-2.63% is the change from 494 to 481
Calculation steps:
[( 481 - 494 ) ÷ 494] x 100 = -2.63%
Formula
Percentage change = [(481 - 494) / 494] x 100
Subtract the new number by the original number
481 - 494 = -13
-13 ÷ 494 = -0.02631578947368421
-0.02631578947368421 x 100 = -2.63%