-63.44% is the change from 848 to 310
Calculation steps:
[( 310 - 848 ) ÷ 848] x 100 = -63.44%
Formula
Percentage change = [(310 - 848) / 848] x 100
Subtract the new number by the original number
310 - 848 = -538
-538 ÷ 848 = -0.6344339622641509
-0.6344339622641509 x 100 = -63.44%