-9.8% is the change from 541 to 488
Calculation steps:
[( 488 - 541 ) ÷ 541] x 100 = -9.8%
Formula
Percentage change = [(488 - 541) / 541] x 100
Subtract the new number by the original number
488 - 541 = -53
-53 ÷ 541 = -0.09796672828096119
-0.09796672828096119 x 100 = -9.8%