GCSE maths revision guides pulped after investigation finds them 'littered' with mistakes

A series of official maths revision guidebooks written to help GCSE students have been withdrawn after they were found to be littered with mistakes.

 

A number of leading publishers have been forced to apologise after a team of experts from Cardiff University’s School of Mathematics found around three in every 50 questions printed in the books were incorrect or misleading.

 

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