Ratios & Ratio Tables

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.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios.

Front

If the ratio of apples to oranges is 2:3, how many oranges are there if there are 10 apples?

Back

There are 15 oranges.

Front

What is the ratio of 4 to 8 in simplest form?

Back

The simplest form of the ratio 4 to 8 is 1:2.

Front

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

Back

The ratio of flour to sugar is 2:3.

Front

What is the ratio of squares to triangles if there are 3 squares and 9 triangles?

Back

The ratio of squares to triangles is 1:3.

Front

How do you find an unknown in a ratio table?

Back

To find an unknown in a ratio table, use equivalent ratios to set up a proportion and solve for the unknown.

Front

What is the ratio of Charles's baseball cards to Tracy's baseball cards if Charles has 7 and Tracy has 10?

Back

The ratio is 7:10.