-69.39% is the change from 611 to 187
Calculation steps:
[( 187 - 611 ) ÷ 611] x 100 = -69.39%
Formula
Percentage change = [(187 - 611) / 611] x 100
Subtract the new number by the original number
187 - 611 = -424
-424 ÷ 611 = -0.6939443535188216
-0.6939443535188216 x 100 = -69.39%