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 many times one number contains another.

Front

How do you write a ratio?

Back

A ratio can be written in three ways: using a colon (e.g., 5:3), as a fraction (e.g., 5/3), or with the word 'to' (e.g., 5 to 3).

Front

If there are 5 boys and 3 girls, what is the total number of students?

Back

The total number of students is 8 (5 boys + 3 girls).

Front

What is the ratio of boys to girls if there are 5 boys and 3 girls?

Back

The ratio of boys to girls is 5:3.

Front

What is the ratio of girls to total students if there are 5 boys and 3 girls?

Back

The ratio of girls to total students is 3:8.

Front

If there are 4 red apples and 3 green apples, what is the ratio of red apples to green apples?

Back

The ratio of red apples to green apples is 4:3.

Front

What does 'additive reasoning' mean?

Back

Additive reasoning is when you think about how much more or less one quantity is compared to another, like saying one person has 3 more apples than another.

Front

What is the ratio of orange circles to all circles if there are 2 orange circles and 5 total circles?

Back

The ratio of orange circles to all circles is 2:5.

Front

How do you find the ratio of two quantities?

Back

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

Front

If there are 3 girls for every 5 boys, what is the ratio of boys to girls?

Back

The ratio of boys to girls is 5:3.