Use mental strategies and known facts to calculate the value of a missing part
I can use mental strategies and known facts to calculate the value of a missing part.
Use mental strategies and known facts to calculate the value of a missing part
I can use mental strategies and known facts to calculate the value of a missing part.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- Drawing a model for a simpler problem helps us to solve more complicated problems.
- Known facts can be used to calculate the value of a missing part.
- Mental strategies can be used to calculate the value of a missing part.
Keywords
Represent - To represent something means to show something in a different way
Addend - Addends are any numbers added together.
Common misconception
Pupils struggle to represent the problem as a repeated subtraction equation.
Simplify problems by using numbers within 10 at first to reveal the structure of the problem. By doing this, you can show how both the subtraction and addition equations relate, which can help you to find the value of the missing parts or whole.
To help you plan your year 6 maths lesson on: Use mental strategies and known facts to calculate the value of a missing part, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 6 maths lesson on: Use mental strategies and known facts to calculate the value of a missing part, 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 2 maths lessons from the Use knowledge of part-part-whole structure to solve additive problems unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Licence
Starter quiz
6 Questions



Exit quiz
6 Questions


