View
4
Download
0
Category
Preview:
Citation preview
www.planbee.comNext
Let's Go Shopping
Today we will be... Exploring how different combinations of coins can make the same total
www.planbee.com
Mental Oral Starter
Back Next
I have two coins.
I have three coins, so I have more money than you!
Is this correct?
Think, pair, then share your ideas.
www.planbee.comBack Next
It could be correct...
www.planbee.comBack Next
...or it could be incorrect...
www.planbee.comBack Next
In fact, they both have the same amount of money – 25p. What coins must
they each have?
? ?
www.planbee.comBack Next
Did you work out the correct coins?
www.planbee.comBack Next
We're going to the stationery shop to buy some things we need for school!
Will you help us?
www.planbee.comBack Next
35p 42p
Colouring Pencils
£1 and 5p
I want to buy the notepad and pen for 35p.
What coins can I use to pay for them exactly?
www.planbee.comBack Next
35p
There are lots of different ways to make 35p exactly.
Here are some of them:
Did you think of a different way?
20p + 10p + 5p = 35p10p + 10p + 10p + 5p
= 35p5p + 5p + 5p + 5p + 5p + 5p + 5p = 35p
www.planbee.comBack Next
35p 42p
I want to buy the paint set for 42p.
What coins can I use to pay for them exactly?
Colouring Pencils
£1 and 5p
www.planbee.comBack Next
There are lots of different ways to make 42p exactly.
Here are some of them:
Did you think of a different way?
20p + 20p + 2p = 42p20p + 10p + 10p + 2p
= 42p10p + 10p + 10p +
10p + 1p + 1p = 42p
42p
www.planbee.comBack Next
35p 42p
I want to buy the colouring pencils for £1 and 5p.
What coins can I use to pay for them exactly?
Colouring Pencils
£1 and 5p
www.planbee.comBack Next
There are lots of different ways to make £1 and 5p exactly.
Here are some of them:
Did you think of a different way?
£1 + 5p = £1 and 5p50p + 50p + 2p + 2p
+ 1p = £1 and 5p20p + 20p + 20p + 20p +
20p + 5p = £1 and 5p
Colouring Pencils
£1 and 5p
www.planbee.comBack Next
Now you know that different combinations of coins can be used to make the same total, let's play a game!
In pairs or small groups, spread out a set of the Which Coins? Cards in front of you so that everyone can see them.
Are you ready?!
www.planbee.comBack Next
I have 18p in my purse. There is one 10p coin. There are no more than five coins in total.
What coins could I have?
18p
Use the Coin Cards to help you!
Can you find more than
one answer?
www.planbee.comBack Next
I have 18p in my purse. There is one 10p coin. There are no more than five coins in total.
Here are the coins I have...
Did you find this combination of
coins?
How many other combinations did you find?
www.planbee.comBack Next
I have 22p in my wallet. There is one 2p coin. There are no more than five coins in total.
What coins could I have?
Use the Coin Cards to help you!
Can you find more than
one answer?
22p
www.planbee.comBack Next
I have 22p in my wallet. There is one 2p coin. There are no more than five coins in total.
Here are the coins I have...
Did you find this combination of
coins?
How many other combinations did you find?
www.planbee.comBack Next
I have 50p in my piggy bank. I do not have a 50p coin. All of the coins are silver.
What coins could I have?
Use the Coin Cards to help you!
Can you find more than
one answer?
50p
www.planbee.comBack Next
Did you find this combination of
coins?
How many other combinations did you find?
I have 50p in my piggy bank. I do not have a 50p coin. All of the coins are silver.
Here are the coins I have...
www.planbee.comBack Next
I have 7p in my pocket. There are no silver coins. What coins could I have?
Use the Coin Cards to help you!
Can you find more than
one answer?
7p
www.planbee.comBack Next
Did you find this combination of
coins?
How many other combinations did you find?
I have 7p in my pocket. There are no silver coins. Here are the coins I have...
www.planbee.comBack Next
Now it's time for you to explore how different
combinations of coins can make the same totals
yourselves!
www.planbee.com
Plenary
Back Next
22p
Which two coins could I use to pay
for this chocolate
bar exactly?
Which four coins could I use to pay
for this chocolate
bar exactly?
Which three coins could I use to pay for this chocolate
bar exactly?
www.planbee.com
Plenary
Back
22p
Did you find all the combinations?
Recommended