-29.46% is the change from 611 to 431
Calculation steps:
[( 431 - 611 ) ÷ 611] x 100 = -29.46%
Formula
Percentage change = [(431 - 611) / 611] x 100
Subtract the new number by the original number
431 - 611 = -180
-180 ÷ 611 = -0.2945990180032733
-0.2945990180032733 x 100 = -29.46%