-52.51% is the change from 179 to 85
Calculation steps:
[( 85 - 179 ) ÷ 179] x 100 = -52.51%
Formula
Percentage change = [(85 - 179) / 179] x 100
Subtract the new number by the original number
85 - 179 = -94
-94 ÷ 179 = -0.5251396648044693
-0.5251396648044693 x 100 = -52.51%