243.5% is the change from 200 to 687
Calculation steps:
[( 687 - 200 ) ÷ 200] x 100 = 243.5%
Formula
Percentage change = [(687 - 200) / 200] x 100
Subtract the new number by the original number
687 - 200 = 487
487 ÷ 200 = 2.435
2.435 x 100 = 243.5%
Example