-21.06% is the change from 451 to 356
Calculation steps:
[( 356 - 451 ) ÷ 451] x 100 = -21.06%
Formula
Percentage change = [(356 - 451) / 451] x 100
Subtract the new number by the original number
356 - 451 = -95
-95 ÷ 451 = -0.2106430155210643
-0.2106430155210643 x 100 = -21.06%