Weighted average is a type of an average that takes into account the relative importance of each value under consideration and is calculated by multiplying the respective weights in percentage terms with its corresponding value Weighted Average Formula W1X1 W2X2 WnXn Here w respective weight in percentage x value. Calculate Weighted-Average Atomic Mass. Then add each of the calculated values from step 1 together.
Step 2 Calculate the SUMPRODUCT ie multiply each value by its weight and then calculate their sum in order to get the sum-product.
Calculating Weighted Average When the Weights Add up to 1 1. The weighted grade calculator will calculate the weighted average for the given values using the weighted average formula. This value references to the mass and percent abundance of all the isotopes of an element. To determine the weight of each number consider its importance to you or the.