\
The expression is
\
Line up the decimal points and add respective columns
\
\
\
The sum is
.
\
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fc3ab65e0c9fba1ef07a3de1201d8d6c.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2dbde49ec6ad9fedb5e176d5a2b0c993.png\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b11c2a10d4a5a06513f8dc0fdfdae242.png\")
.