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SAT basic math vocab

Basic math terms students need to know for the SAT math sections

TermDefinition
Mean Arithmetic average; add all the numbers in a list and divide the sum by the number of items in the list
Median The middle number in a sorted/ordered list
Mode The number in a list that occurs most often
Integer A number with no fractional/decimal part (... -3, -2, -1, 0, 1, 2, ...)
Real number Any number (-3, -2.3, 0, pi, sq rt 2)
Constant term A number that has a fixed value; Sometimes represented by a letter such as "c"
Even number A number that is exactly divisible by 2 (... -4, -2, 0, 2, 4, 6, ...)
Odd number A number that is NOT exactly divisible by 2 (... -3, -1, 1, 3, 5, ...)
Positive number A number greater than zero
Negative number A number less than zero
Consecutive numbers Numbers which follow each other in order without gaps; "in a row" (7, 8, 9, 10)
Prime number A number that is only divisible by 1 and itself; cannot be divided (1 is NOT considered to be this type of number)
Prime factors The factors of a number that are prime (2 and 3 are these types of factors for 48)
Multiples The result of multiplying a number by integers
xy coordinate plane or Cartesian plane The plane or grid containing the x and y axis; what you usually graph lines on
Ordered pair A set of coordinates (x, y)
Sum The result of an addition problem
Difference The result of a subtraction problem
Product The result of a multiplication problem
Quotient The result of a division problem
Reciprocal or Multiplicative Inverse 1 divided by the given number; the "flipped" version of the number
Remainder The amount left over after division
Ratio A comparison of two numbers; notations include the use of fractions or colons
Whole number A positive number that does not have a fractional/decimal part (0, 1, 2, 3, ...)
Exponent Represents repeated multiplication; The small superscript number on the base
Created by: alyssahowell
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