Natural numbers

What is a natural number

• Every positive number except 1

• Every number divisible by 2 and 5

• Every negative number except -6

• Every number divisible by 2Every number divisible by 2

Which of the following is an example of a natural number?

• -3

• 0

• 5

• 3.5

What is the smallest natural number?

• 1

• 0

• -1

• 2

Which of the following statements is true about natural numbers?

• They can be negative

• They include fractions

• They are always whole numbers

• They can be zero

Which of the following sets includes only natural numbers?

• {1, 2, 3}

• {-1, 0, 1}

• {0.5, 1.5, 2.5}

• {-2, -1, 0}

How many natural numbers are there between 1 and 10?

• 8

• 10

• 9

• 7

Which of the following is not a characteristic of natural numbers?

• They are used for counting

• They can be represented on a number line

• They can be negative

• They are used in basic arithmetic

What is the largest natural number?

• Infinity

• 10

• 100

• There is no largest natural number

Which of the following is a property of natural numbers?

• They can be decimals

• They are always positive

• They can be negative

• They include zero

How many natural numbers are there from 1 to 20?

• 19

• 20

• 21

• 18