-21.11% is the change from 611 to 482
Calculation steps:
[( 482 - 611 ) ÷ 611] x 100 = -21.11%
Formula
Percentage change = [(482 - 611) / 611] x 100
Subtract the new number by the original number
482 - 611 = -129
-129 ÷ 611 = -0.21112929623567922
-0.21112929623567922 x 100 = -21.11%