Mean - the sum of all numbers in list (divided by) the number of items in the list, Range - the highest number in the list of numbers minus the lowest number, Mode - MOST occurring number, Median - 1) put data in numerical order, 2) find the middle number, 3) if two middle numbers, find the mean, Integer - any positive or negative whole number, Opposites - Two numbers the same distance from zero on opposite, Absolute Value - the distance a number is from zero on a number line (always positive), Rational Numbers - a number that can be written as a fraction where the numerator/denominator are integers - denominator cannot be zero. Examples: integers, decimals, (terminating or repeating), fractions, whole numbers , Exponent - a small number that tells you how many times to multiply your base number by itself, Evaluate - to solve, Sum - answer to an addition problem, Difference - the answer to a subtraction problem, Product - the answer to a multiplication problem, Quotient - the answer to a division problem, Ratio - a comparison of two numbers written as a fraction, Equivalent Ratio's - tow ratio's that when simplified have the same value, Proportional - this is the name for two ratio's that equal each other, Unit Rate - rate in which the second quantity in the comparison is one unit, Multiplicative Inverse - when you multiply a fraction by it's reciprocal (flip), Constant of Proportionality - a fancy way to say unit rate, or multiplier. Also, the "k" in the equation y=kx,

7th Grade Math Vocabulary

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