-73.94% is the change from 848 to 221
Calculation steps:
[( 221 - 848 ) ÷ 848] x 100 = -73.94%
Formula
Percentage change = [(221 - 848) / 848] x 100
Subtract the new number by the original number
221 - 848 = -627
-627 ÷ 848 = -0.7393867924528302
-0.7393867924528302 x 100 = -73.94%