115% is the change from 200 to 430
Calculation steps:
[( 430 - 200 ) ÷ 200] x 100 = 115%
Formula
Percentage change = [(430 - 200) / 200] x 100
Subtract the new number by the original number
430 - 200 = 230
230 ÷ 200 = 1.15
1.15 x 100 = 115%
Example