-37.69% is the change from 987 to 615
Calculation steps:
[( 615 - 987 ) ÷ 987] x 100 = -37.69%
Formula
Percentage change = [(615 - 987) / 987] x 100
Subtract the new number by the original number
615 - 987 = -372
-372 ÷ 987 = -0.3768996960486322
-0.3768996960486322 x 100 = -37.69%