-67.51% is the change from 591 to 192
Calculation steps:
[( 192 - 591 ) ÷ 591] x 100 = -67.51%
Formula
Percentage change = [(192 - 591) / 591] x 100
Subtract the new number by the original number
192 - 591 = -399
-399 ÷ 591 = -0.6751269035532995
-0.6751269035532995 x 100 = -67.51%