-81.74% is the change from 334 to 61
Calculation steps:
[( 61 - 334 ) ÷ 334] x 100 = -81.74%
Formula
Percentage change = [(61 - 334) / 334] x 100
Subtract the new number by the original number
61 - 334 = -273
-273 ÷ 334 = -0.8173652694610778
-0.8173652694610778 x 100 = -81.74%