-83.23% is the change from 334 to 56
Calculation steps:
[( 56 - 334 ) ÷ 334] x 100 = -83.23%
Formula
Percentage change = [(56 - 334) / 334] x 100
Subtract the new number by the original number
56 - 334 = -278
-278 ÷ 334 = -0.8323353293413174
-0.8323353293413174 x 100 = -83.23%