-93.62% is the change from 799 to 51
Calculation steps:
[( 51 - 799 ) ÷ 799] x 100 = -93.62%
Formula
Percentage change = [(51 - 799) / 799] x 100
Subtract the new number by the original number
51 - 799 = -748
-748 ÷ 799 = -0.9361702127659575
-0.9361702127659575 x 100 = -93.62%