Understand that parts can be represented in any order | Maths

Starter quiz

Jacob represents this picture like this, 2 + 3. What does the 3 represent?
- the whole group
- the cups with juice
- the empty cups ✓
Picture 3 apples and 3 oranges. Represent this using numerals and the plus sign.
- '3 + 3' ✓
Jacob writes this to represent the picture, 2 + 4. Which part represents the black cats?
- 2
- 4 ✓
- 6
There are 4 blue counters and 1 yellow counter. We can represent this as
- 4 + 0
- 1 + 5
- 4 + 1 ✓
Use numerals and the plus sign to represent this picture.
- '5 + 3' ✓
Which of the following expressions does not represent the picture?
- 6 + 3
- 3 + 6
- 4 + 5
- 9 + 3 ✓

The apples can be partitioned into parts of different colours. Tick the numbers that will complete the stem sentence. ______ is a part.
- 2 ✓
- 3 ✓
- 5
Use numerals and the plus sign to write two expressions with the parts 2 and 3.
- '2 + 3' ✓
Match each expression to the one that correctly represents the same amount.
- 2 + 5
  
  ⇔
  
  5 + 2 ✓
- 6 + 2
  
  ⇔
  
  2 + 6 ✓
- 2 + 3
  
  ⇔
  
  3 + 2 ✓
Which expressions can represent this picture?
- 6 + 2 ✓
- 8 + 2
- 2 + 6 ✓
- 2 + 8
Picture 3 dogs and 6 cats. Represent this as an expression using numerals and the plus sign.
- '3 + 6' ✓
Which of these numbers cannot be a part in this whole group.
- 3
- 4
- 5 ✓

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When parts of a whole are added together, each part is called an addend.
You can combine the parts in any order because they still make the same whole.
You can write the addends in any order because, when combined, they still make the same whole.

Children may believe that addends must be represented in a certain order.

Ensure parts are seen alongside objects and pictures presented in different ways so the visual always matches the given expression.