-92.13% is the change from 851 to 67
Calculation steps:
[( 67 - 851 ) ÷ 851] x 100 = -92.13%
Formula
Percentage change = [(67 - 851) / 851] x 100
Subtract the new number by the original number
67 - 851 = -784
-784 ÷ 851 = -0.9212690951821386
-0.9212690951821386 x 100 = -92.13%