-29.79% is the change from 611 to 429
Calculation steps:
[( 429 - 611 ) ÷ 611] x 100 = -29.79%
Formula
Percentage change = [(429 - 611) / 611] x 100
Subtract the new number by the original number
429 - 611 = -182
-182 ÷ 611 = -0.2978723404255319
-0.2978723404255319 x 100 = -29.79%