-39.34% is the change from 488 to 296
Calculation steps:
[( 296 - 488 ) ÷ 488] x 100 = -39.34%
Formula
Percentage change = [(296 - 488) / 488] x 100
Subtract the new number by the original number
296 - 488 = -192
-192 ÷ 488 = -0.39344262295081966
-0.39344262295081966 x 100 = -39.34%