Combined Filters Cut Sums Even Odd The Cut Sums Even Odd (CS-EO) is a so called "combined filter", a combination of two filters:
The Cut Sums filter is a so called "math filter". Math filters are created through calculations. You get the sum of a number by adding up the digits within that number. The cut sum is the last digit of that sum. Even Odd (EO) together with High Low (HL) are the most basic digit filters in use. Even and odd digits are easy to identify, same as high (5-9) and low (0-4) digits. As most of the filtering in the past was done using pencil and paper, these simple filters were the first to be used. They did not need any kind of calculation, everyone can distinguish a high from a low digit as well as even one from an odd one. To show you how to calculate the Cut Sums Even Odd filter select one of the links below for a step by step example.
Cut Sums Even Odd
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