“A 200% increase” is logically equivalent to “200% more”. Think about what it means for a number to “increase” or to be “more than” another number. How much is

“A 200% increase” is logically equivalent to “200% more”. Think about what it means for a number to “increase” or to be “more than” another number. How much is the “increase”? How much “more”? Unfortunately, “200% as much” is often what people mean when they say “200% more”. (This difference became especially noticeable to me after playing^W practicing my math skills with incremental games for obscene amounts of time.)