16% is the change from 400 to 464
Calculation steps:
[( 464 - 400 ) ÷ 400] x 100 = 16%
Formula
Percentage change = [(464 - 400) / 400] x 100
Subtract the new number by the original number
464 - 400 = 64
64 ÷ 400 = 0.16
0.16 x 100 = 16%
Example