131.18% is the change from 279 to 645
Calculation steps:
[( 645 - 279 ) ÷ 279] x 100 = 131.18%
Formula
Percentage change = [(645 - 279) / 279] x 100
Subtract the new number by the original number
645 - 279 = 366
366 ÷ 279 = 1.3118279569892473
1.3118279569892473 x 100 = 131.18%