-34.41% is the change from 311 to 204
Calculation steps:
[( 204 - 311 ) ÷ 311] x 100 = -34.41%
Formula
Percentage change = [(204 - 311) / 311] x 100
Subtract the new number by the original number
204 - 311 = -107
-107 ÷ 311 = -0.3440514469453376
-0.3440514469453376 x 100 = -34.41%