Enter the monthly bill amount ($) and the number of days used in the month into the Prorated Bill Calculator. The calculator will evaluate and display the Prorated Bill.

## Prorated Bill Formula

The following formula is used to calculate the Prorated Bill.

**PB = MB / 30.5 * #D**

- Where PB is the Prorated Bill ($)
- MB is the monthly bill amount ($)
- #D is the number of days used in the month

## How to Calculate a Prorated Bill?

The following example problems outline how to calculate Prorated Bill.

Example Problem #1:

- First, determine the monthly bill amount ($).
- The monthly bill amount ($) is given as: 700.

- Next, determine the number of days used in the month.
- The number of days used in the month is provided as: 10.

- Finally, calculate the Prorated Bill using the equation above:

PB = MB / 30.5 * #D

The values given above are inserted into the equation below and the solution is calculated:

PB = 700 / 30.5 * 10 = 229.508 ($)

Example Problem #2:** **

For this problem, the variables needed are provided below:

monthly bill amount ($) = 800

number of days used in the month = 15

This example problem is a test of your knowledge on the subject. Use the calculator above to check your answer.

PB = MB / 30.5 * #D** = ?**