-24.92% is the change from 321 to 241
Calculation steps:
[( 241 - 321 ) ÷ 321] x 100 = -24.92%
Formula
Percentage change = [(241 - 321) / 321] x 100
Subtract the new number by the original number
241 - 321 = -80
-80 ÷ 321 = -0.24922118380062305
-0.24922118380062305 x 100 = -24.92%