-71.48% is the change from 540 to 154
Calculation steps:
[( 154 - 540 ) ÷ 540] x 100 = -71.48%
Formula
Percentage change = [(154 - 540) / 540] x 100
Subtract the new number by the original number
154 - 540 = -386
-386 ÷ 540 = -0.7148148148148148
-0.7148148148148148 x 100 = -71.48%