-92.02% is the change from 677 to 54
Calculation steps:
[( 54 - 677 ) ÷ 677] x 100 = -92.02%
Formula
Percentage change = [(54 - 677) / 677] x 100
Subtract the new number by the original number
54 - 677 = -623
-623 ÷ 677 = -0.9202363367799113
-0.9202363367799113 x 100 = -92.02%