Venn diagram number properties

The expression is.

                                   (Divide: )

Observe the Venn diagram:

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• The number 6 is a natural number (N).
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• The sets of whole numbers (W), integers (Z), and natural numbers (N)
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           are subsets of rational number (Q).

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• All rational numbers (Q) are real numbers (R).
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The number 6 belongs to N, W, Z, Q, and R.