Understanding Natural Numbers and Integers

What is the definition of natural numbers?

• Numbers that include all positive integers and zero

• Numbers that include all positive integers excluding zero

• Numbers that include all integers, both positive and negative

• Numbers that include all rational and irrational numbers

What is the definition of integers?

• Numbers that include only positive whole numbers

• Numbers that include positive and negative whole numbers, including zero

• Numbers that include only negative whole numbers

• Numbers that include all rational numbers

Which of the following is a property of integers?

• They can be fractions

• They can be positive, negative, or zero

• They can be irrational numbers

• They can be complex numbers

Which of the following sets of numbers are all natural numbers?

• 1, 2, 3, 4, 5

• -1, 0, 1, 2, 3

• 0, 1, 2, 3, 4

• -2, -1, 0, 1, 2

Which of the following sets of numbers are all integers?

• 1.5, 2.5, 3.5

• -3, -2, -1, 0, 1, 2, 3

• 0.1, 0.2, 0.3

• -2, 2, 15.75

Which of the following numbers is a natural number?

• -5

• 0

• 7

• 3.5

Which of the following numbers is an integer but not a natural number?

• 5

• -3

• 2

• 1.5

Compare the following: Are all natural numbers also integers?

• Yes, all natural numbers are integers

• No, natural numbers are not integers

• Some natural numbers are integers

• Natural numbers and integers are completely different sets

Compare the following: Are all integers also natural numbers?

• Yes, all integers are natural numbers

• No, integers include negative numbers and zero which are not natural numbers

• Some integers are natural numbers

• Integers and natural numbers are the same

Which of the following statements is true?

• Natural numbers can be negative

• Integers can be fractions

• Natural numbers start from 1 and go upwards

• Integers do not include zero