![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
Select two different Irrational numbers and then determine whether
\ \the subtraction is an Irrational number.
\Try some examples.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ce1084990b235280dbcfddab3423902f.png\")
.
This is not an Irrational number, so the set of Irrational numbers is
\not closed under subtraction.![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
The set of Irrational numbers is not closed under subtraction.