Enter the quantity variance (units) and the total quantity (units) into the Calculator. The calculator will evaluate the Quantity Variance Percentage. 

Quantity Variance Percentage Formula

QVP = QV / TQ * 100

Variables:

  • QVP is the Quantity Variance Percentage (%)
  • QV is the quantity variance (units)
  • TQ is the total quantity (units)

To calculate the Quantity Variance Percentage, divide the quantity variance by the total quantity, then multiply by 100.

How to Calculate Quantity Variance Percentage?

The following steps outline how to calculate the Quantity Variance Percentage.


  1. First, determine the quantity variance (units). 
  2. Next, determine the total quantity (units). 
  3. Next, gather the formula from above = QVP = QV / TQ * 100.
  4. Finally, calculate the Quantity Variance Percentage.
  5. 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.

quantity variance (units) = 6

total quantity (units) = 129

Frequently Asked Questions (FAQ)

What is quantity variance and why is it important?

Quantity variance refers to the difference between the expected quantity and the actual quantity used or sold in a given period. It is important because it helps businesses understand their production efficiency, inventory management, and sales performance.

How can calculating the Quantity Variance Percentage help businesses?

Calculating the Quantity Variance Percentage helps businesses identify discrepancies in their inventory or sales volumes, allowing them to adjust their strategies accordingly. It can highlight areas where efficiency can be improved or where there may be issues with supply chain management.

Can Quantity Variance Percentage be applied to both manufacturing and retail businesses?

Yes, Quantity Variance Percentage can be applied to both manufacturing and retail businesses. In manufacturing, it helps in assessing production efficiency and material usage, while in retail, it aids in managing inventory levels and understanding sales performance.

Is it possible to have a negative Quantity Variance Percentage? What does it imply?

Yes, it is possible to have a negative Quantity Variance Percentage. This implies that the actual quantity is less than the expected quantity, indicating potential issues such as production inefficiencies, supply chain disruptions, or higher than expected sales, which might require further investigation.