-43.18% is the change from 176 to 100
Calculation steps:
[( 100 - 176 ) ÷ 176] x 100 = -43.18%
Formula
Percentage change = [(100 - 176) / 176] x 100
Subtract the new number by the original number
100 - 176 = -76
-76 ÷ 176 = -0.4318181818181818
-0.4318181818181818 x 100 = -43.18%