# Lesson 7 Measure Length with Different Length Units

Let’s measure the same object using different length units.

## Warm-up Notice and Wonder: Large Cubes and Small Cubes

What do you notice?

What do you wonder?

## Activity 1 Measure With Different Objects

Circle the

**3**objects you will use:connecting cubes

small paper clips

small cubes

large paper clips

Measure the length of Jeison’s foot with each object you chose and fill in the table.

object

length

## Activity 2 Measure the Teacher’s Shoe

Andre measured his teacher’s shoe and said it was 15 connecting cubes long.

Is his measurement accurate?

Why or why not?

Jada measured her teacher’s shoe and said it was 12 connecting cubes long.

Is her measurement accurate?

Why or why not?

Clare measured her teacher’s shoe and said it was 30 small cubes long.

Is her measurement accurate?

Why or why not?

Kiran measured his teacher’s shoe and said it was 19 cubes long.

Is his measurement accurate?

Why or why not?

## Practice Problem

## Problem 1

Jada and Han measure the rectangle.

Jada says the rectangle is 3 long.

Han says that it is 8 long.

Explain how both Jada and Han can be correct.