Properties of Real Numbers Algebra A Unit 1, Lesson 4.
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Properties of Real Numbers Algebra A Unit 1, Lesson 4
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Transcript of Properties of Real Numbers Algebra A Unit 1, Lesson 4.
Identity Properties Addition: if you add zero to a number,
you get back the original number.
Multiplication: if you multiply a number by one, you get back the original number.
8 0 8
6 1 6
Multiplication Property of 0 Any number multiplied by 0 equals 0!
9 0 0
8,823, 427 0 0
1,000,000 0 0
Commutative Property Changing the order in which you add or
multiply does not change the sum or product.
a b b a
5 3 3 5
ab ba
12 2 2 12