-6.36% is the change from 880 to 824
Calculation steps:
[( 824 - 880 ) ÷ 880] x 100 = -6.36%
Formula
Percentage change = [(824 - 880) / 880] x 100
Subtract the new number by the original number
824 - 880 = -56
-56 ÷ 880 = -0.06363636363636363
-0.06363636363636363 x 100 = -6.36%