80.96% is the change from 457 to 827
Calculation steps:
[( 827 - 457 ) ÷ 457] x 100 = 80.96%
Formula
Percentage change = [(827 - 457) / 457] x 100
Subtract the new number by the original number
827 - 457 = 370
370 ÷ 457 = 0.8096280087527352
0.8096280087527352 x 100 = 80.96%