Lesson Five – Subtraction Exchange
This maths teaching pack for Key Stage Two gets the children to identify and model how to subtract different pairs of four digit numbers with one exchange between place value needed to complete the number calculation.
The class can use concrete objects to model the steps that need to be completed using the formal written method of decomposition for subtraction.
Download this teaching pack including a lesson plan, classroom activities and an interactive presentation to identify and model how to subtract different pairs of four digit numbers with one exchange between place value needed to complete the number calculation
Activities in this teaching pack include a differentiated set of worksheets to identify and record how to subtract pairs of four digit numbers with one exchange between place value for core and extension ability levels and no exchange between place value for support ability levels.
The interactive presentation gets the children to explore how to subtract pairs of four digit numbers with one exchange between place value.
This lesson is part of a maths scheme of work to get the children to practise mental and written calculation strategies to subtract pairs of numbers with up to four digits including exchange between place value. There are teaching activities for shared learning, differentiated worksheets to support independent learning and interactive presentations to introduce concepts and key skills.
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