114.5% is the change from 400 to 858
Calculation steps:
[( 858 - 400 ) ÷ 400] x 100 = 114.5%
Formula
Percentage change = [(858 - 400) / 400] x 100
Subtract the new number by the original number
858 - 400 = 458
458 ÷ 400 = 1.145
1.145 x 100 = 114.5%
Example