-61.21% is the change from 861 to 334
Calculation steps:
[( 334 - 861 ) ÷ 861] x 100 = -61.21%
Formula
Percentage change = [(334 - 861) / 861] x 100
Subtract the new number by the original number
334 - 861 = -527
-527 ÷ 861 = -0.6120789779326364
-0.6120789779326364 x 100 = -61.21%