Definitions: Percent Calculations

Instructions:

Definitions of percent-related terms.

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Calculating Tax. In a sale, applying a percentage to determine the tax owed on the sale.

Calculating Tips. For a given restaurant bill, applying a percentage to the bill to determine the tip.

Percent Increase. The increase in a number expressed as a percent change. Use this formula to calculate percent increase.

Percent Decrease. The decrease in a number expressed as a percent change. Use this formula to calculate percent decrease.