-61.88% is the change from 863 to 329
Calculation steps:
[( 329 - 863 ) ÷ 863] x 100 = -61.88%
Formula
Percentage change = [(329 - 863) / 863] x 100
Subtract the new number by the original number
329 - 863 = -534
-534 ÷ 863 = -0.6187717265353418
-0.6187717265353418 x 100 = -61.88%