Ratios and Equivalent Ratios

Front

What is a ratio?

Back

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

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What does equivalent ratios mean?

Back

Equivalent ratios are two or more ratios that represent the same relationship between numbers.

Front

What is the ratio of 2:10 simplified?

Back

2:10 simplifies to 1:5.

Front

If there are 4 apples and 2 oranges, what is the ratio of apples to oranges?

Back

The ratio of apples to oranges is 4:2, which simplifies to 2:1.

Front

What is the ratio of boys to girls if there are 13 boys and 10 girls?

Back

The ratio of boys to girls is 13:10.

Front

Are the ratios 2:4 and 1:2 equivalent?

Back

Yes, 2:4 and 1:2 are equivalent ratios.

Front

How do you find equivalent ratios?

Back

To find equivalent ratios, multiply or divide both terms of the ratio by the same non-zero number.

Front

What is the ratio of 3 green marbles to 1 yellow marble?

Back

The ratio is 3:1.

Front

If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

Back

The ratio of flour to sugar is 2:3.