82.96% is the change from 446 to 816
Calculation steps:
[( 816 - 446 ) ÷ 446] x 100 = 82.96%
Formula
Percentage change = [(816 - 446) / 446] x 100
Subtract the new number by the original number
816 - 446 = 370
370 ÷ 446 = 0.8295964125560538
0.8295964125560538 x 100 = 82.96%