-51.13% is the change from 487 to 238
Calculation steps:
[( 238 - 487 ) ÷ 487] x 100 = -51.13%
Formula
Percentage change = [(238 - 487) / 487] x 100
Subtract the new number by the original number
238 - 487 = -249
-249 ÷ 487 = -0.5112936344969199
-0.5112936344969199 x 100 = -51.13%