mental-arithmetic-6

One of the books used. Sample questions from the publisher’s website include: “share £550 in the ratio 𝟧 ∶ 𝟨” and “a parallelogram is drawn so that its smallest angle is one third the
size of its largest angle. How big is the largest angle?”

Clare Wallace

Clare (like gare) is a Chalkdust editor. In her spare time, she’s an assistant professor at Durham University. She likes Skittles, probability, and making the magazine look more like Cosmo.

In conversation with Christopher Lillicrap
Adam Townsend and Clare Wallace talk to the children’s programme creator about writing for younger generations
Chalkdust dissertation prize 2025
Calling all final-year students! This is your opportunity to get your work published as a Chalkdust article.
Chalkdust dissertation prize
Calling all final-year students!
The big argument: What’s the best way to end a proof?
QED or $\square$?
In conversation with Shannon Trust
We find out more about the charity's work to support maths education in prisons.
Four things you didn’t notice in Issue 05
How many did you spot?