Calculating Discounts with a Calculator

The video tutorial demonstrates how to calculate a 10% discount using a basic calculator. The instructor provides two examples: one with an item priced at $6400 and another at $11,420. The method involves multiplying the original price by 90 and using the percentage button to find the final price after the discount. The instructor explains that multiplying by 90 is equivalent to subtracting 10% from 100%. The video concludes with a summary and a request for viewers to subscribe.

What is the main topic of the video?

• How to calculate a 10% discount using a calculator

• How to use a calculator for addition

• How to multiply numbers on a calculator

• How to calculate tax using a calculator

In the first example, what is the original price of the item?

• 10278

• 6400

• 5760

• 11420

What is the final price after a 10% discount on an item priced at 6400?

• 5760

• 10278

• 6400

• 11420

What is the first step in calculating the discount using the method shown?

• Multiply the original price by 90

• Divide the original price by 10

• Subtract 10 from the original price

• Add 10 to the original price

What is the discounted price of an item originally priced at 6400?

• 5760

• 11420

• 10278

• 6400

Why do we multiply the original price by 90 to find the discounted price?

• Because 100 minus 10 equals 90

• Because 90 is the discount percentage

• Because 90 is a round number

• Because 90 is easier to multiply

What is the result of subtracting 10 from 100 in the context of the video?

• 10

• 80

• 90

• 100

What is the original price of the item in the second example?

• 5760

• 10278

• 6400

• 11420

What is the final price after a 10% discount on an item priced at 11,420?

• 6400

• 11420

• 10278

• 5760

What is the purpose of pressing the percentage button after multiplying by 90?

• To add 10% to the price

• To apply the percentage calculation

• To subtract 10% from the price

• To clear the calculator