-0.21% is the change from 482 to 481
Calculation steps:
[( 481 - 482 ) ÷ 482] x 100 = -0.21%
Formula
Percentage change = [(481 - 482) / 482] x 100
Subtract the new number by the original number
481 - 482 = -1
-1 ÷ 482 = -0.002074688796680498
-0.002074688796680498 x 100 = -0.21%