-37.03% is the change from 316 to 199
Calculation steps:
[( 199 - 316 ) ÷ 316] x 100 = -37.03%
Formula
Percentage change = [(199 - 316) / 316] x 100
Subtract the new number by the original number
199 - 316 = -117
-117 ÷ 316 = -0.370253164556962
-0.370253164556962 x 100 = -37.03%