-84.9% is the change from 987 to 149
Calculation steps:
[( 149 - 987 ) ÷ 987] x 100 = -84.9%
Formula
Percentage change = [(149 - 987) / 987] x 100
Subtract the new number by the original number
149 - 987 = -838
-838 ÷ 987 = -0.8490374873353597
-0.8490374873353597 x 100 = -84.9%