Mental Mathematics

1
Mental Mathematics
2
How much do the coins total?
______p
3
Multiply 7 by 2
4
What is 7 less than 100?
5
Half of a number is 45.What is the number?
45
6
Write 261 to the nearest hundred
7
How many minutes are there in ¾ of an hour?
_____ minutes
8
Divide 60 by 5
60 5
9
Double 8.4
10
How many metres are there in 3 kilometres?
______m
11
What is half of 13?
13
12
Add 9 and 6 and 5
9 6 5
13
Which of these shapes has 6 sides?

1. Pentagon
2. Square
3. Rectangle
4. Hexagon
5. Octagon

14
What is the remainder when 18 is divided by 5?

• 18 5

15
I spend 75p.How much change do I get from a 2
pound coin?

• ____

16
What number is halfway between 300 and 600?
17
What number multiplied by 10 makes 180?

• 180

18
Multiply 4 by 6 then add 9
19
What is 1/3 of 33?
20
Which number is a multiple of 8?

1. 22
2. 32
3. 42
4. 52
5. 62

21
Complete the fraction so they are equivalent to
one quarter.

• 1

3

4