perform the required calculations for each of the following items round your answers to the nearest 0.1% 20 is how much less than 30 what percent last 25 is how much more than 20% more 37 is what percent more than 32 300 is what percent less than 599 184 is what percent more than 148 102 is what percent more than 1516 is what percent less than 489 216 is what percent greater than 80 418 is what percent smaller than 516