-54.99% is the change from 591 to 266
Calculation steps:
[( 266 - 591 ) ÷ 591] x 100 = -54.99%
Formula
Percentage change = [(266 - 591) / 591] x 100
Subtract the new number by the original number
266 - 591 = -325
-325 ÷ 591 = -0.5499153976311336
-0.5499153976311336 x 100 = -54.99%