98.5% is the change from 400 to 794
Calculation steps:
[( 794 - 400 ) ÷ 400] x 100 = 98.5%
Formula
Percentage change = [(794 - 400) / 400] x 100
Subtract the new number by the original number
794 - 400 = 394
394 ÷ 400 = 0.985
0.985 x 100 = 98.5%
Example