-79.64% is the change from 334 to 68
Calculation steps:
[( 68 - 334 ) ÷ 334] x 100 = -79.64%
Formula
Percentage change = [(68 - 334) / 334] x 100
Subtract the new number by the original number
68 - 334 = -266
-266 ÷ 334 = -0.7964071856287425
-0.7964071856287425 x 100 = -79.64%