Memorising key square roots and using mental math tricks saves time. Techniques like the nearby perfect square trick and weighted averaging enhance problem-solving skills.

Its readership is a mixture of school teachers, college and university lecturers, educationalists and others with an interest in mathematics. One of the world's leading journals in its field, it ...

Square root days happen only a few times in a century, and the man who brought the day fame is celebrating his sixth one.

Learning to calculate square roots quickly can make a huge difference in your maths exams. Whether you're doing algebra, geometry, or other topics, being fast and accurate with square roots gives ...