335% is the change from 200 to 870
Calculation steps:
[( 870 - 200 ) ÷ 200] x 100 = 335%
Formula
Percentage change = [(870 - 200) / 200] x 100
Subtract the new number by the original number
870 - 200 = 670
670 ÷ 200 = 3.35
3.35 x 100 = 335%
Example