621.88% is the change from 64 to 462
Calculation steps:
[( 462 - 64 ) ÷ 64] x 100 = 621.88%
Formula
Percentage change = [(462 - 64) / 64] x 100
Subtract the new number by the original number
462 - 64 = 398
398 ÷ 64 = 6.21875
6.21875 x 100 = 621.88%
Example