Lesson 21 Multiply More Decimals
Let’s multiply decimals.
Warm-up Estimation Exploration: Central Park
Central Park is a large park in Manhattan. It is about 3.85 kilometers long and 0.79 km wide. What is the area of Central Park?
Record an estimate that is:
Activity 1 Multiply More Decimals
Explain or show why each pair of expressions is equivalent.
and and and
Find the value of the products in the previous problem.
Activity 2 Choose Your Strategy
Find the value of each product.
Explain or show why
Use this strategy to calculate