-63.86% is the change from 321 to 116
Calculation steps:
[( 116 - 321 ) ÷ 321] x 100 = -63.86%
Formula
Percentage change = [(116 - 321) / 321] x 100
Subtract the new number by the original number
116 - 321 = -205
-205 ÷ 321 = -0.6386292834890965
-0.6386292834890965 x 100 = -63.86%