-56.91% is the change from 311 to 134
Calculation steps:
[( 134 - 311 ) ÷ 311] x 100 = -56.91%
Formula
Percentage change = [(134 - 311) / 311] x 100
Subtract the new number by the original number
134 - 311 = -177
-177 ÷ 311 = -0.5691318327974276
-0.5691318327974276 x 100 = -56.91%