31700% is the change from 1 to 318
Calculation steps:
[( 318 - 1 ) ÷ 1] x 100 = 31700%
Formula
Percentage change = [(318 - 1) / 1] x 100
Subtract the new number by the original number
318 - 1 = 317
317 ÷ 1 = 317
317 x 100 = 31700%
Example