-60.94% is the change from 320 to 125
Calculation steps:
[( 125 - 320 ) ÷ 320] x 100 = -60.94%
Formula
Percentage change = [(125 - 320) / 320] x 100
Subtract the new number by the original number
125 - 320 = -195
-195 ÷ 320 = -0.609375
-0.609375 x 100 = -60.94%