-99.26% is the change from 543 to 4
Calculation steps:
[( 4 - 543 ) ÷ 543] x 100 = -99.26%
Formula
Percentage change = [(4 - 543) / 543] x 100
Subtract the new number by the original number
4 - 543 = -539
-539 ÷ 543 = -0.992633517495396
-0.992633517495396 x 100 = -99.26%