81.88% is the change from 425 to 773
Calculation steps:
[( 773 - 425 ) ÷ 425] x 100 = 81.88%
Formula
Percentage change = [(773 - 425) / 425] x 100
Subtract the new number by the original number
773 - 425 = 348
348 ÷ 425 = 0.8188235294117647
0.8188235294117647 x 100 = 81.88%