98.46% is the change from 390 to 774
Calculation steps:
[( 774 - 390 ) ÷ 390] x 100 = 98.46%
Formula
Percentage change = [(774 - 390) / 390] x 100
Subtract the new number by the original number
774 - 390 = 384
384 ÷ 390 = 0.9846153846153847
0.9846153846153847 x 100 = 98.46%