-87.8% is the change from 910 to 111
Calculation steps:
[( 111 - 910 ) ÷ 910] x 100 = -87.8%
Formula
Percentage change = [(111 - 910) / 910] x 100
Subtract the new number by the original number
111 - 910 = -799
-799 ÷ 910 = -0.878021978021978
-0.878021978021978 x 100 = -87.8%