# Lesson 19

Comparemos números e imágenes

### Lesson Purpose

The purpose of this lesson is for students to compare groups of images and numbers 1-10.

### Lesson Narrative

In this lesson, students have the support of images given with each number. Students may use the images to help them compare, or they may use the count sequence and their understanding that each successive number represents a quantity of 1 more. In the next lesson, students will compare written numbers.

• Engagement
• MLR8

### Learning Goals

Teacher Facing

• Compare groups of images and numbers 1–10.

### Student Facing

• Descifremos cuál número es más.

### Required Materials

Materials to Gather

Materials to Copy

• Number and Image Cards
• Less, Same, More Mat, Spanish

### Required Preparation

Activity 2:

Cut out cards from the blackline master for each group of 2.

Activity 3:

• Gather materials from:
• Less, Same, More, Stages 1-4
• Math Libs, Stage 1
• Number Race, Stage 1

### Lesson Timeline

 Warm-up 10 min Activity 1 10 min Activity 2 15 min Activity 3 20 min Lesson Synthesis 5 min Cool-down 0 min

### Teacher Reflection Questions

What makes someone good at math? In what ways are you making assumptions about which of your students are good at math?