Ratios and Equivalent Ratios

Front

What is a ratio?

Back

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

Front

How do you write a ratio?

Back

Ratios can be written in three ways: using a colon (e.g., 1:2), as a fraction (e.g., 1/2), or in words (e.g., '1 to 2').

Front

What are equivalent ratios?

Back

Equivalent ratios are ratios that express the same relationship between two quantities, even if the numbers are different.

Front

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

Back

Yes, 1:2 and 2:4 are equivalent ratios because they simplify to the same fraction, 1/2.

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 16 boys to 32 girls in simplest form?

Back

The ratio of boys to girls is 1:2 when simplified.

Front

If there are 4 meatballs for every 1 cup of sauce, what is the ratio of meatballs to sauce?

Back

The ratio of meatballs to sauce is 4:1.

Front

What is the ratio of hot dogs to cheeseburgers if there are 2 hot dogs for every 4 cheeseburgers?

Back

The ratio of hot dogs to cheeseburgers is 1:2 when simplified.

Front

How can you represent the ratio of 28 to 70?

Back

The ratio of 28 to 70 can be simplified to 2:5.

Front

What is a real-life example of a ratio?

Back

A real-life example of a ratio is the recipe ratio of 12 noodles to 4 meatballs.