239% is the change from 200 to 678
Calculation steps:
[( 678 - 200 ) ÷ 200] x 100 = 239%
Formula
Percentage change = [(678 - 200) / 200] x 100
Subtract the new number by the original number
678 - 200 = 478
478 ÷ 200 = 2.39
2.39 x 100 = 239%
Example