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Addition and Subtraction Strategies to 20

Lesson 1 - Doubles

I will add doubles facts to 20.

Lesson 2 - Doubles Plus 1

I will add doubles plus one.

Lesson 3 - Make 10 to Add

I will make 10 to find sums.

Lesson 4 - Problem Solving Strategy: Write a Number Sentence

I will write number sentences to solve problems.

Lesson 5 - Add Three Numbers

I will add three numbers.

Lesson 6 - Use Doubles to Subtract

I will use doubles facts to subtract.

Lesson 7 - Relate Addition and Subtraction

I will use related addition and subtraction facts.

Lesson 8 - Problem Solving Investigation

I will choose a strategy to solve a problem.

Lesson 9 - Fact Families

I will make fact families.

Lesson 10 - Ways to Name Numbers

I will make a number in different ways.

Study Guide and Review  
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