For most people, they are the starting point of their journey into the world of numbers, and mathematics.
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All natural numbers are rational numbers. No irrational numbers are natural numbers.
Natural numbers extend from 1 to positive infinity.Real numbers are all numbers between negative infinity and positive infinity.ALL natural numbers are real numbers, but NOT ALLreal numbers are natural numbers.
All natural numbers are integers, not all integers are natural numbers.
Well, honey, the intersection of the set of whole numbers and the set of natural numbers is the set of all positive integers. In other words, it's the numbers that are both whole and natural, which means it starts from 1 and goes on forever. So, there you have it, the sassy math lesson of the day!
The natural numbers, the negative natural numbers and 0 together make up the integers.