Author Archives: A Maths Teacher

Adding and Subtracting Fractions

Over on Twitter, @missradders has sparked a really interesting discussion on subtracting fractions by offering the above method to subtract two fractions.  (see the Twitter thread here) I must admit, it is a method new to me and, from reading the replies to her tweet, it was unfamiliar to many other teachers, to. But is […]

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Holy Venn Diagram

Possibly the best Venn Diagram, ever. Two words – absolute genius. Witty, visually appealing but, most importantly, mathematically correct. Sets and Venn Diagrams have been on the IGCSE syllabus for some time, and made it onto the new GCSE syllabus, so we’ve all got to teach them. Project this image onto your whiteboard, sit back […]

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9 – 1 Grade Boundaries

As most readers will know, this year sees GCSE maths grading change from A* to E to 9 – 1.  There has been much speculation as to what the grade boundaries will be for each new level. The first (that I have found) to publish the grade boundaries are Cambridge, for their IGCSE and can be […]

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Maths Fail #5

Ooops! A whole generation of youngsters could be scarred for life. Source   Related posts: Maths Fail Maths Fail #2 Maths Fail #3 Maths Fail #4

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Trust me, I’m a maths teacher

There are two types of mathematicians (or 10 if you are into binary) – pure mathematicians and applied mathematicians.  I am firmly in the latter camp. That’s not to say I don’t enjoy solving a tricky trig problem, just for the sake of it, but it is applying maths to the real world that really […]

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