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Math Vocab
Chapter 1 and 2 math vocab
Term | Definition |
---|---|
Integer | the set of whole numbers and their opposites |
absolute value | the distance between a number and 0 on a number line |
Opposites | two numbers that are the same distance on a number line, but on opposite sides |
additive inverse | the opposite of a number |
associative property of addition | changing the grouping of addends does not change the sum |
associative property of multiplication | changing the grouping factors does not change the product |
commutative property of addition | changing the order of addends does not change the sum |
commutative property of multiplication | changing the order of factors does not change the product |
distributive property | to multiply the sum or difference by a number, multiply each number in the sum or difference by the number outside the parenthesis |
order of operations | the order in which to perform operations when evaluating expressions with more than 1 operation |
rational number | a number that can be written as a/b where a and b are integers |
whole number | the numbers 1,2,3,4,5 |
terminating decimal | a decimal that ends 1.5 , 2.58 - 5.605 |
repeating decimal | a decimal that has a pattern that repeats |