-6.43% is the change from 482 to 451
Calculation steps:
[( 451 - 482 ) ÷ 482] x 100 = -6.43%
Formula
Percentage change = [(451 - 482) / 482] x 100
Subtract the new number by the original number
451 - 482 = -31
-31 ÷ 482 = -0.06431535269709543
-0.06431535269709543 x 100 = -6.43%