96.43% is the change from 420 to 825
Calculation steps:
[( 825 - 420 ) ÷ 420] x 100 = 96.43%
Formula
Percentage change = [(825 - 420) / 420] x 100
Subtract the new number by the original number
825 - 420 = 405
405 ÷ 420 = 0.9642857142857143
0.9642857142857143 x 100 = 96.43%