-74.56% is the change from 676 to 172
Calculation steps:
[( 172 - 676 ) ÷ 676] x 100 = -74.56%
Formula
Percentage change = [(172 - 676) / 676] x 100
Subtract the new number by the original number
172 - 676 = -504
-504 ÷ 676 = -0.7455621301775148
-0.7455621301775148 x 100 = -74.56%