The video tutorial explains how to calculate the sale price of a shirt originally priced at $60 with a 30% discount. The instructor breaks down the process by first understanding that the sale price is 70% of the original price. The calculation is done by finding 50% of the price, then adding 20% by calculating 10% twice. The final sale price is determined to be $42.

What is the original price of the shirt before any discounts?

• $30

• $60

• $42

• $70

If a store offers a 30% discount on an item, what percentage of the original price will you pay?

• 100%

• 30%

• 50%

• 70%

How much is 50% of $60?

• $20

• $30

• $50

• $40

What is the sale price of the shirt after applying a 30% discount?

• $18

• $60

• $30

• $42

How do you calculate 10% of a number?

• Divide by 10

• Move the decimal one place to the right

• Move the decimal one place to the left

• Multiply by 10