-64.63% is the change from 899 to 318
Calculation steps:
[( 318 - 899 ) ÷ 899] x 100 = -64.63%
Formula
Percentage change = [(318 - 899) / 899] x 100
Subtract the new number by the original number
318 - 899 = -581
-581 ÷ 899 = -0.646273637374861
-0.646273637374861 x 100 = -64.63%