- Home
- Documents
- Properties and Mental Computation p. 80. Math talk What are some math properties that we use? Why do you think we have them? Do you ever use them?

prev

next

of 10

Published on

04-Jan-2016View

213Download

0

Embed Size (px)

Transcript

<ul><li><p>Properties and Mental Computationp. 80</p></li><li><p>Math talkWhat are some math properties that we use? Why do you think we have them? Do you ever use them?</p></li><li><p>Commutative PropertyCommutative Property of addition a+b = b+a</p><p>Commutative Property of multiplication a x b = b x a</p></li><li><p>Distributive PropertyThis property has multiplication and either addition or subtractiona(b + c) = ab + ac</p><p>a(b c) = ab - ac</p></li><li><p>Associative PropertyAssociative property of addition (a+b)+c = a+(b+c)</p><p>Associative property of multiplication (a x b) x c = a x (b x c)</p></li><li><p>Please look at p. 84 Properties of equalityReflexive property a=aSymmetric property a=b b=aTransitive property a=b and b=c, then a=c</p></li><li><p>Please look at p. 86 #5 #6</p></li></ul>