130.18% is the change from 391 to 900
Calculation steps:
[( 900 - 391 ) ÷ 391] x 100 = 130.18%
Formula
Percentage change = [(900 - 391) / 391] x 100
Subtract the new number by the original number
900 - 391 = 509
509 ÷ 391 = 1.3017902813299234
1.3017902813299234 x 100 = 130.18%