Ratios and Ratio Tables

Front

What is a ratio?

Back

A ratio is a relationship between two numbers that shows how many times the first number contains the second.

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 number in a ratio table?

Back

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

Front

If the ratio of red paint to yellow paint is 3:5, how much yellow paint is needed for 9 oz of red paint?

Back

You need 15 oz of yellow paint.

Front

What does it mean for ratios to be equivalent?

Back

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

Front

How can you express the ratio of 4 red apples to 3 green apples?

Back

The ratio can be expressed as 4:3.

Front

What is the formula for finding equivalent ratios?

Back

The formula for finding equivalent ratios is a/b = c/d, where a and b are the first ratio and c and d are the second ratio.

Front

What is the significance of the order of numbers in a ratio?

Back

The order of numbers in a ratio is significant because it indicates the relationship between the two quantities.

Front

How do you simplify a ratio?

Back

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

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first number is the numerator and the second number is the denominator.