8.80 is increased to 17.60 what is the percent?

To calculate the percentage increase from 8.80 to 17.60, you first need to find the difference between the two numbers, which is 17.60 - 8.80 = 8.80. Then, you divide this difference by the original number (8.80) and multiply by 100 to get the percentage increase: (8.80 / 8.80) * 100 = 100%. Therefore, the percentage increase from 8.80 to 17.60 is 100%.