-69.46% is the change from 609 to 186
Calculation steps:
[( 186 - 609 ) ÷ 609] x 100 = -69.46%
Formula
Percentage change = [(186 - 609) / 609] x 100
Subtract the new number by the original number
186 - 609 = -423
-423 ÷ 609 = -0.6945812807881774
-0.6945812807881774 x 100 = -69.46%