Mathematics 0580 · IGCSE

Types of number

100 practice questions on Types of number, with worked solutions and instant marking.

Determine the highest common factor (HCF) of 36 and 63.

Feb/March 2017

State a square number that lies between 30 and 40.

Feb/March 2017

Find the lowest common multiple (LCM) for 28 and 35.

Feb/March 2018

Write down 604925 in words.

Feb/March 2018

List the six factors of 12.

Feb/March 2019

Using the list, write down one number that is: 3.56, 5, $\sqrt{196}$, 8, $\sqrt{7}$, 12

Feb/March 2020

Find the lowest common multiple (LCM) for 18 and 21.

Feb/March 2021

State a multiple of 9 that lies between 100 and 110.

Feb/March 2021

Determine the highest common factor (HCF) of 36 and 84.

Feb/March 2021

Write twenty-five million in numeral form.

Feb/March 2023

The numbers in the list are $12,\ 15,\ 27,\ 29,\ 91,\ 93$.

Feb/March 2023

From the numbers in the list, write down 12 15 27 29 91 93

Feb/March 2023

Write thirty thousand and fifty in figures.

Feb/March 2024

The highest common factor (HCF) of two numbers is 6, and their lowest common multiple (LCM) is 90. Each number is greater than 6.

Feb/March 2024

Using this list of numbers, write down every multiple of 11.

Feb/March 2024

Express twenty thousand in figures.

Feb/March 2025

List all the factors of 18.

Feb/March 2025

Write 2025 as the product of its prime factors.

Feb/March 2025

The items in the list are 30, 31, 32, 33, 34, 35, 36, 37, 38, and 39.

Feb/March 2025

State a factor of 28 that is a prime number.

Feb/March 2025

Write 30 in the form of a product of its prime factors.

May/June 2015

What value does the digit $7$ have in $43\,782$?

May/June 2015

Write down the prime number that lies between $62$ and $70$.

May/June 2015

Write 30 as a product formed from its prime factors.

May/June 2015

The numbers listed are 4, 3, 0, 2, 9, 5, 7.

May/June 2015

Determine the lowest common multiple (LCM) of 36 and 48.

May/June 2016

Give the numeral for nine million eighty two thousand five hundred and seven.

May/June 2016

Work out the lowest common multiple (LCM) of 36 and 48.

May/June 2016

Determine the highest common factor (HCF) of 56 and 70.

May/June 2016

Here is the set of numbers: 3, 6, 19, 20, 24, 27, 30, 32, 35, 36, 48, 49, 51.

May/June 2016

From the integers 40 to 70, write down

May/June 2016

Write the number seventy thousand and twenty in figures.

May/June 2017

The list given is 31, 33, 35, 37, 39.

May/June 2017

State the highest common factor (HCF) obtained from 126 and 150.

May/June 2017

Determine the lowest common multiple (LCM) of 20 and 24.

May/June 2017

Write down (i) one multiple of 12, (ii) one factor of 8, (iii) one prime number, (iv) one square number, (v) one cube number.

May/June 2017

Determine the lowest common multiple (LCM) of 18 and 21.

May/June 2018

The list is: $\pi$, $3^{-2}$, $3\frac{4}{7}$, $33.3\%$, $\sqrt{3}$, $0.3$, $3^{999}$.

May/June 2018

Calculate the difference between the two prime numbers in the list above.

May/June 2018

Complete the factor list for 36. $1,\; 2,\; \ldots\ldots\ldots\ldots\ldots\ldots\ldots\ldots\ldots\ldots,\; 36$

May/June 2018

Give one prime number in the range 20 to 30.

May/June 2018

The list of numbers is: 22, 17, 25, 41, 39, 4.

May/June 2018

Finish the factors list for 36: $1, 2, \ldots , 36$.

May/June 2018

State the number twenty seven million, three hundred and sixty thousand and forty five in figures.

May/June 2018

The numbers in the list are 27, 28, 29, 30, 31, 32 and 33.

May/June 2019

Write 30682 in words, using the place values of the digits.

May/June 2019

Calculate the highest common factor (HCF) of 90 and 48.

May/June 2019

Demonstrate that no square number lies between 50 and 60.

May/June 2019

The numbers in the list are 21, $\frac{2}{3}$, $\sqrt{13}$, 31, $\sqrt{121}$, 51 and 0.7.

