93.22% is the change from 428 to 827
Calculation steps:
[( 827 - 428 ) ÷ 428] x 100 = 93.22%
Formula
Percentage change = [(827 - 428) / 428] x 100
Subtract the new number by the original number
827 - 428 = 399
399 ÷ 428 = 0.9322429906542056
0.9322429906542056 x 100 = 93.22%