Pi Approximation Day occurs every July 22nd. It celebrates pi, a key mathematical constant. Pi relates a circle's ...

Explore the meaning and history behind Pi Approximation Day 2025, celebrated on 22 July to honor the classic fraction 22/7.

The questions in this quiz are suitable for GCSE maths students studying approximation, rounding to decimal places, rounding to significant figures, truncation, estimating calculations, limits of ...

Pi Approximation Day, celebrated on July 22, is a special occasion for students and teachers to explore the fascinating world of π (pi) and its significance in mathematics. This day honors the ...

Revise approximation for your maths GCSE foundation and higher exams with Bitesize interactive practice quizzes covering feedback and common errors.