-26.1% is the change from 433 to 320
Calculation steps:
[( 320 - 433 ) ÷ 433] x 100 = -26.1%
Formula
Percentage change = [(320 - 433) / 433] x 100
Subtract the new number by the original number
320 - 433 = -113
-113 ÷ 433 = -0.26096997690531176
-0.26096997690531176 x 100 = -26.1%