-56.21% is the change from 708 to 310
Calculation steps:
[( 310 - 708 ) ÷ 708] x 100 = -56.21%
Formula
Percentage change = [(310 - 708) / 708] x 100
Subtract the new number by the original number
310 - 708 = -398
-398 ÷ 708 = -0.5621468926553672
-0.5621468926553672 x 100 = -56.21%