Addition and subtraction within 40 or 50

Encouraging pupils to calculate flexibly is a key element of the Mathematics Mastery programme.

This practical teaching guide helps you develop your pupils to apply their number sense when problem-solving and make connections between calculation strategies.

This guide exemplifies a teaching approach for addition and subtraction within 40 or 50

• The CPA approach should be incorporated to support pupils in making connections between calculation strategies
• Teachers can use this guidance to encourage flexible mathematical thinking
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Mathematics Mastery is a professional development programme for teachers with a mission to transform mathematics education in the UK.

This task is just a taster of the complete classroom resources we offer. We also provide in-depth development training, online CPD, specialist support and assessment tools.

We believe all elements of our programme are vital in creating lasting change – enabling every child to enjoy and succeed in mathematics.

Want to find out more? Check out our free resources and or join an information session.