-45.03% is the change from 191 to 105
Calculation steps:
[( 105 - 191 ) ÷ 191] x 100 = -45.03%
Formula
Percentage change = [(105 - 191) / 191] x 100
Subtract the new number by the original number
105 - 191 = -86
-86 ÷ 191 = -0.450261780104712
-0.450261780104712 x 100 = -45.03%