Understanding Natural Numbers

What is the smallest natural number?

• 0

• 1

• 2

• 3

Which of the following numbers is a natural number?

• -5

• 0.5

• 3

• -1

What is the sum of the first three natural numbers?

• 3

• 5

• 6

• 9

Which of the following is not a natural number?

• 7

• 0

• 12

• 15

What is the next natural number after 10?

• 9

• 10

• 11

• 12

If you add 5 to a natural number, is the result always a natural number?

• Yes

• No

What is the product of the first two natural numbers?

• 0

• 1

• 2

• 3

Which of the following sequences consists only of natural numbers?

• 1, 2, 3, 4

• 0, 1, 2, 3

• -1, 0, 1, 2

• 0.1, 1.1, 2.1, 3.1

What is the difference between the natural numbers 8 and 3?

• 3

• 5

• 6

• 7