-38.31% is the change from 971 to 599
Calculation steps:
[( 599 - 971 ) ÷ 971] x 100 = -38.31%
Formula
Percentage change = [(599 - 971) / 971] x 100
Subtract the new number by the original number
599 - 971 = -372
-372 ÷ 971 = -0.3831101956745623
-0.3831101956745623 x 100 = -38.31%