103.11% is the change from 386 to 784
Calculation steps:
[( 784 - 386 ) ÷ 386] x 100 = 103.11%
Formula
Percentage change = [(784 - 386) / 386] x 100
Subtract the new number by the original number
784 - 386 = 398
398 ÷ 386 = 1.0310880829015545
1.0310880829015545 x 100 = 103.11%