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1.2 Adding Integers Adding 3 or more terms. Strategy You can add everything going from left to right Or you can use Commutative and Associative Properties.

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Presentation on theme: "1.2 Adding Integers Adding 3 or more terms. Strategy You can add everything going from left to right Or you can use Commutative and Associative Properties."— Presentation transcript:

1 1.2 Adding Integers Adding 3 or more terms

2 Strategy You can add everything going from left to right Or you can use Commutative and Associative Properties to help make the numbers easier to add together

3 Helpful Hints Look for Additive Inverse Property (sum is 0) Add the negatives together first Add the positives together first Find numbers that are easy for you (such as things that add to 10)

4 Commutative Property Allows you to add in any order as long as the problem is all addition

5 Associative Property Allows you to regroup numbers by putting parenthesis around them. You may use the Associative Property when there is all addition in the problem

6 How would you add this problem?

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10 Your bank account has a balance of -$10, you deposit $120 and then withdraw $60. What is your new balance?

11 Homework TB: Page 12 (27, 34-39,48) all


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