# Lesson 20

Representemos y comparemos números

### Lesson Purpose

The purpose of this lesson is for students to represent and compare quantities and numbers to 10.

### Lesson Narrative

Students choose a number to represent in different ways using objects, images, and written numbers. Students use their classmate’s representations to compare numbers and make comparison statements using the words "more", “less”, and “the same number”.

• Representation
• MLR7

### Learning Goals

Teacher Facing

• Represent and compare numbers 1–10.

### Student Facing

• Mostremos números de maneras diferentes y hagamos afirmaciones de comparación.

### Required Preparation

Activity 1:

• Each group of 2 needs 1 half sheet of chart paper.

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

In this lesson, students represented numbers in different ways. What connections did students make between the different representations?