-33.67% is the change from 891 to 591
Calculation steps:
[( 591 - 891 ) ÷ 891] x 100 = -33.67%
Formula
Percentage change = [(591 - 891) / 891] x 100
Subtract the new number by the original number
591 - 891 = -300
-300 ÷ 891 = -0.3367003367003367
-0.3367003367003367 x 100 = -33.67%