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Subtraction articles

Best subtraction apps for kids
Best subtraction apps for kids
Help your child build their confidence, speed and accuracy with subtraction with these games-based maths apps that'll make learning fun.
What are the commutative, associative and distributive property?
What are the commutative, associative and distributive property?
The commutative, associative and distributive properties or laws underpin algebra and are first introduced to children, in very broad terms, in the primary-school years. We explain how your child will start to understand the basics of higher maths in our guide for parents.
What are number facts?
What are number facts?
Children are expected to memorise a number of different number facts in primary school, including number bonds to 20 and the multiplication and division facts for the twelve times tables. We explain what number facts your child will be taught when and suggest easy ways to support their learning at home.
Primary-school numeracy glossary
Primary numeracy glossary for parents
From area to word problems, TheSchoolRun's primary-school numeracy glossary offers a complete guide to all the maths concepts children are taught in EYFS, KS1 and KS2. Brush up on your own mathematical skills, clear up homework confusion and understand exactly what your child is learning at school by reading our basic definitions (with links to more detailed explanations, teachers' tips and examples).
What is the column method?
What is the column method?
We explain what the column method is, how it is set out and why it is an efficient method for working out addition and subtraction.
What are the four operations?
What are the four operations?
We explain what the four operations are and how children learn about addition, subtraction, multiplication and division over KS1 and KS2, working towards solving problems involving all four operations.
Two-step and multi-step word problems
What are two-step and multi-step problems?
We explain what two-step and multi-step problems are and give examples of typical problems a child might be asked to solve in primary school (and how the answer can be worked out!).
What is 'the difference between'?
What is 'the difference between'?
We explain what teachers mean when they talk about finding 'the difference between' and give examples of how children are taught to work out the answers to subtraction problems.
Teachers' tricks for subtraction
Help your child become subtraction savvy with our teachers' tips on methods, practical resources, vocabulary and more. From subtraction songs and subtraction story problems to column subtraction, Phoebe Doyle offers some practical homework help for 'taking away'.
Jump strategy
What is subtraction on a number line?
Also known as the jump strategy or complementary addition, subtraction on a number line is a common technique in KS1 and KS2 maths, useful for helping children visualise that subtraction is finding the difference between two numbers. Teacher Alice Hart explains the method and how it's taught in primary school maths.
Inverse operations: addition and subtraction, multiplication and division
What are inverse operations?
Inverse operations are opposite operations – one reverses the effect of the other. In primary maths we talk about the inverse to explain how addition and subtraction are linked and how multiplication and division are linked. Teacher Alice Hart offers examples of how and when your child will be asked to use the inverse operation in school, and practical ways to help them understand the concept.
Number square
What is a number square?
Do you know what a number square is and what to do with one? Here’s our parents' guide to everything you need to know about this primary-school maths aid so you can support your child when they’re working with to add and subtract in Key Stage 1.
Child solving addition problems - partitioning
What is partitioning?
Not sure what your child means when they talk about partitioning numbers in maths problems? We explain the method, and how your child will use it.