Numbers - Types of Numbers
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non-calculator Simple Total: 1 mark

Write down the reciprocal of \(5\).

\(\underline{\hspace{5cm}}\)

Answer

Answer: \(\frac{1}{5}\)

non-calculator Simple Total: 1 mark

\[ \boxed{61 \quad 62 \quad 63 \quad 64 \quad 65 \quad 66 \quad 67 \quad 68 \quad 69} \]

From the list of numbers, write down

(a)

(a) a cube number

\(\underline{\hspace{5cm}}\)

(b)

(b) a prime number.

\(\underline{\hspace{5cm}}\)

Answer
(a)

Answer (a): \(64\)

(b)

Answer (b): \(61\) or \(67\)

non-calculator Simple Total: 1 mark

Write down all the factors of \(18\).

\(\underline{\hspace{6cm}}\)

Answer

Answer: \(1,\ 2,\ 3,\ 6,\ 9,\ 18\)

non-calculator Simple Total: 1 mark

Write the number half a million in figures.

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Answer

Answer: \(500000\)

non-calculator Simple Total: 1 mark

\[ \boxed{0 \qquad 1 \qquad 8 \qquad 27 \qquad 39 \qquad 51 \qquad 59 \qquad 81} \]

From the list of numbers, write down

(a)

a square number

\(\underline{\hspace{5cm}}\)

(b)

the value of \(39^0\)

\(\underline{\hspace{5cm}}\)

(c)

a prime number.

\(\underline{\hspace{5cm}}\)

Answer
(a)

Answer:

\(81\)

(b)

Answer:

\(1\)

(c)

Answer:

\(59\)

non-calculator Simple Total: 1 mark
\(0.25\) \(3.142\) \(\sqrt{3}\) \(-3\) \(24\) \(-0.4\) \(1.2\) \(-\frac{1}{4}\)
(a)

Complete each statement with a number from the list.

(b)

\(\underline{\hspace{4cm}}\) is a natural number.

(c)

\(\underline{\hspace{4cm}}\) is an irrational number.

(d)

\(\underline{\hspace{4cm}}\) is the reciprocal of \(4\).

Answer
(a)

Answers

(b)

\(24\) is a natural number.

(c)

\(\sqrt{3}\) is an irrational number.

(d)

\(0.25\) is the reciprocal of \(4\).

non-calculator Simple Total: 1 mark

\[ 16 \qquad 19 \qquad 27 \qquad 35 \qquad 36 \qquad 45 \qquad 64 \]

For each part of this question, write down one number from the list that is

(a)

a multiple of \(7\),

\(\underline{\hspace{5cm}}\)

(b)

both a square number and a cube number,

\(\underline{\hspace{5cm}}\)

(c)

a prime number.

\(\underline{\hspace{5cm}}\)

Answer
(a)

Answer:

\(35\)

(b)

Answer:

\(64\)

(c)

Answer:

\(19\)