-84.09% is the change from 591 to 94
Calculation steps:
[( 94 - 591 ) ÷ 591] x 100 = -84.09%
Formula
Percentage change = [(94 - 591) / 591] x 100
Subtract the new number by the original number
94 - 591 = -497
-497 ÷ 591 = -0.8409475465313029
-0.8409475465313029 x 100 = -84.09%