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What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol '%'. For example, 50% means 50 out of 100.

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How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add the percent symbol. For example, 0.98 x 100 = 98%.

Front

What is sales tax?

Back

Sales tax is a percentage of the sale price of goods or services that is added to the total cost. It is collected by the seller and paid to the government.

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How do you calculate sales tax?

Back

To calculate sales tax, multiply the price of the item by the sales tax rate (as a decimal). For example, for a $899 TV with a 6.5% tax rate: $899 x 0.065 = $58.44.

Front

What is a tip?

Back

A tip is a small amount of money given to someone for their service, usually calculated as a percentage of the total bill.

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How do you calculate a tip?

Back

To calculate a tip, multiply the total bill by the tip percentage (as a decimal). For example, for a $65 meal with a 15% tip: $65 x 0.15 = $9.75.

Front

What is a discount?

Back

A discount is a reduction in the price of a product or service, usually expressed as a percentage of the original price.

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How do you calculate a discount?

Back

To calculate a discount, multiply the original price by the discount percentage (as a decimal) and subtract that amount from the original price.

Front

If an item costs $45 and has a 15% discount, how much is the discount?

Back

The discount is $6.75. Calculation: $45 x 0.15 = $6.75.

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What is the total cost after tax?

Back

The total cost after tax is the original price plus the sales tax. For example, if a TV costs $899 and the tax is $58.44, the total cost is $957.44.