Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

How do you find the unit rate?

Back

To find the unit rate, divide the quantity by the number of units. For example, if you travel 150 miles on 5 gallons, the unit rate is 150 miles ÷ 5 gallons = 30 miles per gallon.

Front

What is a ratio table?

Back

A ratio table is a tool used to organize and compare ratios. It lists pairs of numbers that have the same ratio.

Front

How do you complete a ratio table?

Back

To complete a ratio table, identify the pattern in the existing ratios and use multiplication or division to find the missing values.

Front

If 4 classes have 88 students, how many students are in each class?

Back

22 students per class (88 students ÷ 4 classes = 22 students/class).

Front

What is the purpose of using ratio tables?

Back

Ratio tables help visualize relationships between quantities, making it easier to solve problems involving proportions.

Front

If Kaleigh buys 3 apps for $9, how much does each app cost?

Back

Each app costs $3 ($9 ÷ 3 apps = $3/app).

Front

What is the missing number in the ratio table if the ratio is 1:5 and the known value is 2?

Back

The missing number is 10 (1 × 10 = 5 × 2).

Front

How do you determine if two ratios are equivalent?

Back

Two ratios are equivalent if they simplify to the same fraction or if their cross products are equal.

Front

If you travel 150 miles using 5 gallons of gas, how far do you travel per gallon?

Back

30 miles per gallon (150 miles ÷ 5 gallons = 30 miles/gallon).