Elementary Mathematics

Chapter 2

Number Bonds

1st Grade: Chapter 2 Outline

Week 3 - Week 4

Essential Questions:

How do I write a fact family from a given number sentence?
What strategies can I use to make addition or subtraction easier?

Content:

Students will know and understand:

Fact Families- Commutative and Associative Properties.
Define properties of operation strategies
Order (first, second).

Skills:

Students Will:

Find different number bonds for number 10.
Analyzing parts and whole.

Assessment

Chapter 2 Assessment: Number Bonds

Formative Test: Common

Upon completion of Unit 2:

1.OA.B.3. Apply properties of operations as strategies to add and subtract.
MP.1. Make sense of problems and persevere in solving them.
MP.2. Reason abstractly and quantitatively.
MP.3. Construct viable arguments and critique the reasoning of others.
MP.5. Use appropriate tools strategically.
MP.8. Look for and express regularity in repeated reasoning.

Additional Resources:

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