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Quiz · Fractions, Ratios & Proportions

Shade the Percent: Percentages in Pictures

Per cent means 'out of a hundred', and a 10 × 10 grid makes it easy to see. Read percentages from shaded grids, bars and pie slices, convert them to fractions and decimals, and work out how many more squares to shade.

Questions
15
Difficulty
Easy
Time
~6min
Per question
15sec

What it covers

Fractions, Ratios & Proportions

A topic in Mathematics.

Fractions as pictures, ratios in recipes and maps, best buys, proportion problems and percentages you can see on a grid.

Before you start

How it works

  1. 1

    The clock

    You have 15 seconds for each question. When time runs out, the question counts as wrong.

  2. 2

    Your answer

    Your first choice is the one that counts. It is checked straight away, with an explanation where there is one.

  3. 3

    The score

    At the end you see your score and can go back through every question and its answer.

  4. 4

    The XP

    XP scales with your score. Replays earn XP only when you beat your previous best.

From players

Ratings

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Piece by Piece: Fraction Fundamentals

Pizzas, chocolate bars and fraction walls: see fractions as pictures, then simplify them, find equivalents, compare them, add and subtract them and switch between mixed numbers and improper fractions.

Easy difficulty15 questions~6 min
+75 XPPlay

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Share It Fairly: Ratios and Proportions

Recipes, maps, money and model cars: ratios are everywhere. