217.72% is the change from 254 to 807
Calculation steps:
[( 807 - 254 ) ÷ 254] x 100 = 217.72%
Formula
Percentage change = [(807 - 254) / 254] x 100
Subtract the new number by the original number
807 - 254 = 553
553 ÷ 254 = 2.177165354330709
2.177165354330709 x 100 = 217.72%