-37.62% is the change from 319 to 199
Calculation steps:
[( 199 - 319 ) ÷ 319] x 100 = -37.62%
Formula
Percentage change = [(199 - 319) / 319] x 100
Subtract the new number by the original number
199 - 319 = -120
-120 ÷ 319 = -0.3761755485893417
-0.3761755485893417 x 100 = -37.62%