Writing Ratios 3 Ways

Front

What is a ratio?

Back

A ratio is a way to compare two quantities by using division. It shows how much of one thing there is compared to another.

Front

How can we write a ratio?

Back

Ratios can be written in three ways: using a colon (e.g., 4:1), as a fraction (e.g., 4/1), or with the word 'to' (e.g., 4 to 1).

Front

What is the ratio of 4 apples to 2 oranges?

Back

The ratio is 4:2 or simplified to 2:1.

Front

If there are 6 cats and 3 dogs, what is the ratio of cats to dogs?

Back

The ratio of cats to dogs is 6:3 or simplified to 2:1.

Front

What does a part-to-part ratio mean?

Back

A part-to-part ratio compares one part of a group to another part of the same group.

Front

What is the part-to-part ratio of 5 red balls and 3 blue balls?

Back

The part-to-part ratio is 5:3.

Front

If there are 10 boys and 15 girls in a class, what is the ratio of boys to girls?

Back

The ratio of boys to girls is 10:15 or simplified to 2:3.

Front

What is a part-to-whole ratio?

Back

A part-to-whole ratio compares one part of a group to the total amount of the group.

Front

What is the part-to-whole ratio of 4 apples in a basket of 10 fruits?

Back

The part-to-whole ratio is 4:10 or simplified to 2:5.

Front

How do you find the ratio of two numbers?

Back

To find the ratio, divide the first number by the second number.