Calculate individual item weight, total batch weight, or item count from quantity, bulk weight, and optional tare, with g, kg, oz, and lb conversions.

Bulk and Unit WeightFind one item’s weight, a batch total, or item count.
Required: enter the measured total weight and the whole-number item quantity.
g
g
g
g
g

For measured totals, tare is subtracted. When calculating a batch total, tare is added.

Individual item weight
Items
Net contents
Gross measured

Use consistent weight units. Tare means container or packaging weight; dimensional shipping weight is a separate calculation.

Item Weight Formula

The following two example problems outline the steps and information needed to calculate the Item Weight.

IW = TW / I

Variables:

  • IW is the Item Weight (lb)
  • TW is the total weight (lb) 
  • I is the total number of items 

To calculate the item weight, divide the total weight by the total number of items.

How to Calculate Item Weight?

The following steps outline how to calculate the Item Weight.

  1. First, determine the total weight (lb). 
  2. Next, determine the total number of items. 
  3. Next, gather the formula from above = IW = TW / #I.
  4. Finally, calculate the Item Weight.
  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.

total weight (lb) = 300

total number of items = 230

IW = TW / #I = ?