Percent Problems

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is denoted by the symbol '%'. For example, 25% means 25 out of 100.

Front

How do you find what number a percent is of?

Back

To find what number a percent is of, you can use the formula: Part = Percent × Whole. Rearranging gives Whole = Part / Percent.

Front

If 12 is 25% of what number, how do you find the number?

Back

To find the number, use the formula: Number = Part / (Percent / 100). Here, Number = 12 / (25 / 100) = 48.

Front

What is the formula to find the percent of a number?

Back

The formula to find the percent of a number is: Percent = (Part / Whole) × 100.

Front

If 50 is 40% of what number, how do you find the number?

Back

Use the formula: Number = Part / (Percent / 100). Here, Number = 50 / (40 / 100) = 125.

Front

How do you calculate what percent one number is of another?

Back

To calculate what percent one number is of another, use the formula: Percent = (Part / Whole) × 100.

Front

What percent of 150 is 60?

Back

To find this, use the formula: Percent = (60 / 150) × 100 = 40%.

Front

What is sales tax?

Back

Sales tax is a percentage added to the price of goods and services, collected by the seller and paid to the government.

Front

If a book costs $24 and the total paid is $25.02, how do you find the sales tax rate?

Back

Sales Tax = Total Paid - Price. Here, Sales Tax = $25.02 - $24 = $1.02. Sales Tax Rate = (Sales Tax / Price) × 100 = (1.02 / 24) × 100 = 4.25%.

Front

If 18 is what percent of 60, how do you find the percent?

Back

Use the formula: Percent = (18 / 60) × 100 = 30%.