-58.7% is the change from 615 to 254
Calculation steps:
[( 254 - 615 ) ÷ 615] x 100 = -58.7%
Formula
Percentage change = [(254 - 615) / 615] x 100
Subtract the new number by the original number
254 - 615 = -361
-361 ÷ 615 = -0.5869918699186992
-0.5869918699186992 x 100 = -58.7%