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The Weighted Average (V) is calculated by adding the products of
the Value (V) times the Weight (W) and dividing that by the total of the Weights.
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From the Weighted Average equation above, a Value (V1) can also
be calculated for when given the Weighted Average (V) and all
other Values and Weights.
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Here is a weighted average calculator. The meaning of weighted average is best explained by the examples given here.
This calculator can also calculate for an individual value in a group needed to make a given weighted average. You
can use it for example to calculate for the final exam score needed to make a certain grade. Please leave
the value to be calculated blank. Click on the add rows button to add more entries. The number of decimal
places for the calculated value can be specified (The default value is 5). Actual calculations are shown at the
bottom of results page. This calculator has been updated. For those who prefer the older version please click
here.
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