-46.12% is the change from 451 to 243
Calculation steps:
[( 243 - 451 ) ÷ 451] x 100 = -46.12%
Formula
Percentage change = [(243 - 451) / 451] x 100
Subtract the new number by the original number
243 - 451 = -208
-208 ÷ 451 = -0.4611973392461197
-0.4611973392461197 x 100 = -46.12%