Explain that objects can be grouped in different ways | Maths

Starter quiz

Andeep is skip counting in 5s. What number will he say next: 5, 10, ______

'15' ✓
Izzy is skip counting in 10s. What number will she say next? 10, 20, 30, ______

'40' ✓
Izzy has collected some 2 p coins. How much money does she have altogether? ______

'18 p' ✓
Andeep has been given some 5 p coins from his mum. How much money does he have altogether? ______

'40 p' ✓
Which image shows the same amount of money as 10 p?

Three 2 pence coins

Two 5 pence coins ✓

Two 10 pence coins
Which image shows the same amount of money as 20 p ?

Six 2 pence coins

Four 5 pence coins ✓

Two 10 pence coins ✓

Izzy has 5 pencils. She has put them into groups. Select the correct group of 5

Set A ✓

Set B
An equal group is when __________

each group has the same amount of items. ✓

each group has a different amount of items.
Which image shows equal groups?
Which image shows unequal groups?
Select the correct image which represents 2 groups of 3
Select the ways in which you can equally group 12

2 groups of 5

2 groups of 6 ✓

3 groups 4 ✓

1 group of 5 and 1 group of 7

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The __ have been put into groups.
The groups are equal because there are the same number of __ in each group.
The groups are unequal because there are a different number of __ in each group.

Children may confuse groups with number of items in a group.

Clear teacher modelling of groups, demarcating groups and physically placing items into groups e.g. a bundle of straws with an elastic band.