-31.84% is the change from 848 to 578
Calculation steps:
[( 578 - 848 ) ÷ 848] x 100 = -31.84%
Formula
Percentage change = [(578 - 848) / 848] x 100
Subtract the new number by the original number
578 - 848 = -270
-270 ÷ 848 = -0.31839622641509435
-0.31839622641509435 x 100 = -31.84%