-55.42% is the change from 848 to 378
Calculation steps:
[( 378 - 848 ) ÷ 848] x 100 = -55.42%
Formula
Percentage change = [(378 - 848) / 848] x 100
Subtract the new number by the original number
378 - 848 = -470
-470 ÷ 848 = -0.5542452830188679
-0.5542452830188679 x 100 = -55.42%