-71.9% is the change from 548 to 154
Calculation steps:
[( 154 - 548 ) ÷ 548] x 100 = -71.9%
Formula
Percentage change = [(154 - 548) / 548] x 100
Subtract the new number by the original number
154 - 548 = -394
-394 ÷ 548 = -0.718978102189781
-0.718978102189781 x 100 = -71.9%