-36.99% is the change from 976 to 615
Calculation steps:
[( 615 - 976 ) ÷ 976] x 100 = -36.99%
Formula
Percentage change = [(615 - 976) / 976] x 100
Subtract the new number by the original number
615 - 976 = -361
-361 ÷ 976 = -0.3698770491803279
-0.3698770491803279 x 100 = -36.99%