-69.51% is the change from 610 to 186
Calculation steps:
[( 186 - 610 ) ÷ 610] x 100 = -69.51%
Formula
Percentage change = [(186 - 610) / 610] x 100
Subtract the new number by the original number
186 - 610 = -424
-424 ÷ 610 = -0.6950819672131148
-0.6950819672131148 x 100 = -69.51%