Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows how many times one value contains or is contained within the other.

Front

How do you write a ratio?

Back

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

Front

What is the ratio of birds to snakes if there are 4 birds and 6 snakes?

Back

4:6 or simplified to 2:3.

Front

If you buy 2 suckers and get 1 free, how many free suckers do you get if you buy 14 suckers?

Back

You get 7 free suckers.

Front

Which is greater: ⅞ or ½?

Back

⅞ is greater than ½.

Front

What is the ratio of turtles to seals if there are 5 turtles and 3 seals?

Back

The ratio is 5:3.

Front

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

Back

The ratio is 3:10.

Front

What does it mean to simplify a ratio?

Back

To simplify a ratio means to reduce it to its smallest form by dividing both sides by their greatest common factor.

Front

How can you compare two ratios?

Back

You can compare two ratios by cross-multiplying or converting them to fractions.

Front

What is a part-to-part ratio?

Back

A part-to-part ratio compares different parts of a whole, such as the ratio of boys to girls in a class.