-69.07% is the change from 611 to 189
Calculation steps:
[( 189 - 611 ) ÷ 611] x 100 = -69.07%
Formula
Percentage change = [(189 - 611) / 611] x 100
Subtract the new number by the original number
189 - 611 = -422
-422 ÷ 611 = -0.690671031096563
-0.690671031096563 x 100 = -69.07%