Math Vocabulary Part 1

the sum of a group of numbers divided by the number of addends

320 x 1 = 320

combining like terms in an algebraic expression or reducing a fraction to lowest terms

14 x 21 = 7(2x3)

a whole number greater than 1 whose only factors are 1 and itself

the part of a fraction that tells how many parts are being used

the answer to a division problem

numbers that are easy to compute with mentally when dividing, without a remainder, to estimate

the number or item that occurs most often in a set of data

a statement that shows two quantities are the same amount

the middle value in a group of numbers arranged in order

the part of the fraction that tells how many equal parts are in the whole

a mathematical phrase that combines operations, numerals and/or variables to name a number

12 + (5 + 9) = (12 + 5) + 9

8 x 4 x 3 = 4 x 3 x 8

a whole number greater than 1 that has more than two whole number factors

the difference between the greatest and least numbers in a group

the form in which the numerator and denominator can no longer be reduced