Unit 6 Section 1 : Multiplication of Whole Numbers

This unit starts with multiplication of whole numbers, which is a useful technique for all sorts of problems.

Example Question

Jai spends 3 on sweets each week for seven weeks. Calculate how much he spends on sweets altogether.
Click on the button marked Click on this button below to see the correct answer to see whether you are correct.


Although this method works, it is better to multiply 3 by 7 which gives you the same answer.


 

Exercises

Work out the answers to the questions below and fill in the boxes. Click on the Click this button to see if you are correct button to find out whether you have answered correctly. If you are right then will appear and you should move on to the next question. If appears then your answer is wrong. Click on to clear your original answer and have another go. If you can't work out the right answer then click on Click on this button to see the correct answer to see the answer.

Question 1
You should know your multiplication tables up to 10 10 but they are included in this question for revision.
Only use this table if you need to!
Work out:
(a)2 3 =
(b)5 7 =
(c)6 3 =
(d)3 7 =
(e)5 4 =
(f)9 2 =
(g)8 5 =
(h)6 6 =
(i)9 4 =
(j)8 7 =
(k)9 8 =
(l)7 9 =
(m)6 7 =
(n)9 9 =
(o)8 6 =

Question 2
Look at each of the following statements and decide whether it is true or false.

(a) 5 4 = 4 5
(b) 6 5 = 6 7
(c) 8 9 = 4 36
(d) 21 5 = 7 15

Question 3
Jamil saves 5 per month from his pocket money.

(a) How much does he save in 4 months?
He saves

(b) How long will it take him to save 30?
It will take him months.

Question 4
How many bottles are there in this crate?
There are bottles.

Question 5
Emma, Rachel, Sarah and Hannah go to a disco. It costs 3 each to get in.

How much do they pay altogether?
They pay in total.

Question 6
The picture shows the tiles on one wall in Sunnava's bathroom.
How many tiles are there on this wall?
There are tiles.

Question 7
Packets of chewing gum are packed in a box. In a box there are 8 layers with 9 packets of chewing gum in each layer.

How many packets are there in the box?
There are packets.

Question 8
The picture shows the cars parked in a car park.
How many cars have been parked?
cars

Question 9
A hotel has 9 floors. On each floor there are 7 windows.

How many windows are there in the hotel?
There are windows.


You have now completed Unit 6 Section 1
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Produced by A.J.Reynolds January 2001