Ages 11–12🧮 MathematicsBeing planted

Ratio Notation

Use ratio notation to describe the relationship between two or more quantities, simplify ratios to their simplest form, and convert between ratio and fraction representations

A first look

This shelf is still being planted — the questions are being written and checked. Come back soon. A Skill needs at least 5 checked questions before it opens here.

Question 1 of 3

A library contains 120 books. Exactly two‑thirds of the books are fiction. Write the simplest ratio of fiction books to non‑fiction books.

Question 2 of 3

A juice blend uses 0.75 L of apple juice and 1.20 L of grape juice. Write the ratio of apple juice to grape juice in simplest form using ratio notation.

Question 3 of 3

A class has 12 boys and 18 girls. Write the ratio of boys to girls in simplest form.

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A free account shows every Skill on the map as it opens — and practises the 14 Ratio & Proportion Skills that are ready today. Every student account needs a parent's email first.

Skill names and descriptions include the Marble Skill Taxonomy © Generative Spark, Inc. (withmarble.com), licensed under ODbL 1.0 (database) and CC BY-SA 4.0 (content). Practice questions are GlowGrades's own, each checked by independent verifiers that must agree before a child ever sees it.