Grade 5 Unit 4
Lesson 3: Partial Products in Algorithms
CC BY 2021 Illustrative Mathematics®
Grade 5 Unit 4
Lesson 3: Partial Products in Algorithms
CC BY 2021 Illustrative Mathematics®
Which one doesn't belong?
Take turns picking out a set of expressions that are equal to 245 x 35 when added together. Use the diagrams if they are helpful.
Explain how you know the sum of your expressions is equal to 245 x 35.
What is the value of 245 x 35? Explain or show your reasoning.
How are Andre’s and Clare’s strategies the same? How are they different?
Create a list of equations to match the partial products Andre and Clare found.
Find the value of 415 x 43 using partial products.
