Intro Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator and 'b' is the denominator.

Front

What is the numerator in a fraction?

Back

The numerator is the top number of a fraction that indicates how many parts are being considered.

Front

What is the denominator in a fraction?

Back

The denominator is the bottom number of a fraction that indicates how many equal parts the whole is divided into.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their greatest common factor.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 1 1/2.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What does it mean to add fractions?

Back

To add fractions, they must have a common denominator. If they don't, find a common denominator before adding.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.

Front

How do you subtract fractions?

Back

To subtract fractions, they must have a common denominator. If they don't, find a common denominator before subtracting.