Ratios

Front

What is a ratio?

Back

A ratio is a way to compare two quantities by using division. It shows how many times one value contains or is contained within the other.

Front

How do you write a ratio?

Back

A ratio can be written 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

If there are 5 boys and 7 girls, what is the ratio of girls to boys?

Back

7 to 5

Front

What is the simplest form of the ratio 6 red LEGOS to 3 yellow LEGOS?

Back

1 to 2

Front

How do you find the ratio of two groups?

Back

To find the ratio, divide the number of items in one group by the number of items in the other group.

Front

What is the ratio of coaches to players if there are 3 coaches and 10 players?

Back

3 to 10

Front

If a bag has 2 red marbles and 5 yellow marbles, what is the ratio of red to yellow marbles?

Back

2 to 5

Front

What is the ratio of green apples to all apples if there are 3 green apples and 4 red apples?

Back

3 green to 7 apples

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both sides of the ratio by their greatest common divisor.

Front

If there are 8 blue LEGOS and 4 red LEGOS, what is the ratio of blue to red LEGOS?

Back

2 to 1