Exam-style question
Try this first
Which statement is correct about the relationship between natural numbers and real numbers?.
- A.Every real number is a natural number
- B.Every natural number is a real number
- C.No natural number is a real number
- D.Natural numbers and real numbers are unrelated sets
Model answer
What a good answer should say
- Every natural number is a real number
Explanation
Why this works
The natural numbers are included within the set of real numbers, so every natural number is also a real number.
Common mistake
No common mistake is linked to this question yet.