-12.39% is the change from 888 to 778
Calculation steps:
[( 778 - 888 ) ÷ 888] x 100 = -12.39%
Formula
Percentage change = [(778 - 888) / 888] x 100
Subtract the new number by the original number
778 - 888 = -110
-110 ÷ 888 = -0.12387387387387387
-0.12387387387387387 x 100 = -12.39%