Number Toolkit (Cambridge O Level Maths)

Work out  (0.01)² .

Write down the cube number that is greater than 50 but less than 100.

At noon the temperature in Maseru was 21°C.
At midnight the temperature had fallen by 26 °C.
 
Work out the temperature at midnight.
 

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

Calculate . 

Here is a list of numbers.

31

51

0.7

From this list, write down

[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

22            17            25            41            39            4

Work out the difference between the two prime numbers in the list above.

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

Work out.

From the numbers above, write down

an irrational number.

One day, the temperature at midday is 9°C.
At midnight the temperature has dropped by 15.3 °C.

Find the temperature at midnight.

...............................°C

From the numbers listed above, write down 

a square number,

a cube number,

an irrational number.

Insert one pair of brackets to make this calculation correct.

is a prime number.

is an even number.

Circle the correct statement about .

Work out 

Work out  .

Write these numbers in order, starting with the smallest.