-33.67% is the change from 591 to 392
Calculation steps:
[( 392 - 591 ) ÷ 591] x 100 = -33.67%
Formula
Percentage change = [(392 - 591) / 591] x 100
Subtract the new number by the original number
392 - 591 = -199
-199 ÷ 591 = -0.33671742808798644
-0.33671742808798644 x 100 = -33.67%