-97.6% is the change from 334 to 8
Calculation steps:
[( 8 - 334 ) ÷ 334] x 100 = -97.6%
Formula
Percentage change = [(8 - 334) / 334] x 100
Subtract the new number by the original number
8 - 334 = -326
-326 ÷ 334 = -0.9760479041916168
-0.9760479041916168 x 100 = -97.6%