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Rational Numbers

Terms in this set (23)

Denominator
the bottom number of a fraction
Numerator
the top number in a fraction
Mixed Number
a number made up of a whole number and a fraction
Simplest Form
the lowest form of a fraction when the numerator and denominator have no factors in common other than 1
Multiple
The result of multiplying a number by an integer (not by a fraction). 3: 3, 6, 9, 12...
Factor
numbers you multiply together to make the product
Reciprocal
fraction made by exchanging the numerator and denominator; the product of this fraction and the original is 1
Rational Number
a number that can be written in fraction form
Integer
all counting numbers (both positive and negative) and zero. ...-1, -2, -3, 0, 1, 2, 3...
Whole Number
counting numbers and zero; 0, 1, 2, 3...
Natural Number
the set of numbers 1, 2, 3, 4, ... Also called counting numbers
Real Number
all rational and irrational numbers
Irrational Number
non-repeating and non-terminating Decimals
Terminating Decimal
a decimal number that ends or stops
Repeating Decimal
a decimal in which one or more digits continues infinitely
Sum
the 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
Opposties
Numbers that are the same distance away from zero, one negative, one positive. (ex. 3, -3)
Absolute value
The distance a number is from zero on the number line.
Greatest Common Factor
The largest number that divides evenly into 2 or more numbers. Used to simplify fractions.
Least Common Multiple
The smallest number that 2 or more numbers divide into. Used to find common denominators.
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