Mastering Percentages: Discounts, Markups, and Simple Interest

This video tutorial from Master Math provides an in-depth look at practical uses of the percentage equation, focusing on discounts, markups, and simple interest. It offers tips for maximizing learning, such as rewatching confusing parts and practicing problems. The video explains how to calculate discounts and markups using the percent equation, and how to determine simple interest on bank deposits. Practical examples are provided to illustrate these concepts, and viewers are encouraged to test their understanding with downloadable worksheets and quizzes.

What should you do if you find a concept confusing while watching the video?

• Skip to the next section

• Hit the back button and watch it again

• Ask a friend for help

• Ignore it and move on

If a $50 sweater is discounted by 25%, what is the amount of the discount?

• $37.50

• $12.50

• $50.00

• $25.00

After a 25% discount, what is the final price of a $50 sweater?

• $50.00

• $37.50

• $25.00

• $12.50

If a car dealer marks up a $15,000 car by 33.3%, what is the markup amount?

• $5,500

• $5,000

• $4,500

• $3,000

What is the final retail price of a car that costs $15,000 after a 33.3% markup?

• $20,500

• $19,500

• $18,000

• $20,000

If you deposit $1,000 in a bank at 5% interest per year, how much interest will you earn in one year?

• $100

• $75

• $50

• $25

How much total money will you have after one year if you deposit $1,000 at 5% interest?

• $1,025

• $1,100

• $1,050

• $1,075

If you keep $1,000 in a bank for five years at 5% interest per year, how much interest will you earn in total?

• $300

• $150

• $200

• $250

What is the new price of a sofa originally priced at $800 after a 15% markup?

• $920

• $900

• $940

• $960

After marking up a sofa by 15% to $920, what is the new price after a 10% discount?

• $840

• $836

• $832

• $828