The expression is .
(Absolute value of 12 is 12)
. (Absolute value of is 16)
(Subtract: )
The sum is negative
The sum is .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c673f8c1579ac29cadb6f9dce2a96bb5.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=66fe60974be767da50a638de59a617a8.png\")
(Absolute value of 12 is 12)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=398c210bc42e990bf2dfce9bfd1fedcd.png\")
. (Absolute value of ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=623d10c8e6dac72635a60d8c97dbecf8.png\")
is 16)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2d1b1437c4732e0da82cd607088fb12b.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=77be7cd47d449e7ad19228dd20b8452d.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=76e92fb6e9a58c730f1bd5261079a078.png\")
.