-89.57% is the change from 115 to 12
Calculation steps:
[( 12 - 115 ) ÷ 115] x 100 = -89.57%
Formula
Percentage change = [(12 - 115) / 115] x 100
Subtract the new number by the original number
12 - 115 = -103
-103 ÷ 115 = -0.8956521739130435
-0.8956521739130435 x 100 = -89.57%