# Partition a whole into two parts and write as a subtraction equation

I can partition a whole into two parts and express this as a subtraction equation.

# Partition a whole into two parts and write as a subtraction equation

I can partition a whole into two parts and express this as a subtraction equation.

## Slide deck

## Lesson details

### Key learning points

- When the whole and one part of the whole is known, subtraction can be used to find the missing part.
- This can be represented with a subtraction equation.
- The minus sign can be used to show that one part has been split or separated from the whole group.

### Common misconception

Children may forget to start with the whole group when writing subtraction equations.

Maintain a strong focus throughout on what the numbers in equations represent. Explore mistakes that are made to clarify understanding.

### Keywords

Subtract - To separate or take away one number from another, or to decrease an amount.

Minus sign - The symbol in an equation which shows that a number has been partitioned, taken away or decreased.

### Licence

This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).

## Video

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## Worksheet

## Starter quiz

### 6 Questions

3

1

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