-66.46% is the change from 650 to 218
Calculation steps:
[( 218 - 650 ) ÷ 650] x 100 = -66.46%
Formula
Percentage change = [(218 - 650) / 650] x 100
Subtract the new number by the original number
218 - 650 = -432
-432 ÷ 650 = -0.6646153846153846
-0.6646153846153846 x 100 = -66.46%