-92.8% is the change from 847 to 61
Calculation steps:
[( 61 - 847 ) ÷ 847] x 100 = -92.8%
Formula
Percentage change = [(61 - 847) / 847] x 100
Subtract the new number by the original number
61 - 847 = -786
-786 ÷ 847 = -0.9279811097992916
-0.9279811097992916 x 100 = -92.8%