-72.41% is the change from 540 to 149
Calculation steps:
[( 149 - 540 ) ÷ 540] x 100 = -72.41%
Formula
Percentage change = [(149 - 540) / 540] x 100
Subtract the new number by the original number
149 - 540 = -391
-391 ÷ 540 = -0.7240740740740741
-0.7240740740740741 x 100 = -72.41%