G1 U3 L3 SJ

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Grade 1 Unit 3 Lesson 3 C TE

Applied MP

MPs * Embedded MP

Conceptual Lesson Grade 1 · Unit 3 · Lesson 3

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2

3

*  *

MC: 1.OA.6

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6

7

*

Today, I will use a number line to add.

Vocabulary

Steps

Number line:

0

1

2

3

1. Find the larger addend in the addition sentence on the number line. 4

5

6

7

8

9

When you add, you move to the right on the number line.

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2. Look at the second addend and move that many times to the right to find the sum. 3. Record the number you land on as the sum.

Grade 1 Unit 3 Lesson 3 C TE

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*

/ Directions: Use a number line to model solving addition facts.

1.

6+4=

2.

7+5=

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Grade 1 Unit 3 Lesson 3 C TE

Directions: Count on to find a sum.

1.

9+6=

2.

3+4=

*MP3: Do you agree/disagree with what

said?

*MP6: How do you know your answers are correct/reasonable?

Recap today’s lesson with one or more of the following MP questions: MP1: What strategies were used to solve the problem? MP2: What is a real life scenario you could apply? MP6: How can you use math vocabulary in your explanation?

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Grade 1 Unit 3 Lesson 3 C TE