Review Percent: Tape Diagrams & Double Number Line

Front

What is a tape diagram?

Back

A tape diagram is a visual model that uses rectangles to represent numbers and their relationships, helping to solve problems involving ratios, fractions, and percentages.

Front

How do you calculate 50% more of a number?

Back

To calculate 50% more of a number, multiply the number by 0.5 and then add that result to the original number.

Front

What is 5% as a decimal?

Back

0.05

Front

What is the equation for a tape diagram representing a ratio of 5 to 4?

Back

Front

How do you find the amount of a discount?

Back

To find the amount of a discount, multiply the original price by the discount percentage (as a decimal).

Front

What is the new price after applying a discount?

Back

To find the new price after a discount, subtract the discount amount from the original price.

Front

What does it mean to represent a relationship in a tape diagram?

Back

It means to show how two quantities relate to each other using segments of different lengths to illustrate their proportions.

Front

If Han biked x miles, and June biked 2/5 less, how can this be expressed?

Back

Front

What is the formula to convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.

Front

How do you express a number increased by a fraction in a tape diagram?

Back