106.92% is the change from 390 to 807
Calculation steps:
[( 807 - 390 ) ÷ 390] x 100 = 106.92%
Formula
Percentage change = [(807 - 390) / 390] x 100
Subtract the new number by the original number
807 - 390 = 417
417 ÷ 390 = 1.0692307692307692
1.0692307692307692 x 100 = 106.92%