-69% is the change from 329 to 102
Calculation steps:
[( 102 - 329 ) ÷ 329] x 100 = -69%
Formula
Percentage change = [(102 - 329) / 329] x 100
Subtract the new number by the original number
102 - 329 = -227
-227 ÷ 329 = -0.6899696048632219
-0.6899696048632219 x 100 = -69%