-92.92% is the change from 777 to 55
Calculation steps:
[( 55 - 777 ) ÷ 777] x 100 = -92.92%
Formula
Percentage change = [(55 - 777) / 777] x 100
Subtract the new number by the original number
55 - 777 = -722
-722 ÷ 777 = -0.9292149292149292
-0.9292149292149292 x 100 = -92.92%