-98.74% is the change from 955 to 12
Calculation steps:
[( 12 - 955 ) ÷ 955] x 100 = -98.74%
Formula
Percentage change = [(12 - 955) / 955] x 100
Subtract the new number by the original number
12 - 955 = -943
-943 ÷ 955 = -0.987434554973822
-0.987434554973822 x 100 = -98.74%