495.24% is the change from 21 to 125
Calculation steps:
[( 125 - 21 ) ÷ 21] x 100 = 495.24%
Formula
Percentage change = [(125 - 21) / 21] x 100
Subtract the new number by the original number
125 - 21 = 104
104 ÷ 21 = 4.9523809523809526
4.9523809523809526 x 100 = 495.24%