-76.42% is the change from 335 to 79
Calculation steps:
[( 79 - 335 ) ÷ 335] x 100 = -76.42%
Formula
Percentage change = [(79 - 335) / 335] x 100
Subtract the new number by the original number
79 - 335 = -256
-256 ÷ 335 = -0.764179104477612
-0.764179104477612 x 100 = -76.42%