Is there any natural number that has no predecessor?

2

(a)

Is there any natural number, which has no successor? Is there a last natural number?

2

(a)

Are all natural numbers also whole numbers?

2

(a)

Find the sum, using the number line 3 + 5.

2

(a)

Find the sum, using the number line 1 + 6.

2

(a)

Find the difference, using the number line 6 - 2.

2

(a)

Find the difference, using the number line 9 - 6.

2

(a)

Write the three whole numbers occurring just before 10001.

2

(a)

Which is the smallest whole number?

2

(a)

In each of the following pairs of numbers, state which whole number is on the left of the other number on the number line. Also, write them with the appropriate sign (>, <) between them.
530, 503.

2

(a)

Find the sum of the smallest whole number and the smallest natural number.

2

(a)

Write down the two whole numbers, which are on the right of 3 and on the left of 6.

2

(a)

Find the whole number n, when n - 9 = - 9.

2

(a)

Find the whole number n, when n - 0 = 1.

2

(a)

Find the whole number n, when n + 1 = 1.

2

(a)