-97.51% is the change from 481 to 12
Calculation steps:
[( 12 - 481 ) ÷ 481] x 100 = -97.51%
Formula
Percentage change = [(12 - 481) / 481] x 100
Subtract the new number by the original number
12 - 481 = -469
-469 ÷ 481 = -0.975051975051975
-0.975051975051975 x 100 = -97.51%