-6.43% is the change from 591 to 553
Calculation steps:
[( 553 - 591 ) ÷ 591] x 100 = -6.43%
Formula
Percentage change = [(553 - 591) / 591] x 100
Subtract the new number by the original number
553 - 591 = -38
-38 ÷ 591 = -0.06429780033840947
-0.06429780033840947 x 100 = -6.43%