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

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between numbers, even if the numbers themselves are different.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor (GCF).

Front

What is the ratio of 5 apples to 10 oranges?

Back

The ratio is 1:2, which can be simplified from 5:10.

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.

Front

How can you find an equivalent ratio for 4:6?

Back

You can multiply or divide both terms by the same non-zero number. For example, multiplying by 2 gives 8:12.

Front

What is the ratio of school apps to game apps if Kelly has 5 school apps and 3 game apps?

Back

The ratio is 5:3.

Front

If there are 12 stars and 8 squares, what is the ratio of stars to squares?

Back

The ratio is 3:2.

Front

What is one equivalent ratio for 10:15?

Back

One equivalent ratio is 2:3.

Front

If a class has 20 boys and 15 girls, what is the ratio of boys to girls?

Back

The ratio is 4:3.