-98.89% is the change from 540 to 6
Calculation steps:
[( 6 - 540 ) ÷ 540] x 100 = -98.89%
Formula
Percentage change = [(6 - 540) / 540] x 100
Subtract the new number by the original number
6 - 540 = -534
-534 ÷ 540 = -0.9888888888888889
-0.9888888888888889 x 100 = -98.89%