-68.14% is the change from 973 to 310
Calculation steps:
[( 310 - 973 ) ÷ 973] x 100 = -68.14%
Formula
Percentage change = [(310 - 973) / 973] x 100
Subtract the new number by the original number
310 - 973 = -663
-663 ÷ 973 = -0.6813977389516958
-0.6813977389516958 x 100 = -68.14%