-66.72% is the change from 655 to 218
Calculation steps:
[( 218 - 655 ) ÷ 655] x 100 = -66.72%
Formula
Percentage change = [(218 - 655) / 655] x 100
Subtract the new number by the original number
218 - 655 = -437
-437 ÷ 655 = -0.667175572519084
-0.667175572519084 x 100 = -66.72%