245.73% is the change from 199 to 688
Calculation steps:
[( 688 - 199 ) ÷ 199] x 100 = 245.73%
Formula
Percentage change = [(688 - 199) / 199] x 100
Subtract the new number by the original number
688 - 199 = 489
489 ÷ 199 = 2.457286432160804
2.457286432160804 x 100 = 245.73%