Learn how to find 8% of 40

The video tutorial explains how to understand and calculate percentages by considering them as a part over a whole. It introduces the concept of creating proportions to solve percent problems and demonstrates the cross product method for finding percentages. The tutorial also discusses shortcut methods for quick calculations and emphasizes using proportions as a way to verify answers.

What is the basic concept of a percent?

• A whole number

• A part over a whole

• A whole over a part

• A fraction of 10

In the cross product method, what is the result of 800% divided by 40?

• 15%

• 25%

• 10%

• 20%

What is the purpose of using proportions in percent problems?

• To avoid using decimals

• To make calculations faster

• To understand the relationship between part and whole

• To simplify fractions

What is the shortcut method to find the percent of 8 out of 40?

• Subtract 8 from 40

• Divide 8 by 40 and multiply by 100

• Divide 40 by 8

• Multiply 8 by 40

Why is it important to understand the concept before using shortcuts?

• To save time

• To ensure accuracy in different types of problems

• To memorize formulas

• To avoid using calculators