-66.51% is the change from 848 to 284
Calculation steps:
[( 284 - 848 ) ÷ 848] x 100 = -66.51%
Formula
Percentage change = [(284 - 848) / 848] x 100
Subtract the new number by the original number
284 - 848 = -564
-564 ÷ 848 = -0.6650943396226415
-0.6650943396226415 x 100 = -66.51%