-90.57% is the change from 615 to 58
Calculation steps:
[( 58 - 615 ) ÷ 615] x 100 = -90.57%
Formula
Percentage change = [(58 - 615) / 615] x 100
Subtract the new number by the original number
58 - 615 = -557
-557 ÷ 615 = -0.9056910569105691
-0.9056910569105691 x 100 = -90.57%