USA Today: How many carbs should you eat a day? We spoke with an expert. How many carbs should you eat a day?
We spoke with an expert. People often say that percentages greater than 100 make no sense because you can't have more than all of something. This is simply silly and mathematically ignorant. A percentage is just a ratio between two numbers.
100 grams of carbs per day, There are many situations where it is perfectly reasonable for the numerator of a fraction to be greater than the denominator. If soap A kills 100% and soap B kills 99.99% of bacteria, the remaining amount of bacteria after applying A (0%) is infinitely smaller than the remaining amount of bacteria after applying B (0.01%). Therefore A is much, much better. You can see from these examples that 0.01% gap behaves differently across the percentage scale. 2 Use 100% when you are stating mathematical thought like statistics.
100 grams of carbs per day, Use "one hundred percent" when you are stating non-mathematical thought like a story. word choice - Choosing between "100%" and "cent percent" - English ... Yes, the correct usage is that 100% increase is the same as a two-fold increase. The reason is that when using percentages we are referring to the difference between the final amount and the initial amount as a fraction (or percent) of the original amount. I wouldn't be at all surprised if using buck to mean "one hundred" in a general sense that is applicable to various units of measure (such as "100 miles per hour" in your example) goes back to the 1970s, but documenting first occurrences of U.S. slang from about 1930 onward is extremely difficult.
