-47.16% is the change from 475 to 251
Calculation steps:
[( 251 - 475 ) ÷ 475] x 100 = -47.16%
Formula
Percentage change = [(251 - 475) / 475] x 100
Subtract the new number by the original number
251 - 475 = -224
-224 ÷ 475 = -0.47157894736842104
-0.47157894736842104 x 100 = -47.16%