-94.48% is the change from 851 to 47
Calculation steps:
[( 47 - 851 ) ÷ 851] x 100 = -94.48%
Formula
Percentage change = [(47 - 851) / 851] x 100
Subtract the new number by the original number
47 - 851 = -804
-804 ÷ 851 = -0.9447708578143361
-0.9447708578143361 x 100 = -94.48%