5 Questions
Which of the following is not an integer?
2.5
Which set is a subset of the set of all rational numbers $\mathbb{Q}$?
The set of integers $\mathbb{Z}$
What is the smallest group and ring containing the natural numbers?
The set of integers $\mathbb{Z}$
Which of the following is not an integer?
$\sqrt{2}$
Which set is often denoted by the boldface $\mathbb{Z}$ or blackboard bold $\mathbb{Z}$?
The set of integers $\mathbb{Z}$
Test your knowledge of integers and natural numbers with this quiz. Learn about the properties and representations of these mathematical concepts.
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