click below
click below
Normal Size Small Size show me how
Mat topic 2
Variables,Expressions,Properties
Term | Definition |
---|---|
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 |