-98.7% is the change from 924 to 12
Calculation steps:
[( 12 - 924 ) ÷ 924] x 100 = -98.7%
Formula
Percentage change = [(12 - 924) / 924] x 100
Subtract the new number by the original number
12 - 924 = -912
-912 ÷ 924 = -0.987012987012987
-0.987012987012987 x 100 = -98.7%