-98.14% is the change from 538 to 10
Calculation steps:
[( 10 - 538 ) ÷ 538] x 100 = -98.14%
Formula
Percentage change = [(10 - 538) / 538] x 100
Subtract the new number by the original number
10 - 538 = -528
-528 ÷ 538 = -0.9814126394052045
-0.9814126394052045 x 100 = -98.14%