-65.96% is the change from 996 to 339
Calculation steps:
[( 339 - 996 ) ÷ 996] x 100 = -65.96%
Formula
Percentage change = [(339 - 996) / 996] x 100
Subtract the new number by the original number
339 - 996 = -657
-657 ÷ 996 = -0.6596385542168675
-0.6596385542168675 x 100 = -65.96%