-78.65% is the change from 548 to 117
Calculation steps:
[( 117 - 548 ) ÷ 548] x 100 = -78.65%
Formula
Percentage change = [(117 - 548) / 548] x 100
Subtract the new number by the original number
117 - 548 = -431
-431 ÷ 548 = -0.7864963503649635
-0.7864963503649635 x 100 = -78.65%