17 terms

# LCS 4th Math ch. 3.5: Multiplication Properties and Division Rules

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commutative property of multiplication
numbers can switch places and the product stays the same
associative property of multiplication
how numbers are grouped doesn't matter and the product stays the same
do work in parentheses
first
identity property of multiplication
product of any number and one is that number
zero property of multiplication
product of any number and zero is zero
divisibility rules of one a
any number divided by one equals itself
divisibility rules of one b
any number divided by itself equals one except zero
divisibility rules of zero a
zero divided by any number equals zero
divisibility rules of zero b
you cannot divide any number by zero
commutative example
4x2=2x4
associative example
(2x4)x3=2x(4x3)
identity example
5x1=5
zero property of multiplication example
60x0=0
divisibility rules of one a example
10÷1=10
divisibility rules of one b example
7÷7=1
divisibility rules of zero a example
0÷10=0
divisibility rules of zero b example
5÷0 doesn't work