20.8% is the change from 827 to 999
Calculation steps:
[( 999 - 827 ) ÷ 827] x 100 = 20.8%
Formula
Percentage change = [(999 - 827) / 827] x 100
Subtract the new number by the original number
999 - 827 = 172
172 ÷ 827 = 0.2079806529625151
0.2079806529625151 x 100 = 20.8%