-15.24% is the change from 984 to 834
Calculation steps:
[( 834 - 984 ) ÷ 984] x 100 = -15.24%
Formula
Percentage change = [(834 - 984) / 984] x 100
Subtract the new number by the original number
834 - 984 = -150
-150 ÷ 984 = -0.1524390243902439
-0.1524390243902439 x 100 = -15.24%