numbers, or words.

    Equation:

Activity 3 Tyler’s Teacher

  1. Tyler’s teacher collected 37 dollars for the class field trip.
    Then someone brought in 7 more dollars.
    How much money did Tyler’s teacher collect?
    Show your thinking using drawings, numbers, or words.

  2. Tyler’s teacher needs to know if all of his students are in the classroom.
    There are 8 students sitting at tables and 26 students on the rug.
    How many students are in the classroom?
    Show your thinking using drawings, numbers, or words.

Practice Problem

Problem 1

Find the value of each sum.
Show your thinking using drawings, numbers, or words.