Chapter 2 vocab

Chapter 2 Math Vocab

Absolute Value- the distance of a quantity from zero

Additive Inverse-the number in the set of real numbers that when added to a given number will yield zero.

Irrational Number-a number that cannot be exactly expressed as a ratio of two integers

Odds-the probability that something is so, will occur, or is morelikely to occur than something else

the odds of getting green is 1:6

Rational number-a number that can be expressed exactly by a ratio of two integers

Perfect square-a rational number that is equal to the square of anotherrational number

9 because 3x3=9

Probability-a strong likelihood or chance of something

 the probability of getting green is 1/6

Measure of central tendency- several measures which calculate a representative or average value from from a set of numbers