Percents

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 15% of 82, calculate 82 * 0.15.

Front

What is the formula to find the sale price after a discount?

Back

The sale price can be calculated using the formula: Sale Price = Original Price - (Original Price * Discount Rate).

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the numerator by the denominator and then multiply by 100.

Front

What is the relationship between percentages and decimals?

Back

Percentages can be converted to decimals by dividing by 100. For example, 20% is equivalent to 0.20.

Front

How do you find the percentage increase or decrease?

Back

To find the percentage increase or decrease, use the formula: ((New Value - Old Value) / Old Value) * 100.

Front

What is the formula to calculate tax on a purchase?

Back

The tax amount can be calculated using the formula: Tax Amount = Purchase Price * Tax Rate.

Front

How do you find the original price before a discount?

Back

To find the original price before a discount, use the formula: Original Price = Sale Price / (1 - Discount Rate).

Front

What is a markup percentage?

Back

A markup percentage is the amount added to the cost price of goods to cover overhead and profit, expressed as a percentage of the cost price.

Front

How do you calculate the percentage of a total?

Back

To calculate the percentage of a total, divide the part by the total and multiply by 100.