# Lesson 16 Estimate Products

Let’s estimate products of a whole number and a fraction.

## Warm-up Notice and Wonder: Garden Size

What do you notice? What do you wonder?

## Activity 1 Priya’s Garden

Priya has enough materials to build a garden that is 36 square feet.

Choose **all **the side lengths that are reasonable for her garden. Be prepared to explain your thinking to your partner.

9 feet by

feet 9 feet by

feet 12 feet by

feet 9 feet by

feet

## Activity 2 Too High, Too Low, Just About Right

## Problem 1

Write a whole number product that is slightly less than, slightly greater than, or about equal to the value of

slightly less:

slightly greater:

just right:

## Problem 2

Write a whole number product that is slightly less than, slightly greater than, or about equal to the value of

slightly less:

slightly greater:

just right:

## Problem 3

Without calculating, use the numbers 2, 3, 5, 6, and 7, to complete the expression with a value close to 20.

Explain how you know your expression represents a value close to 20.

## Practice Problem

## Problem 1

Tyler says that

Do you agree with Tyler? Explain or show your reasoning.

What is the value of

?