To split a whole up into parts (pieces or sections of the whole).

Understand that parts can be represented in any order 

Maths

In this unit pupils will combine 2 or more parts to make a whole. They will learn addends are represented in any order and the = sign shows the whole and sum of the parts are equal. In the future unit pupils will find missing addends. They will partition a whole into 2 parts representing first, then, now stories with subtraction equations. They will learn + and - are inverse operations.

In prior learning, pupils will have learnt to count confidently and have developed a deep understanding of the numbers to 10, the relationships between them and the patterns within those numbers. In this unit pupils will combine two parts to make a whole, learn that addends are represented in any order and learn that the equals sign shows that the whole and the sum of the parts are equal.

Additive structures: addition

The apples can be partitioned into parts of different colours. Tick the numbers that will complete the stem sentence.  {{  }} is a part.

Use numerals and the plus sign to write two expressions with the parts 2 and 3.

Match each expression to the one that correctly represents the same amount. 

Which expressions can represent this picture?

Picture 3 dogs and 6 cats. Represent this as an expression using numerals and the plus sign.

Which of these numbers cannot be a part in this whole group.

Jacob represents this picture like this, 2 + 3. What does the 3 represent?

Picture 3 apples and 3 oranges. Represent this using numerals and the plus sign.

Jacob writes this to represent the picture, 2 + 4. Which part represents the black cats?   

There are 4 blue counters and 1 yellow counter. We can represent this as 

Use numerals and the plus sign to represent this picture.

Which of the following expressions does not represent the picture?

Starter Quiz