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Powers, roots and surds on a calculator

Use powers, roots and surds on a calculator

5 hand-picked video lessons for this topic, each checked for relevance and clarity, graded by difficulty and labelled by depth. Press play to watch — nothing loads from YouTube until you do.

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Grade 2–5 Recap 🇬🇧 UK

Calculator Tutorial 9: Square roots on a scientific calculator

Science Made Simple 261K views

Quick demo of finding square roots on a scientific calculator.

Grade 5–8 Core 🇬🇧 UK

GCSE Maths - What on Earth are Surds??? And How do You Simplify Them? (Part 1/3) (2026/27 exams)

Cognito 1.1M views

Popular, crystal-clear explanation of what surds are and how to simplify them.

Jump to 0:00Introduction & What are Surds?1:28Multiplying Surds 1:49Splitting Surds using Factors 2:50How to Simplify Surds

Grade 2–5 Core 🇺🇸 US

Math Antics - Exponents and Square Roots

mathantics 2.4M views

Friendly, very clear introduction to exponents (powers) and square roots.

Grade 5–8 Core 🇬🇧 UK

Calculating With Surds - GCSE Higher Maths

1st Class Maths 472K views

Thorough walkthrough of simplifying, multiplying and dividing surds with worked exam questions.

Jump to 2:53Simplifying Surds 6:37Multiplying Surds 8:53Dividing Surds 11:01Adding and Subtracting Surds 12:38Exam Questions

Grade 5–8 Core 🇬🇧 UK

Surds - Corbettmaths

corbettmaths 618K views

Corbettmaths explains what surds are and the rules to simplify, multiply and divide them.