130.51% is the change from 390 to 899
Calculation steps:
[( 899 - 390 ) ÷ 390] x 100 = 130.51%
Formula
Percentage change = [(899 - 390) / 390] x 100
Subtract the new number by the original number
899 - 390 = 509
509 ÷ 390 = 1.3051282051282052
1.3051282051282052 x 100 = 130.51%