KS3 Maths: How to add and subtract positive and negative numbers - BBC Bitesize
Learn how to add and subtract positive and negative numbers with BBC Bitesize Maths. For students between the ages of 11 and 14.
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KS3 Maths: How to add and subtract positive and negative numbers
KS3 Maths - Adding and Subtracting Negative Numbers
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KS3 Maths: How to add and subtract positive and negative numbers - BBC Bitesize
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