-13.17% is the change from 987 to 857
Calculation steps:
[( 857 - 987 ) ÷ 987] x 100 = -13.17%
Formula
Percentage change = [(857 - 987) / 987] x 100
Subtract the new number by the original number
857 - 987 = -130
-130 ÷ 987 = -0.13171225937183384
-0.13171225937183384 x 100 = -13.17%