Unit 8 - Lesson 2 - Grade 5: Illustrative Mathematics

Last updated 9 months ago
11 questions
Note from the author:
Grade 5 Unit 8
Lesson 2: More Multiplication
CC BY 2021 Illustrative Mathematics®
Grade 5 Unit 8
Lesson 2: More Multiplication
CC BY 2021 Illustrative Mathematics®
Lesson: More Multiplication

Estimation Exploration: Large Product (Warm Up)

1

9,999 x 896

Record an estimate that is:

Kiran’s Work

1

Find the value of the product.

1

Below is Kiran’s work finding the value of the product 650 x 27. Is his answer reasonable? Explain your reasoning.

1

What parts of the work do you agree with? Be prepared to explain your reasoning.

1

What parts of the work do you disagree with? Be prepared to explain your reasoning.

1

Look at your solution to problem 3. Is there anything you want to revise? Be prepared to explain.

Zero the Hero

Find the value of each product.
1

1

1

1

Cool Down: What is Important?
1

What is important to remember when using the standard algorithm to multiply large numbers?