-79.59% is the change from 975 to 199
Calculation steps:
[( 199 - 975 ) ÷ 975] x 100 = -79.59%
Formula
Percentage change = [(199 - 975) / 975] x 100
Subtract the new number by the original number
199 - 975 = -776
-776 ÷ 975 = -0.7958974358974359
-0.7958974358974359 x 100 = -79.59%