-71.9% is the change from 847 to 238
Calculation steps:
[( 238 - 847 ) ÷ 847] x 100 = -71.9%
Formula
Percentage change = [(238 - 847) / 847] x 100
Subtract the new number by the original number
238 - 847 = -609
-609 ÷ 847 = -0.71900826446281
-0.71900826446281 x 100 = -71.9%