107.83% is the change from 217 to 451
Calculation steps:
[( 451 - 217 ) ÷ 217] x 100 = 107.83%
Formula
Percentage change = [(451 - 217) / 217] x 100
Subtract the new number by the original number
451 - 217 = 234
234 ÷ 217 = 1.0783410138248848
1.0783410138248848 x 100 = 107.83%