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### 18 Cards in this Set

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 Natural Numbers are. {1,2,3,4,...} Whole Numbers are. {0,1,2,3,...} Integer Numbers are. {...,-3,-2,-1,0,1,2,3,...} Rational Numbers are. {Quotient of two integers, denominator not 0} The sum of two positive numbers will be a. Positive Number The sum of two negative numbers will be a. Negative Number The sum of a postive number and a negative number can be either a. Positive or Negative number. The product (or quotient) of two numbers with like signs will be a. Positive number. b^5 = ? b*b*b*b*b 1st Order of Operations (1/4) Evaluate expressions within parentheses. 2nd Order of Operations (2/4) Evaluate expressions with exponents. 3rd Order of Operations (3/4) Perform Multiplications or divisions moving from left to right. 4th Order of Operations (4/4) Perform additions or subtractions moving from left to right. Commutative Property: a+b = a*b = b+a b*a Associative Property: (a+b) + c = (a*b) * c = a+(b+c) a*(b*c) Distributive Property: a(b+c) = a*b+a*c Identity Property: a+0 = 1*a = 0+a = a a*1 = a Inverse Property: a + (-a) = a * 1/a = -a + a = 0 1/a*a = 1