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"150% more than".

We are all used to seeing "y is 150% of x", which means y = 1.5x. We are less used to seeing "y is 150% more than x" and there is a temptation to think they are the same. Wrong!


"y is 150% more than x" means that y = x plus 150% of x, which is y = x + 1.5x = 2.5x.

 
 
 

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