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 is a ratio table?

Back

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

Front

How do you find a missing value in a ratio table?

Back

To find a missing value, use equivalent ratios to set up a proportion and solve for the unknown.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities.

Front

How can you simplify a ratio?

Back

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

Front

If the ratio of A to B is 2:3, what is the equivalent ratio if both terms are multiplied by 2?

Back

The equivalent ratio is 4:6.

Front

What is the first step in solving a ratio problem?

Back

Identify the known values and the relationship between them.

Front

If a recipe calls for a ratio of 1:4 of sugar to flour, how much sugar is needed for 12 cups of flour?

Back

3 cups of sugar are needed.

Front

What is the value of B in the ratio table if A is 15 and the ratio is 3:5?

Back

B is 25.

Front

How do you check if two ratios are equivalent?

Back

Cross-multiply the ratios and see if the products are equal.