Solve problems using a bar model to represent a whole partitioned into two parts
I can solve problems using a bar model to partition a number into two parts.
Solve problems using a bar model to represent a whole partitioned into two parts
I can solve problems using a bar model to partition a number into two parts.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- Partitioning of numbers to five can be represented using the bar model.
- The bar model and the part-part-whole diagram can be used to represent stories.
- Systematic thinking can be used to ensure all possible responses to a problem can be found.
Keywords
Partition - Partition is to split a whole up into parts.
Combine - Combine means to put parts together to make a whole.
Bar model - A bar model is a pictorial representation of a problem where bars are used to represent the whole and the parts.
Common misconception
As before, children may confuse the whole and the parts, or add them all up to find the total.
Place objects in each part of the bar model and combine them to make the whole, or starting within the whole, partition them into the parts.
To help you plan your year 1 maths lesson on: Solve problems using a bar model to represent a whole partitioned into two parts, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 1 maths lesson on: Solve problems using a bar model to represent a whole partitioned into two parts, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
We use learning cycles to break down learning into key concepts or ideas linked to the learning outcome. Each learning cycle features explanations with checks for understanding and practice tasks with feedback. All of this is found in our slide decks, ready for you to download and edit. The practice tasks are also available as printable worksheets and some lessons have additional materials with extra material you might need for teaching the lesson.
The assessment exit quiz will test your pupils' understanding of the key learning points.
Our video is a tool for planning, showing how other teachers might teach the lesson, offering helpful tips, modelled explanations and inspiration for your own delivery in the classroom. Plus, you can set it as homework or revision for pupils and keep their learning on track by sharing an online pupil version of this lesson.
Explore more key stage 1 maths lessons from the Composition of numbers 0 to 5 unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Licence
Lesson video
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Starter quiz
6 Questions
Exit quiz
6 Questions
