-63.02% is the change from 311 to 115
Calculation steps:
[( 115 - 311 ) ÷ 311] x 100 = -63.02%
Formula
Percentage change = [(115 - 311) / 311] x 100
Subtract the new number by the original number
115 - 311 = -196
-196 ÷ 311 = -0.6302250803858521
-0.6302250803858521 x 100 = -63.02%