-72.33% is the change from 824 to 228
Calculation steps:
[( 228 - 824 ) ÷ 824] x 100 = -72.33%
Formula
Percentage change = [(228 - 824) / 824] x 100
Subtract the new number by the original number
228 - 824 = -596
-596 ÷ 824 = -0.7233009708737864
-0.7233009708737864 x 100 = -72.33%