Ratios

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 greatest common divisor (GCD).

Front

What is the ratio of 88 students in 4 classes?

Back

22 students per class.

Front

How do you convert a ratio to a fraction?

Back

To convert a ratio to a fraction, write the first term as the numerator and the second term as the denominator.

Front

What is the simplest form of the ratio 18 ounces to 3 cups?

Back

6 to 1.

Front

How do you find the ratio of a part to a whole?

Back

To find the ratio of a part to a whole, divide the part by the total amount.

Front

What is the ratio of dogs to all pets if there are 2 dogs, 4 cats, and 5 hamsters?

Back

2:11.

Front

How do you calculate the ratio of one category to another?

Back

To calculate the ratio of one category to another, divide the number of items in the first category by the number of items in the second category.

Front

What is the ratio of red toy cars to all toy cars if Patrick has 2 black, 3 red, and 5 white toy cars?

Back

3:10.

Front

How do you express the ratio of school apps to game apps if Amanda has 5 school apps and 3 game apps?

Back

5 to 3.