-91.94% is the change from 558 to 45
Calculation steps:
[( 45 - 558 ) ÷ 558] x 100 = -91.94%
Formula
Percentage change = [(45 - 558) / 558] x 100
Subtract the new number by the original number
45 - 558 = -513
-513 ÷ 558 = -0.9193548387096774
-0.9193548387096774 x 100 = -91.94%