233.5% is the change from 206 to 687
Calculation steps:
[( 687 - 206 ) ÷ 206] x 100 = 233.5%
Formula
Percentage change = [(687 - 206) / 206] x 100
Subtract the new number by the original number
687 - 206 = 481
481 ÷ 206 = 2.3349514563106797
2.3349514563106797 x 100 = 233.5%