2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum...

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Ex 1: Find the Additive Inverse of 24

Transcript of 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum...

Page 1: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

2.3 Addition of Rational Numbers

Day 2

Page 2: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Vocabulary

Additive Inverse: Two rational numbers whose sum is 0

Property of Additive Inverse: a + (-a) =0

Page 3: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Ex 1: Find the Additive Inverse of 24

24

Page 4: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Ex 2: Find the Additive Inverse of -34

34

Page 5: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Additive Inverse Notation

x

Page 6: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Ex 3: Find –x, when x is 9

9

Page 7: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Ex 4: Find –x, when x is 143

143

Page 8: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Inverse of the Additive Inverse is….

Just the same number

Page 9: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Notation of the Inverse of the Additive Inverse

( )x

Page 10: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Ex 5: Find –(-x) when x is -65

65

Page 11: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Ex 6: Find –(-x) when x is 53

53

Page 12: 2.3 Addition of Rational Numbers Day 2. Vocabulary Additive Inverse: Two rational numbers whose sum is 0 Property of Additive Inverse: a + (-a) =0.

Assignment:Page 68

(32-60) even


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