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 does the numerator in a fraction represent?

Back

The numerator is the top number of a fraction and represents how many parts of the whole are being considered.

Front

What does the denominator in a fraction represent?

Back

The denominator is the bottom number of a fraction and indicates the total number of equal parts the whole is divided into.

Front

How do you multiply two fractions?

Back

To multiply two fractions, multiply the numerators together and the denominators together. For example, 1/4 × 1/2 = (1×1)/(4×2) = 1/8.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 5/4.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 3 1/2.

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the process to divide a fraction by another fraction?

Back

To divide a fraction by another fraction, multiply the first fraction by the reciprocal of the second fraction. For example, 5 ÷ 1/4 = 5 × 4/1 = 20.

Front

What is the result of multiplying a whole number by a fraction?

Back

To multiply a whole number by a fraction, convert the whole number to a fraction (by placing it over 1) and then multiply. For example, 3 × 1/2 = 3/1 × 1/2 = 3/2.

Front

What is the sum of 1/4 and 1/2?

Back

To add fractions, find a common denominator. 1/4 + 1/2 = 1/4 + 2/4 = 3/4.