-17.66% is the change from 657 to 541
Calculation steps:
[( 541 - 657 ) ÷ 657] x 100 = -17.66%
Formula
Percentage change = [(541 - 657) / 657] x 100
Subtract the new number by the original number
541 - 657 = -116
-116 ÷ 657 = -0.1765601217656012
-0.1765601217656012 x 100 = -17.66%