Eight formal written-method worksheets for Year 3 and Year 4, with a complete checker-verified answer key. English only. 3-digit and 4-digit column addition and subtraction, with and without exchanging, including exchanging across zero. There are 82 calculations in all.
Who it is for: Year 3 and Year 4 (ages 7–9). Year 3 uses formal written methods with up to 3 digits; Year 4 extends this to 4 digits. Use a sheet in a short lesson, for morning work or as homework. Allow about 10–15 minutes per sheet.
The download is a 16-page A4 PDF (15 worksheet, notes and answer-key pages, plus a Lesson Planned licence page). Answers are included for every item.
A second, independent checking program recomputed every addition and subtraction. Print A4 at actual size / 100%.
AI disclosure: parts of the text and layout were prepared with AI assistance. All graphics are original code-drawn shapes; there are no AI images.
This is independent classroom maths practice. It is not a SATs paper.
© 2026 Ren Sun, trading as Mingpine. Bought on Lesson Planned: the Lesson Planned Teaching Resource Licence applies. Please don’t share or resell.
Pinyin Sprouts is a shop of Ren Sun, trading as Mingpine · mingpinelabs@gmail.com
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