-13.11% is the change from 488 to 424
Calculation steps:
[( 424 - 488 ) ÷ 488] x 100 = -13.11%
Formula
Percentage change = [(424 - 488) / 488] x 100
Subtract the new number by the original number
424 - 488 = -64
-64 ÷ 488 = -0.13114754098360656
-0.13114754098360656 x 100 = -13.11%