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RHS Chapter1

Order of Operations, Exponent vocabulary

algebraic expression combination of variables, numbers, and at least one operation
evaluate to find the value of an expression by replacing variables with numbers
exponent in a power, the number of times the base is used as the factor
base the number used as the factor
power a number that can be written using an exponent
order of operations rules to follow when more than one operation is used
squared a number multiplied by itself is squared.
cubed the product in which a number is the factor three times
numerical expression a collection of numbers, operations, and grouping symbols
P E M D A S The first letters of the words for operations Parentheses, Exponents, Multiply and Divide, Add and Subtract
Left-to-right From which direction do you work a problem
product the answer to a multiplication problem
sum the answer in an addition problem
difference the answer in a subtraction problem
mean the average; the sum of numbers in a set divided by the number of addends
Created by: floyda01