Mindrailo
Primary maths topic hub

Addition & Subtraction

Explore age-appropriate addition and subtraction lessons, mental strategies, practice and games across Years 1–6.

5 lessons 2 games Years 1–6

Year 1

Addition Within 20Maths · I can put groups together and find the total.Subtraction Within 20Maths · I can take away and find how many are left.

Year 2

Add and Subtract to 100Maths · I can add and subtract two-digit numbers.

Year 3

Column Addition and SubtractionMaths · I can line up place values and calculate accurately.

Year 4

Formal Addition and SubtractionMaths · I can use column methods and check whether my answer is sensible.

Practise with a connected game

Number Bonds BuilderPractise number bonds to 10, 20 and 100 with missing-number questions.Mental Maths ChallengePractise addition, subtraction and multiplication at Year 1 to Year 5 levels.
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Ask children to explain how they know, then compare two different methods rather than focusing only on speed.

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