-5.05% is the change from 475 to 451
Calculation steps:
[( 451 - 475 ) ÷ 475] x 100 = -5.05%
Formula
Percentage change = [(451 - 475) / 475] x 100
Subtract the new number by the original number
451 - 475 = -24
-24 ÷ 475 = -0.05052631578947368
-0.05052631578947368 x 100 = -5.05%