-47.13% is the change from 488 to 258
Calculation steps:
[( 258 - 488 ) ÷ 488] x 100 = -47.13%
Formula
Percentage change = [(258 - 488) / 488] x 100
Subtract the new number by the original number
258 - 488 = -230
-230 ÷ 488 = -0.4713114754098361
-0.4713114754098361 x 100 = -47.13%