-72.51% is the change from 542 to 149
Calculation steps:
[( 149 - 542 ) ÷ 542] x 100 = -72.51%
Formula
Percentage change = [(149 - 542) / 542] x 100
Subtract the new number by the original number
149 - 542 = -393
-393 ÷ 542 = -0.7250922509225092
-0.7250922509225092 x 100 = -72.51%