-72.99% is the change from 548 to 148
Calculation steps:
[( 148 - 548 ) ÷ 548] x 100 = -72.99%
Formula
Percentage change = [(148 - 548) / 548] x 100
Subtract the new number by the original number
148 - 548 = -400
-400 ÷ 548 = -0.7299270072992701
-0.7299270072992701 x 100 = -72.99%