340% is the change from 200 to 880
Calculation steps:
[( 880 - 200 ) ÷ 200] x 100 = 340%
Formula
Percentage change = [(880 - 200) / 200] x 100
Subtract the new number by the original number
880 - 200 = 680
680 ÷ 200 = 3.4
3.4 x 100 = 340%
Example