-87.02% is the change from 994 to 129
Calculation steps:
[( 129 - 994 ) ÷ 994] x 100 = -87.02%
Formula
Percentage change = [(129 - 994) / 994] x 100
Subtract the new number by the original number
129 - 994 = -865
-865 ÷ 994 = -0.8702213279678068
-0.8702213279678068 x 100 = -87.02%