-93.99% is the change from 848 to 51
Calculation steps:
[( 51 - 848 ) ÷ 848] x 100 = -93.99%
Formula
Percentage change = [(51 - 848) / 848] x 100
Subtract the new number by the original number
51 - 848 = -797
-797 ÷ 848 = -0.9398584905660378
-0.9398584905660378 x 100 = -93.99%