-78.12% is the change from 329 to 72
Calculation steps:
[( 72 - 329 ) ÷ 329] x 100 = -78.12%
Formula
Percentage change = [(72 - 329) / 329] x 100
Subtract the new number by the original number
72 - 329 = -257
-257 ÷ 329 = -0.7811550151975684
-0.7811550151975684 x 100 = -78.12%