-10.74% is the change from 121 to 108
Calculation steps:
[( 108 - 121 ) ÷ 121] x 100 = -10.74%
Formula
Percentage change = [(108 - 121) / 121] x 100
Subtract the new number by the original number
108 - 121 = -13
-13 ÷ 121 = -0.10743801652892562
-0.10743801652892562 x 100 = -10.74%