-76.08% is the change from 899 to 215
Calculation steps:
[( 215 - 899 ) ÷ 899] x 100 = -76.08%
Formula
Percentage change = [(215 - 899) / 899] x 100
Subtract the new number by the original number
215 - 899 = -684
-684 ÷ 899 = -0.760845383759733
-0.760845383759733 x 100 = -76.08%