Review using column addition to add 2- and 3-digit numbers by regrouping tens
I can use column addition to add numbers by regrouping tens.
Review using column addition to add 2- and 3-digit numbers by regrouping tens
I can use column addition to add numbers by regrouping tens.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- When using column addition, start by adding the numbers with the smallest place value first.
- If the sum of the tens digits is ten or greater, regrouping is needed.
- Any complete hundreds are regrouped into the hundreds column.
Keywords
Column addition - Column addition is a way of adding numbers by writing a number below another.
Regroup - The process of unitising and exchanging between place values is known as regrouping.
Common misconception
Pupils may struggle to present regrouping in column addition.
Encourage pupils to talk about the process as they work through the problems. Model this in the lesson e.g. '5 tens add 7 tens is equal to 12 tens. 10 tens are regrouped as 1 hundred and written in the hundreds column.'
To help you plan your year 4 maths lesson on: Review using column addition to add 2- and 3-digit numbers by regrouping tens, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 4 maths lesson on: Review using column addition to add 2- and 3-digit numbers by regrouping tens, 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.
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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 Review of column addition and subtraction unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Licence
Starter quiz
6 Questions









Exit quiz
6 Questions








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