Ratios and Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that can be expressed in three ways: A to B, A:B, or A/B.

Front

How can ratios be represented?

Back

Ratios can be represented as fractions, decimals, or percentages.

Front

What is a ratio table?

Back

A ratio table is a table that shows equivalent ratios, helping to visualize the relationship between two quantities.

Front

What does it mean for ratios to be equivalent?

Back

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

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

15 oz of yellow paint.

Front

What is the missing number in the ratio table: 2:3, 4:6, ?, 8:12?

Back

6.

Front

True or False: Ratio tables can only show whole numbers.

Back

False. Ratio tables can include fractions and decimals.

Front

What is the first step to solve a ratio problem?

Back

Identify the ratio and the quantities involved.

Front

If a recipe calls for a ratio of 1:4 for sugar to flour, how much sugar is needed for 2 cups of flour?

Back

0.5 cups of sugar.

Front

What is the relationship between ratios and proportions?

Back

Proportions are equations that state that two ratios are equal.