-93.8% is the change from 548 to 34
Calculation steps:
[( 34 - 548 ) ÷ 548] x 100 = -93.8%
Formula
Percentage change = [(34 - 548) / 548] x 100
Subtract the new number by the original number
34 - 548 = -514
-514 ÷ 548 = -0.9379562043795621
-0.9379562043795621 x 100 = -93.8%