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17 terms

2nd Quarter Vocabulary

These are the words and definitions your will be assessed over for the second quarter.
STUDY
PLAY
common denominator
A denominator that is the same in two or more fractions.
denominator
The bottom number of a fraction that tells how many equal parts are in the whole.
equivalent fraction
Fractions that name the same amount or part.
improper fraction
A fraction in which the numerator is greater than or equal to the denominator.
mixed number
A number made up of a whole number that is not zero and a fraction.
numerator
The top number of a fraction that tells how many parts of a whole are being considered.
proper fraction
A fraction in which the numerator is less than the denominator.
reciprocal
One of two numbers whose product is 1 (example: the reciprocal of 2/3 is 3/2).
evaluate
Substitute a number for the variable and then find the value by simplifying.
exponential form
A number written with a base and an exponent.
integer
The set of all whole numbers and their opposites.
simplify
To find the value of a numerical expression.
solution
A value for a variable that makes an equation true.
x-axis
The horizontal axis on a coordinate plane.
x-coordinate
The first number in an ordered pair; it tells the distance to move right or left from the origin.
y-axis
The vertical axis on a coordinate plane.
y-coordinate
The second number in an ordered pair; it tells the distance to move up or down from the origin.