-87.49% is the change from 919 to 115
Calculation steps:
[( 115 - 919 ) ÷ 919] x 100 = -87.49%
Formula
Percentage change = [(115 - 919) / 919] x 100
Subtract the new number by the original number
115 - 919 = -804
-804 ÷ 919 = -0.8748639825897715
-0.8748639825897715 x 100 = -87.49%