-98.72% is the change from 938 to 12
Calculation steps:
[( 12 - 938 ) ÷ 938] x 100 = -98.72%
Formula
Percentage change = [(12 - 938) / 938] x 100
Subtract the new number by the original number
12 - 938 = -926
-926 ÷ 938 = -0.9872068230277186
-0.9872068230277186 x 100 = -98.72%