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Math Vocab Ch1
Math vocabulary
Term | Definition |
---|---|
net value | The value you get after adding or subtracting |
Additive Inverse | opposite of a number |
rational numbers | rational numbers are all integers, fractions, repeating decimals and terminating decimals |
integers | a positive number, a negative number or zero but not a fraction or a decimal fraction. |
simplify | put in smallest form |
evaluate | solve and use substitution if necessary |
mean | the mean is the total of all the scores or amounts,divided by, how many scores or amounts there were |
average | Often the word average refers to the mean |
order of operations | The order in which to perform operations when evaluative expressions with more than one operation |
associative property | Change the groupings of addends or factors does not change the sum or product |
commutative property | Changing the order of addends or factors does not change the sum or product |
fraction | any part of a group, number or whole. |
decimals | a number written using the base 10 value system; a number separates the whole from the part (fraction) |
equation | a mathematical statement containing an equals sign |
absolute value | the distance the number is from zero on the number line, never negative |
opposite | two numbers having the same numeral but different signs. |
product | answer to a multiplication problem |
sum | answer to an addition problem |