-99.44% is the change from 538 to 3
Calculation steps:
[( 3 - 538 ) ÷ 538] x 100 = -99.44%
Formula
Percentage change = [(3 - 538) / 538] x 100
Subtract the new number by the original number
3 - 538 = -535
-535 ÷ 538 = -0.9944237918215614
-0.9944237918215614 x 100 = -99.44%