-40.52% is the change from 997 to 593
Calculation steps:
[( 593 - 997 ) ÷ 997] x 100 = -40.52%
Formula
Percentage change = [(593 - 997) / 997] x 100
Subtract the new number by the original number
593 - 997 = -404
-404 ÷ 997 = -0.40521564694082246
-0.40521564694082246 x 100 = -40.52%