-52.19% is the change from 456 to 218
Calculation steps:
[( 218 - 456 ) ÷ 456] x 100 = -52.19%
Formula
Percentage change = [(218 - 456) / 456] x 100
Subtract the new number by the original number
218 - 456 = -238
-238 ÷ 456 = -0.5219298245614035
-0.5219298245614035 x 100 = -52.19%