The verbal phrase is “Fifteen less than twenty one”
The word less than indicates subtraction, and the symbol is ()
Thus, the numerical expression is “”
The numerical expression is
\
The numerical expression is .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=90a2dffa4cf28836c23bfcd658a94d29.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=edc51e9eaed8e1ecb74fb8d7187dbc4c.png\")
”![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d8f12fa821560c44da34ee2b098c6f9b.png\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d8f12fa821560c44da34ee2b098c6f9b.png\")
.