74.25% is the change from 400 to 697
Calculation steps:
[( 697 - 400 ) ÷ 400] x 100 = 74.25%
Formula
Percentage change = [(697 - 400) / 400] x 100
Subtract the new number by the original number
697 - 400 = 297
297 ÷ 400 = 0.7425
0.7425 x 100 = 74.25%