May/June 2019

Starting from the list of numbers 27, 28, 29, 30, 31, 32, 33, write down

May/June 2019

State a prime number from 50 to 60.

May/June 2019

Find the highest common factor (HCF) shared by 90 and 48.

May/June 2019

The numbers in the collection are $21, \frac{2}{3}, \sqrt{13}, 31, \sqrt{121}, 51, 0.7$.

May/June 2019

Work out the value of $48 \div 3 - 5 \times 2$.

May/June 2019

State an irrational number, $n$, for which $31 \le n \le 32$.

May/June 2021

Complete the statements below. The reciprocal of $0.2$ equals [BLANK]. One prime number within the range 90 to 100 is [BLANK].

May/June 2021

List all the factors of 42.

May/June 2021

Find the lowest common multiple (LCM) of 24 and 54.

May/June 2021

The numbers in the list are 12, 18, 29, 49, 91 and 125.

May/June 2021

Complete the following statements: The reciprocal of $0.2$ is ............... . A prime number between $90$ and $100$ is ............... .

May/June 2021

Take the numbers in the list: 12, 18, 29, 49, 91, 125.

May/June 2021

Work out $\sqrt{320.41}$.

May/June 2021

State an irrational number with a value between 10 and 20.

May/June 2022

Express the number six hundred and seven thousand five hundred and thirty-two in digits.

May/June 2022

$33\frac{1}{3}\% ,\; \pi ,\; \frac{1}{13} ,\; 343^{\frac{1}{3}} ,\; \sqrt{3} ,\; 5.6 \times 10^{-7}$

May/June 2022

61, 62, 63, 64, 65, 66, 67, 68, 69

May/June 2022

Determine the lowest common multiple (LCM) of 24 and 28.

May/June 2022

Express the number one hundred and three thousand eight hundred and six in figures.

May/June 2022

Determine the lowest common multiple (LCM) of 32 and 40.

May/June 2022

State a prime number in the interval from 30 to 40.

May/June 2022

Write 180 in prime-factor form.

May/June 2022

$f$ is a factor common to 14 and 28. $m$ is a multiple common to 10 and 25. $p$ is prime.

May/June 2022

State six and a half million in figures.

May/June 2022

Write down every factor of 18.

May/June 2023

Find the temperature that lies $8^{\circ}C$ below $-5^{\circ}C$.

May/June 2023

Within this list, the prime numbers are 27, 47, 57, 61, 75 and 93, and there are two of them.

May/June 2023

Olga believes that 87 is a prime number. Is Olga right? Give a reason for your answer.

May/June 2023

Find the highest common factor (HCF) for 32 and 120.

May/June 2023

In this list, there are two prime numbers: $27\quad 47\quad 57\quad 61\quad 75\quad 93$

May/June 2023

Express forty thousand and thirty-three in figures.

May/June 2023

Find the largest odd factor that is common to both 140 and 210.

May/June 2024

Write 3127200 using words.

May/June 2024

Put the number two million two thousand and two into figures.

May/June 2024

Identify the largest odd factor of 140 that also divides 210.

May/June 2024

Express two million two thousand and two in digits.

May/June 2024

6, 7, 10, 12, 18, 32, 49 and 63

May/June 2024

Write down the value represented by the 8 in the number 39 829.

May/June 2024

Let $A = 2^3 \times 3$ and $B = 3^2 \times 5$.

May/June 2025

The numbers in the list are 7, 27, 39, 49, 99, 112.

May/June 2025

Give the figure form of sixteen thousand and sixty-two.

May/June 2025

Determine the highest common factor (HCF) of 66 and 110.

May/June 2025

Find the highest common factor (HCF) between 36 and 54.

May/June 2025

State the highest common factor (HCF) shared by 36 and 54.

May/June 2025

Write 42 as a product made from its prime factors.

May/June 2025

Using this collection: 2 6 16 18 24 26 27 33

May/June 2025

Using this set: $\frac{2}{5}, \sqrt{15}, 23, \sqrt{144}, -2, 0.8$.

May/June 2025

Write down which number in this list is irrational.

Oct/Nov 2015

Write the number six thousand and fifty four in figures.

Oct/Nov 2015

Express 72 as a product of its prime factors.

Oct/Nov 2015

The numbers in the list are 11, 12, 13, 14, 15, 16.

Oct/Nov 2015