-10.45% is the change from 880 to 788
Calculation steps:
[( 788 - 880 ) ÷ 880] x 100 = -10.45%
Formula
Percentage change = [(788 - 880) / 880] x 100
Subtract the new number by the original number
788 - 880 = -92
-92 ÷ 880 = -0.10454545454545454
-0.10454545454545454 x 100 = -10.45%