-94.88% is the change from 996 to 51
Calculation steps:
[( 51 - 996 ) ÷ 996] x 100 = -94.88%
Formula
Percentage change = [(51 - 996) / 996] x 100
Subtract the new number by the original number
51 - 996 = -945
-945 ÷ 996 = -0.9487951807228916
-0.9487951807228916 x 100 = -94.88%