-38.93% is the change from 971 to 593
Calculation steps:
[( 593 - 971 ) ÷ 971] x 100 = -38.93%
Formula
Percentage change = [(593 - 971) / 971] x 100
Subtract the new number by the original number
593 - 971 = -378
-378 ÷ 971 = -0.38928939237899074
-0.38928939237899074 x 100 = -38.93%