-9.77% is the change from 655 to 591
Calculation steps:
[( 591 - 655 ) ÷ 655] x 100 = -9.77%
Formula
Percentage change = [(591 - 655) / 655] x 100
Subtract the new number by the original number
591 - 655 = -64
-64 ÷ 655 = -0.09770992366412214
-0.09770992366412214 x 100 = -9.77%