-96.9% is the change from 548 to 17
Calculation steps:
[( 17 - 548 ) ÷ 548] x 100 = -96.9%
Formula
Percentage change = [(17 - 548) / 548] x 100
Subtract the new number by the original number
17 - 548 = -531
-531 ÷ 548 = -0.968978102189781
-0.968978102189781 x 100 = -96.9%