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Unit 7 - Lesson 7 - Grade 2: Illustrative Mathematics

Last updated 9 months ago
17 questions
Note from the author:
Grade 2 Unit 7
Lesson 7: Compose a Larger Unit
CC BY 2021 Illustrative Mathematics®
Grade 2 Unit 7
Lesson 7: Compose a Larger Unit
CC BY 2021 Illustrative Mathematics®
Lesson: Compose a Larger Unit

How Many Do You See: Are They the Same? (Warm Up)

1

How many do you see?

1

How do you see them?

Compose a Ten or a Hundred

Find the value of each expression. Show your thinking. Use base-ten blocks if it helps.
1

1

Compare your thinking with your partner.

Walk About and Add

Directions:
  • Find a partner and record your numbers to make an expression.
  • Discuss if you think you would need to compose a ten or a hundred when adding your numbers.
  • Find the value of the sum. Show your thinking.

Trial 1

1
_______ + _______
1

Will you need to compose a ten?

1

Will you need to compose a hundred?

1

Find the value of the sum. Show your thinking.

Trial 2

1
_______ + _______
1

Will you need to compose a ten?

1

Will you need to compose a hundred?

1

Find the value of the sum. Show your thinking.

Trial 3

1
_______ + _______
1

Will you need to compose a ten?

1

Will you need to compose a hundred?

1

Find the value of the sum. Show your thinking.

Cool Down: Make a Ten? Make a Hundred?
1

Find the value of 354 + 75.

Show your thinking. Use base-ten blocks if it helps.