Grade 12 Percent Calculations Worksheet
This worksheet focuses on advanced percent calculations, including percentage increase/decrease, compound interest, and real-world applications for Grade 12 students.
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Grade 12 Percent Calculations
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Read each question carefully and show all your work. Round all answers to two decimal places unless otherwise specified.
1. A store offers a 25% discount on all items. If an item was originally priced at $80, and then an additional 10% discount is applied to the sale price, what is the final price of the item?
$54.00
$56.00
$60.00
$64.00
2. If the population of a town increased from 15,000 to 18,000, what is the percentage increase?
15%
20%
25%
30%
1. A principal amount of $5,000 invested at an annual interest rate of 4% compounded annually will yield $ after 3 years.
2. If a quantity decreases by 15% and then increases by 20%, the net percentage change is .
1. Explain the difference between simple interest and compound interest. Provide an example for each.
2. A car depreciates by 12% in its first year and 8% in its second year. If the original price of the car was $25,000, what is its value after two years?
1. If a value increases by 100%, it doubles.
True
False
2. A 20% discount followed by a 20% increase results in the original price.
True
False
1. The value of a stock increased by 15% in January, decreased by 5% in February, and then increased by 10% in March. If the initial value of the stock was $100, what is its final value after March?
2. A company's sales revenue in 2022 was $1,500,000. They aim to increase their revenue by 8% each year. What will be their projected sales revenue in 2025?