Calculating Sales Tax and Tips Effectively

This video tutorial covers the concepts of sales tax and tips, explaining how to calculate each and how to determine the total cost including these additional charges. The instructor provides multiple examples to illustrate the process of converting percentages to decimals and performing the necessary calculations. Two methods for calculating total costs are discussed, offering flexibility in approach. The lesson concludes with a brief discussion on tips, highlighting their similarity to sales tax calculations.

What is the primary purpose of sales tax?

• To increase the price of goods

• To generate revenue for the government

• To discourage buying

• To provide discounts

If an item costs $50 and the sales tax is 6%, what is the sales tax amount?

• $6.00

• $5.00

• $0.30

• $3.00

How do you convert a percentage to a decimal?

• Multiply by 100

• Divide by 100

• Add 100

• Subtract 100

Ricky bought magnets for $11.25 with an 8.5% sales tax. How much did he pay in sales tax?

• $0.90

• $1.00

• $0.85

• $0.96

Amelia bought a sweatshirt for $24.99 with a 5.5% sales tax. What is her total cost including tax?

• $26.00

• $25.99

• $27.00

• $26.36

How do you calculate the total cost including sales tax?

• Multiply the original price by the sales tax

• Subtract the sales tax from the original price

• Add the sales tax to the original price

• Divide the original price by the sales tax

What is a tip?

• A tax on services

• An additional payment for a service

• A refund

• A discount on goods

Mitchell's restaurant bill was $32 and he left a 15% tip. How much did he tip?

• $3.20

• $5.00

• $4.80

• $4.00

If a haircut costs $25 and the tip is 20%, what is the total cost including the tip?

• $32.00

• $27.50

• $28.00

• $30.00

What is the decimal equivalent of 20%?

• 0.2

• 2.0

• 0.02

• 0.20