-18.95% is the change from 987 to 800
Calculation steps:
[( 800 - 987 ) ÷ 987] x 100 = -18.95%
Formula
Percentage change = [(800 - 987) / 987] x 100
Subtract the new number by the original number
800 - 987 = -187
-187 ÷ 987 = -0.1894630192502533
-0.1894630192502533 x 100 = -18.95%