20.71% is the change from 816 to 985
Calculation steps:
[( 985 - 816 ) ÷ 816] x 100 = 20.71%
Formula
Percentage change = [(985 - 816) / 816] x 100
Subtract the new number by the original number
985 - 816 = 169
169 ÷ 816 = 0.20710784313725492
0.20710784313725492 x 100 = 20.71%