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Chapter 1 Math Vocab
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Terms in this set (11)
variable
A symbol used to represent a quantity that can change.
algebraic expression
an expression that contains at least one variable
numerical expression
an expression that contains only numbers and operations
PEMDAS
order of operations used to solve a math problem with more than one operation. (Parenthesis, Exponents, Mulitiply, Divide, Add, Subtract.)
Distributive property
6(9+11) = 6 x 9 + 6 x 11
Associative property
(5 + 4) + 8 = 5 + (4 + 8)
Commutative property
3 + 4 = 4 + 3
Identity property
5 x 1 = 5 OR 8 + 0 = 8
Evaluate
means to solve
Coefficient
a number multiplied by a variable. In 5z, the 5 is this.
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