-4.47% is the change from 828 to 791
Calculation steps:
[( 791 - 828 ) ÷ 828] x 100 = -4.47%
Formula
Percentage change = [(791 - 828) / 828] x 100
Subtract the new number by the original number
791 - 828 = -37
-37 ÷ 828 = -0.04468599033816425
-0.04468599033816425 x 100 = -4.47%