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Arrays and Fact Families

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Presentation on theme: "Arrays and Fact Families"— Presentation transcript:

1 Arrays and Fact Families
Arrays can help you with multiplication and division

2 Arrays and Fact Families
An array is a group of objects in equal rows and columns.

3 Arrays and Fact Families
How many stars are in this array? How do you know?

4 Arrays and Fact Families
Write two multiplication facts that this array helps you to solve: 1.____________________ 2.____________________

5 Arrays and Fact Families
How many stars are in one column? How do you know?

6 Arrays and Fact Families
How many stars are in one row? How do you know?

7 Arrays and Fact Families
Write two division facts that this array helps you to solve: 1.____________________ 2.____________________

8 Arrays and Fact Families
Write all four facts that this array helps you to solve. 1.___________________________ 2.___________________________ 3.___________________________ 4. ___________________________

9 Your Turn to Practice! What four facts does this array help you to solve? 1.______________________________ 2.__________________________ 3.____________________________4.__________________________

10 Use Fact Families to Help You!
____ X 9 = 54 What other 2 facts could help you solve this problem? 1.________________________ 2.________________________

11 Use Fact Families to Help You!
____ X 8 = 32 What other 2 facts could help you solve this problem? 1.________________________ 2.________________________

12 Complete Practice 4.2 When you are finished, please practice your math facts. Your goal is to be able to quickly say the answer to each of the facts in your bag. You may get new index cards to make new facts.


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