-65% is the change from 320 to 112
Calculation steps:
[( 112 - 320 ) ÷ 320] x 100 = -65%
Formula
Percentage change = [(112 - 320) / 320] x 100
Subtract the new number by the original number
112 - 320 = -208
-208 ÷ 320 = -0.65
-0.65 x 100 = -65%
Example