Number Operations (Cambridge (CIE) IGCSE International Maths: Extended): Exam Questions

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From the list of numbers, write down

i) a multiple of 8,

[1]

ii) a square number,

[1]

iii)a prime number.

[1]

Write down the temperature that is 7 °C below -3 °C.

............................................... °C

Here is a list of numbers.

87          77          57          47          27

From this list, write down

i)  a cube number,

[1]

ii) a prime number.

[1]

From the list of numbers, write down

i) a multiple of 7,

[1]

ii) a cube number,

[1]

iii) a prime number.

[1]

The temperature at 07 00 is -3 °C.
This temperature is 11 °C higher than the temperature at 01 00.  

Find the temperature at 01 00.

................................................ °C

Write the number five million, two hundred and seven in figures.

One day in Chamonix the temperature at noon was 6°C. At midnight the temperature was 11°C lower.

Write down the temperature at midnight.

............................................ °C

Complete the list of factors of 36.

1, 2, ............................................. , 36