Pupils use their understanding of addition of 3-digit numbers to add two 4-digit numbers. This resource supports White Rose Primary Scheme of Learning and has been tried and tested in my classroom. All worksheets are organised to fit on 1x A4 page to reduce photocopying. The challenges increase in difficulty. Further resources such as accompanying lesson plans/lesson presentations and games are being added weekly- please get in touch if you are looking for something specific. There is a US editi