-77.51% is the change from 329 to 74
Calculation steps:
[( 74 - 329 ) ÷ 329] x 100 = -77.51%
Formula
Percentage change = [(74 - 329) / 329] x 100
Subtract the new number by the original number
74 - 329 = -255
-255 ÷ 329 = -0.7750759878419453
-0.7750759878419453 x 100 = -77.51%