Combine parts using the addition symbol
I can partition a whole in different ways and use an addition symbol when recombining them.
Combine parts using the addition symbol
I can partition a whole in different ways and use an addition symbol when recombining them.
Lesson details
Key learning points
- When a whole is partitioned into parts, it can be represented using the addition symbol.
- The addition symbol shows that the parts combine to make the whole.
- We can describe the parts to help us understand how to represent them.
- A whole group can be partitioned in different ways.
Common misconception
Children may have difficulty understanding partitioning of the whole group where one part is zero.
Include contexts with zero, so children can discuss and clarify their thinking.
Keywords
Partition - To split a whole up / to separate a whole into parts.
Parts - A piece or section of a whole.
Whole - All of something. Complete.
Plus - Another word for add. The symbol is +.
Combine - To put parts together to make a whole.
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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Starter quiz
6 Questions
Exit quiz
6 Questions
the cups with juice
the parts combine to make the whole
the empty cups
