-16.08% is the change from 541 to 454
Calculation steps:
[( 454 - 541 ) ÷ 541] x 100 = -16.08%
Formula
Percentage change = [(454 - 541) / 541] x 100
Subtract the new number by the original number
454 - 541 = -87
-87 ÷ 541 = -0.16081330868761554
-0.16081330868761554 x 100 = -16.08%