Mental Maths 4

Pencils come in packets of 6.  How many packets would be needed for 54 pencils?

• 6
• 7
• 8
• 9

I am thinking of a number.  I multiply it by 10 and the answer I get is 2300.  What number am I thinking of?

• 10
• 23
• 100
• 230

What are 4 lots of 30?

• 12
• 34
• 120
• 1200

I buy 3 stamps at 26p each. How much do I spend?

• 60p

• 72p

• 78p

• 90p

John has 1.50 left. It is a quarter of his pocket money. How much pocket money is he given?

• 2.00

• 3.50

• 4.00

• 6.00

Find the difference between 87 and 102.

• 15
• 22
• 25
• 189

A carton of milk holds 1 litre.  If 370 ml are used, how much milk is left?

• 330 ml
• 530 ml
• 630 ml 
• 730 ml

I am thinking of a number.  I double it.  The answer I get is 640.  What number am I thinking of?

• 32
• 64
• 320
• 1280

What is 84 multiplied by 4?

• 21
• 88
• 324
• 336

What is 34 hundredths as a decimal?

• 34.34
• 3.4
• 3.04
• 0.34