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Mat topic 2

Variables,Expressions,Properties

TermDefinition
Identity property of Multiplication The product of a number and one is that number.
Identity property of addition Adding zero to a number does not change the number.
Evaluate To find the value of an expression.
Substitution To replace a variable with number.
Distributive Property Multiplying a sum (or difference) by a number gives the same result as multiplying each number in the sum (or difference) by the number and adding (or subtracting) the products.
Associative property of multiplication The way numbers are grouped does not affect the product.
Order of operations A set of rules mathematicians use to determine the order in which operations are performed.
Input/output table A table of related values.
Variable A quantity that can change or vary, often represented with a letter.
Coefficient The number that is multiplied by a variable in an algebraic expression .EX. For 6X + 5, the coefficient is 6.
Associative property of addition The way numbers are grouped does not affect the sum.
Commutative property of addition The order
Created by: SFABGRADE6-10
 

 



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