They said 300%, not growth by 300% IMO I prefer the former ("growth factor") calculation to the "growth by" calculation as it's simpler, it's just [the_percent

They said 300%, not growth by 300% IMO I prefer the former ("growth factor") calculation to the "growth by" calculation as it's simpler, it's just [the_percentage]/100 * current_value in the other case it is (the_percentage + 100)/100 * current_value which takes an extra CPU cycle of my brain