Enter the current period sales ($) and the previous period sales ($) into the Change in Sales Calculator. The calculator will evaluate and display the Change in Sales.

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## Change in Sales Formula

The following formula is used to calculate the Change in Sales ($).

**ΔS = CS – PS**

- Where ΔS is the Change in Sales ($)
- CS is the current period sales ($)
- PS is the previous period sales ($)

## How to Calculate Change in Sales?

The following example problems outline how to calculate Change in Sales ($).

Example Problem #1:

- First, determine the current period sales ($).
- The current period sales ($) is given as: 7,000.

- Next, determine the previous period sales ($).
- The previous period sales ($) is provided as: 5,000.

- Finally, calculate the Change in Sales ($) using the equation above:

ΔS = CS – PS

The values given above are inserted into the equation below:

ΔS = 7,000 – 5,000 = 2,000 ($)

Example Problem #2:** **

For this problem, the variables needed are provided below:

current period sales ($) = 700

previous period sales ($) = 300

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

ΔS = CS – PS** = ?**