3:19 Ratios in the form 1:n and n:1
Clear, concise walkthrough of converting ratios into both 1:n and n:1 forms.
Ratios in the form 1:n or n:1
Write ratios in the form 1:n or n:1
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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2:37 Key Skill - Write a ratio in the form 1:n or n:1.
Dr Frost gives a tidy key-skill demo of writing a ratio as 1:n or n:1.
6:30 Expressing Ratios as 1 to n
Corbettmaths carefully explains how to express a ratio in the form 1:n.
5:27 GCSE Maths - Simplifying Harder Ratios (Decimals, Mixed Units and 1:n) - Part 2 (2026/27 exams)
Cognito tackles trickier ratios with decimals and units, then reduces to 1:n or n:1.
10:16 Writing ratios in the form 1:N | GCSE Maths Level 4-7 | ExamSolutions
ExamSolutions uses the unitary method then applies 1:n to trickier exam questions.