-43.73% is the change from 311 to 175
Calculation steps:
[( 175 - 311 ) ÷ 311] x 100 = -43.73%
Formula
Percentage change = [(175 - 311) / 311] x 100
Subtract the new number by the original number
175 - 311 = -136
-136 ÷ 311 = -0.43729903536977494
-0.43729903536977494 x 100 = -43.73%