-39.38% is the change from 975 to 591
Calculation steps:
[( 591 - 975 ) ÷ 975] x 100 = -39.38%
Formula
Percentage change = [(591 - 975) / 975] x 100
Subtract the new number by the original number
591 - 975 = -384
-384 ÷ 975 = -0.39384615384615385
-0.39384615384615385 x 100 = -39.38%