1) commutative property of addition a) 6 + 9 = 9 + 6 b) 6 + 9 =6 x 79 c) 6 + 9 = 6 - 9 d) 6 + 9 = 6 / 9 2) commutative property of multiplication a) 64 / 9 = 9 / 64 b) 64 x 9= 9 x 64 3) associative property of addition a) 2 + (9 + 6) = (2 + 9) + 6 b) 2 + 9 + 6 = 2 (9 + 6) 4) associative property of multiplication a) (2 x 4) x 6 = 2 x (4 x 6) b) 2 x 4 x 6 = 2 + 4 x 6 5) additive identity property a) Adding zero to any number or variable and getting the same number that you started with. b) Adding parenthesis around different numbers and getting the same answer. c) Switching the order of the numbers and getting the same answer. 6) multiplicative identity property a) multiplying any number or variable by 1 and getting the same answer. b) adding one to any number and getting the same answer. 7) additive inverse property a) adding the opposite of any number/variable and getting 0 b) multiplying by the number by it's opposite to get 0 8) multiplicative inverse property a) 1/4 x 4 = 1 b) -1/4 + 1/4 = 0 9) multiplicative property of zero a) any number multiplied by zero is zero. b) 0 added to any number is 0 10) 9/0 = UNDEFINED a) TRUE b) FALSE 11) True or false, 0 divided by any number is 0 a) TRUE b) FALSE

math properties

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