-98.03% is the change from 557 to 11
Calculation steps:
[( 11 - 557 ) ÷ 557] x 100 = -98.03%
Formula
Percentage change = [(11 - 557) / 557] x 100
Subtract the new number by the original number
11 - 557 = -546
-546 ÷ 557 = -0.9802513464991023
-0.9802513464991023 x 100 = -98.03%