81.35% is the change from 445 to 807
Calculation steps:
[( 807 - 445 ) ÷ 445] x 100 = 81.35%
Formula
Percentage change = [(807 - 445) / 445] x 100
Subtract the new number by the original number
807 - 445 = 362
362 ÷ 445 = 0.8134831460674158
0.8134831460674158 x 100 = 81.35%