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how to do percentage math in your head. Here you can figure that 75 percent is 50 percent added to 25 percent. How to calculate percentages can be easier than you may realize.
For example 25 is 10 10 5. To support free math by tecmath on Patr. This turns 3 into 03.
To calculate a percentage in your head start by breaking the percentage off into smaller units.
Heres another variation in how human thought works that can be described in concrete terms. 25 percent means one fourth. To support free math by tecmath on Patr. Having written several other articles ranging from learning to do mult.