-21.93% is the change from 848 to 662
Calculation steps:
[( 662 - 848 ) ÷ 848] x 100 = -21.93%
Formula
Percentage change = [(662 - 848) / 848] x 100
Subtract the new number by the original number
662 - 848 = -186
-186 ÷ 848 = -0.21933962264150944
-0.21933962264150944 x 100 = -21.93%