-72.49% is the change from 538 to 148
Calculation steps:
[( 148 - 538 ) ÷ 538] x 100 = -72.49%
Formula
Percentage change = [(148 - 538) / 538] x 100
Subtract the new number by the original number
148 - 538 = -390
-390 ÷ 538 = -0.724907063197026
-0.724907063197026 x 100 = -72.49%