# 6.13: Percent Equation to Find the Base, b

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Color | Highlighted Text | Notes | |
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Term | Definition |
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Amount |
In a proportion, the amount is the part of the base that is being calculated. |

Base |
In the context of the percent equation, the base is the part of the whole from which the amount is calculated. |

Decimal |
In common use, a decimal refers to part of a whole number. The numbers to the left of a decimal point represent whole numbers, and each number to the right of a decimal point represents a fractional part of a power of one-tenth. For instance: The decimal value 1.24 indicates 1 whole unit, 2 tenths, and 4 hundredths (commonly described as 24 hundredths). |

Equation |
An equation is a mathematical sentence that describes two equal quantities. Equations contain equals signs. |

Inverse Operation |
Inverse operations are operations that "undo" each other. Multiplication is the inverse operation of division. Addition is the inverse operation of subtraction. |

Percent |
Percent means out of 100. It is a quantity written with a % sign. |

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Description

Explains how to find the base number when you know a percent.

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Date Created:

Dec 02, 2015
Last Modified:

Sep 08, 2016
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