1 Weighted Average Calculator
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# Weighted Average Calculator

Weighted average calculator and calculation. Weighted mean calculator.

 Weight Data number Weighted average: Total of weights: Calculation:

Average calculator ►

## Weighted average calculation

The weighted average (x) is equal to the sum of the product of the weight (wi) times the data number (xi) divided by the sum of the weights: ### Example

Find the weighted average of class grades (with equal weight) 70,70,80,80,80,90:

Since the weight of all grades are equal, we can calculate these grades with simple average or we can cound how many times each grade apear and use weighted average.

2×70,3×80,1×90

x = (2×70+3×80+1×90) / (2+3+1) = 470 / 6 = 78.33333

##### See also
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Decrease of divisions to another denominator - the standard and examples.In this article we will discuss throwing parts to another denominator. To begin with, we will comprehend what is known as the decrease of the portion to a shared factor. From that point onward, we give the meaning of an extra factor and figure out how to locate an extra factor that leads the first portion to the denominator showed. At long last, we will voice the standard of throwing a portion to another

Users write Now: Andrey Tretyakov • a year ago - The calculator is normal, but where is the procedure? 2 + 2x2 = 8 ?? 1 goes multiplication and division, and then + and -. will be 6 !!!

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