Understanding Percent Problems

This video tutorial explains how to solve percent problems using the percent equation. It covers identifying key terms like 'of', 'is', and 'what', and translating them into mathematical operations. The video provides examples of solving for unknown numbers, percentages, and base numbers. It also includes real-world applications, such as calculating markup percentages and determining earnings for self-employed individuals. The tutorial emphasizes converting percentages to decimals and ensuring answers are in the correct form.

What does the word 'of' translate to in percent problems?

• Addition

• Division

• Subtraction

• Multiplication

In the context of percent problems, what does the word 'is' translate to?

• Equals

• Addition

• Division

• Subtraction

What is the first step in solving a percent problem involving a variable?

• Identify the variable

• Convert the percent to a decimal

• Multiply the numbers

• Add the numbers

In the problem 'What is 12% of 875?', what is the first step?

• Divide 875 by 12

• Convert 12% to a fraction

• Set up the equation with a variable

• Multiply 875 by 12

How do you convert a decimal to a percent?

• Subtract 100

• Divide by 100

• Multiply by 100

• Add 100

In the problem '2 is 4% of what number?', what operation is used to find the unknown?

• Addition

• Division

• Subtraction

• Multiplication

What is the markup percentage if a book is bought for $80 and sold for $124?

• 60%

• 55%

• 50%

• 45%

How do you calculate the markup amount if a book is bought for $80 and sold for $124?

• Add $80 and $124

• Divide $124 by $80

• Multiply $80 by $124

• Subtract $80 from $124

Why is 120% used in the income comparison problem for self-employed individuals?

• It simplifies the equation

• It is a random choice

• It includes 100% of the base income plus an additional 20%

• It is a standard rate for all calculations

What is the hourly rate a self-employed person must earn if a non-self-employed person earns $18 per hour?

• $22.00

• $21.60

• $18.00

• $19.80