-38.68% is the change from 318 to 195
Calculation steps:
[( 195 - 318 ) ÷ 318] x 100 = -38.68%
Formula
Percentage change = [(195 - 318) / 318] x 100
Subtract the new number by the original number
195 - 318 = -123
-123 ÷ 318 = -0.3867924528301887
-0.3867924528301887 x 100 = -38.68%