-68.88% is the change from 996 to 310
Calculation steps:
[( 310 - 996 ) ÷ 996] x 100 = -68.88%
Formula
Percentage change = [(310 - 996) / 996] x 100
Subtract the new number by the original number
310 - 996 = -686
-686 ÷ 996 = -0.6887550200803213
-0.6887550200803213 x 100 = -68.88%