55.68% is the change from 431 to 671
Calculation steps:
[( 671 - 431 ) ÷ 431] x 100 = 55.68%
Formula
Percentage change = [(671 - 431) / 431] x 100
Subtract the new number by the original number
671 - 431 = 240
240 ÷ 431 = 0.5568445475638051
0.5568445475638051 x 100 = 55.68%