-62.5% is the change from 848 to 318
Calculation steps:
[( 318 - 848 ) ÷ 848] x 100 = -62.5%
Formula
Percentage change = [(318 - 848) / 848] x 100
Subtract the new number by the original number
318 - 848 = -530
-530 ÷ 848 = -0.625
-0.625 x 100 = -62.5%