-79.55% is the change from 973 to 199
Calculation steps:
[( 199 - 973 ) ÷ 973] x 100 = -79.55%
Formula
Percentage change = [(199 - 973) / 973] x 100
Subtract the new number by the original number
199 - 973 = -774
-774 ÷ 973 = -0.7954779033915724
-0.7954779033915724 x 100 = -79.55%