246.73% is the change from 199 to 690
Calculation steps:
[( 690 - 199 ) ÷ 199] x 100 = 246.73%
Formula
Percentage change = [(690 - 199) / 199] x 100
Subtract the new number by the original number
690 - 199 = 491
491 ÷ 199 = 2.4673366834170856
2.4673366834170856 x 100 = 246.73%