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K-5 Grade 2 Unit 2 Lesson 5

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•K-5 Math 6-8 Math 9-12 Math

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Kindergarten Grade 1 •Grade 2 Grade 3 Grade 4 Grade 5

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Lesson 1 Lesson 2 Lesson 3 Lesson 4 •Lesson 5 Lesson 6 Lesson 7 Lesson 8 Lesson 9 Lesson 10 Lesson 11 Lesson 12 Lesson 13 Lesson 14 Lesson 15 Lesson 16 Lesson 17

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IM K-5 Math
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Lesson 5

Warm-up Activity 1 Activity 2

Unit 2, Lesson 5

Subtract Your Way

Grade 2

Warm-up

Find the value of each expression mentally.

Activity 1

Find the value of .

Show your thinking using objects, drawings, numbers, or words.

Activity 2

Diego starts with 5 tens and 5 ones. Show his blocks with base-ten blocks.

How many does he have?
Diego takes away 2 tens.
1. Draw a diagram to show what Diego does with his blocks.
2. Write an equation.
Then Diego takes away 8 ones.
1. Draw a diagram to show what Diego does with his blocks.
2. Write a new equation.