-36.51% is the change from 482 to 306
Calculation steps:
[( 306 - 482 ) ÷ 482] x 100 = -36.51%
Formula
Percentage change = [(306 - 482) / 482] x 100
Subtract the new number by the original number
306 - 482 = -176
-176 ÷ 482 = -0.3651452282157676
-0.3651452282157676 x 100 = -36.51%