$\"\"$

The number is $\"\"$ .

$\"\"$ (Divide: $\"\"$ )

The number $\"\"$ is integers $\"\"$ .

The number $\"\"$ is a rational number $\"\"$ .( $\"\"$ )

The number $\"\"$ is a real number $\"\"$ .

The sets of whole numbers $\"\"$ , integers $\"\"$ , and natural numbers $\"\"$ , rational number $\"\"$ are subsets of real number $\"\"$ .

The number $\"\"$ belongs to $\"\"$ and $\"\"$ .

$\"\"$

The number $\"\"$ belongs to $\"\"$ and $\"\"$ .