-64.03% is the change from 848 to 305
Calculation steps:
[( 305 - 848 ) ÷ 848] x 100 = -64.03%
Formula
Percentage change = [(305 - 848) / 848] x 100
Subtract the new number by the original number
305 - 848 = -543
-543 ÷ 848 = -0.6403301886792453
-0.6403301886792453 x 100 = -64.03%