-51.38% is the change from 615 to 299
Calculation steps:
[( 299 - 615 ) ÷ 615] x 100 = -51.38%
Formula
Percentage change = [(299 - 615) / 615] x 100
Subtract the new number by the original number
299 - 615 = -316
-316 ÷ 615 = -0.5138211382113821
-0.5138211382113821 x 100 = -51.38%