-48.84% is the change from 172 to 88
Calculation steps:
[( 88 - 172 ) ÷ 172] x 100 = -48.84%
Formula
Percentage change = [(88 - 172) / 172] x 100
Subtract the new number by the original number
88 - 172 = -84
-84 ÷ 172 = -0.4883720930232558
-0.4883720930232558 x 100 = -48.84%