-72.32% is the change from 690 to 191
Calculation steps:
[( 191 - 690 ) ÷ 690] x 100 = -72.32%
Formula
Percentage change = [(191 - 690) / 690] x 100
Subtract the new number by the original number
191 - 690 = -499
-499 ÷ 690 = -0.7231884057971014
-0.7231884057971014 x 100 = -72.32%