53.72% is the change from 430 to 661
Calculation steps:
[( 661 - 430 ) ÷ 430] x 100 = 53.72%
Formula
Percentage change = [(661 - 430) / 430] x 100
Subtract the new number by the original number
661 - 430 = 231
231 ÷ 430 = 0.5372093023255814
0.5372093023255814 x 100 = 53.72%