Ratios

Front

What is a ratio?

Back

A comparison of two quantities using division.

Front

How can you express a ratio?

Back

Ratios can be expressed in three ways: using a colon (e.g., 3:2), as a fraction (e.g., 3/2), or with the word 'to' (e.g., 3 to 2).

Front

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

Back

3:10

Front

What type of ratio is represented by the number of red M&Ms in a bag of 16 M&Ms?

Back

Part-to-Whole.

Front

Which is a real-life example of a ratio?

Back

4 meatballs : 1 cup of sauce.

Front

If there are 12 noodles and 4 meatballs, what is the ratio of meatballs to noodles?

Back

1:3.

Front

What does a part-to-part ratio compare?

Back

It compares one part of a group to another part of the same group.

Front

What does a part-to-whole ratio compare?

Back

It compares a part of a group to the entire group.

Front

If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

Back

2:3.

Front

In a class of 20 students, if 8 are girls, what is the ratio of girls to boys?

Back

8:12 or 2:3.