The question has sparked intense debate on Reddit, where users admitted they were completely stumped, even years after leaving school ...
A maths teacher has revealed a 3-mark GCSE exam question which is even baffling adults who were baffled by the non-calculator sum. So can you solve this problem?
Wendy Monroy is a Mathematics Coach for the Los Angeles Unified School District in Los Angeles, California and is a member of the Instructional Leadership Corps, a collaboration among the California ...