Simplifying Fractions and Ratios

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two integers, where the top number is the numerator and the bottom number is the denominator.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their greatest common divisor (GCD).

Front

What is the greatest common divisor (GCD)?

Back

The GCD of two or more integers is the largest positive integer that divides each of the integers without leaving a remainder.

Front

Simplify -12/64.

Back

-3/16

Front

Is 3/7 in simplest form?

Back

Yes, 3/7 is already in simplest form.

Front

Which is greater: 1/3 or 2/7?

Back

1/3 is greater than 2/7.

Front

Reduce 112/136.

Back

14/17

Front

Which fraction is equivalent to 1/2?

Back

10/20 is equivalent to 1/2.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

How do you express a ratio in simplest form?

Back

To express a ratio in simplest form, divide both terms of the ratio by their GCD.