82.47% is the change from 445 to 812
Calculation steps:
[( 812 - 445 ) ÷ 445] x 100 = 82.47%
Formula
Percentage change = [(812 - 445) / 445] x 100
Subtract the new number by the original number
812 - 445 = 367
367 ÷ 445 = 0.8247191011235955
0.8247191011235955 x 100 = 82.47%