-15.52% is the change from 451 to 381
Calculation steps:
[( 381 - 451 ) ÷ 451] x 100 = -15.52%
Formula
Percentage change = [(381 - 451) / 451] x 100
Subtract the new number by the original number
381 - 451 = -70
-70 ÷ 451 = -0.15521064301552107
-0.15521064301552107 x 100 = -15.52%