GED Math Study Guide

sum -->the answer to an addition problem the difference -->the answer to a subtraction problem product -->the answer to a multiplication problem quotient -->the answer to a division problem divisor -->the number you divide by remainder -->the number that remains after subtraction words used in addtion word problems -->sum, total, all together words used in a subtraction word problem -->how much more, how much less, find the difference, and deduct words often used in division word problems -->share, split, per, average and grouped into gross -->total amount of salary before deducting taxes, espenses, etc. net -->amount of salary remaining after deducting taxes, expenses, etc. parentheses in a math equation -->do this part first exponent -->a mathematical notation indicating the number of times a quantity is multiplied by itself base number -->a number that has an exponent square root -->a number that when multiplied by itself equals a given number order of operations -->Please Excuse My Dear Aunt Sally P - parentheses E - exponents M - multiplication D - division A - addition S - subtraction Mean or average -->The sum (+) of all data divided by the number of data points median -->The middle number in a set of numbers that are listed in order perimeter -->the sums of the lenghts of all sides of a figure length -->longer sides of a rectangle width -->shorter sides of a rectangle area -->the measure of flat surface inside its perimeter volume -->the amount of space inside a three-dimensional figure v=(pi X r squared)h -- volumn = (pi X radius squared)height