When we can't simplify a number to remove a square root (or cube root etc) then it is a surd. Have a look at these examples (including cube...

Surds are the values in the form of roots that cannot be further simplified. Surds are irrational numbers. There are different types of surds in Mathematics. Learn the rules and methods to …

In Mathematics, surds are the values in square root that cannot be further simplified into whole numbers or integers. Surds are irrational numbers. The examples of surds are √2, √3, √5, etc., …

Surds are numbers left in square root form that are used when detailed accuracy is required in a calculation. They are numbers which, when written in decimal form, would go on forever.

Surds can be a square root, cube root, or other root and are used when detailed accuracy is required in a calculation. For example, the square root of 3 and the cube root of 2 are both surds.

Aug 29, 2019 · Surds Practice Questions Click here for Questions . Click here for Answers . rationalise, rationalising Practice Questions

Understand surds in maths with clear definitions, laws, types, and step-by-step examples. Master surd rules for exams and competitive tests easily.

Jul 23, 2025 · Surd is a mathematical term used to refer square roots of non-perfect squares. For example, √2, √3, √5 are few examples of Surds. It can also include higher roots like cube roots …

Oct 13, 2025 · Learn the basics of surds and how to simplify them for your IGCSE maths exam. This revision note covers the key concepts and worked examples.

In this lesson you’ll learn what surds are and when to use them. You’ll also be introduced to simplifying surds as well as adding, subtracting, multiplying and dividing them.