Lesson 15 Expressions and Drawings

    • Let’s match expressions to drawings.

Warm-up Notice and Wonder: Shapes and Numbers

What do you notice?
What do you wonder?

1 yellow counter, number 1 below.  Plus sign. 3 red counters, number 3 below.

Activity 1 Match Drawings to Expressions

Draw a line to match each drawing to an expression. Be prepared to share your thinking.

  1. 6 circles. A line. 3 circles.
  2. 7 red counters.
  3. 9 circles. 2 crossed out.
  4. 2 rows of circles. Top, 5 circles. Below, 3 circles.
  5. 4 red counters. 2 yellow counters.
  6. 2 rows of circles. Top, 5 circles. Bottom, 1 circle. 3 crossed out.

Activity 2 Create Expressions and Drawings

Fill in the missing expressions and drawings.

4 circles. A line. 3 circles.

9 circles. 8 crossed out.

Counters. 3 yellow. 7 red.

2 rows of circles. Top, 5 circles. Below, 1 circle. 3 crossed out.

Activity 3 Introduce Shake and Spill, Represent

Choose a center.

Shake and Spill

Center. Shake and Spill.

Number Race

Center. Number Race.

Math Stories

Center. Math Stories.

Practice Problem

Problem 1

Draw a line from each expression to the matching drawing.

  1. 6 circles. A line. 2 circles.
  2. 5 circles. 2 crossed out.
  3. 5 circles. A line. 2 circles.
  4. 6 circles. 3 crossed out.