# Lesson 3 Unlabeled Tick Marks

• Let’s locate numbers on the number line.

## Warm-up Notice and Wonder: From 0 to 30

What do you notice? What do you wonder?

## Activity 1 Locate the Numbers

1. Locate 24 on the number line. Mark it with a point.

2. Locate 37 on the number line. Mark it with a point.

3. Locate 48 on the number line. Mark it with a point.

4. Locate 83 on the number line. Mark it with a point.

5. Explain how you know the numbers you located are at the right spot on each number line.

## Activity 2 Are You Missing Something?

Complete each number line by filling in the labels with the number the tick mark represents. Then, locate each number, mark it with a point, and label it with the number it represents.

1. Locate and label 17 on the number line.

2. Locate and label 59 on the number line.

3. Locate and label 43 on the number line.

4. Locate and label 35 on the number line.

## Problem 1

1. Count by 10 starting at 50 and ending at 100. Label each of the numbers in your count on the number line.

2. Locate and label 78 on the number line.