Ratios

Front

What is a ratio?

Back

A comparison of two numbers.

Front

What is the ratio of orange circles to blue circles if there are 3 orange circles and 2 blue circles?

Back

3:2

Front

Simplify the ratio 8:12.

Back

2:3

Front

What is the ratio of squares to circles if there are 3 squares and 6 circles?

Back

3:6

Front

Is the following ratio part-to-part or part-to-whole? 5 out of 23 kids in a class play the trumpet.

Back

part-to-whole

Front

What does it mean to simplify a ratio?

Back

To reduce the numbers in the ratio to their smallest form.

Front

If the ratio of cats to dogs is 4:5, how many cats are there if there are 20 dogs?

Back

16 cats.

Front

What is a part-to-part ratio?

Back

A comparison of one part of a whole to another part of the same whole.

Front

What is a part-to-whole ratio?

Back

A comparison of one part of a whole to the entire whole.

Front

If the ratio of boys to girls in a class is 2:3, what fraction of the class are boys?

Back

2/5 of the class are boys.