84.75% is the change from 400 to 739
Calculation steps:
[( 739 - 400 ) ÷ 400] x 100 = 84.75%
Formula
Percentage change = [(739 - 400) / 400] x 100
Subtract the new number by the original number
739 - 400 = 339
339 ÷ 400 = 0.8475
0.8475 x 100 = 84.75%