Enter the daily purchase rate (units) into the Calculator. The calculator will evaluate the Annual Purchase Rate.

## Annual Purchase Rate Formula

APR = DPR * 365

Variables:

- APR is the Annual Purchase Rate (units/year)
- DPR is the daily purchase rate (units)

To calculate Annual Purchase Rate, multiply the daily purchase rate by 365.

## How to Calculate Annual Purchase Rate?

The following steps outline how to calculate the Annual Purchase Rate.

- First, determine the daily purchase rate (units).
- Next, gather the formula from above = APR = DPR * 365.
- Finally, calculate the Annual Purchase Rate.
- After inserting the variables and calculating the result, check your answer with the calculator above.

**Example Problem : **

Use the following variables as an example problem to test your knowledge.

daily purchase rate (units) = 30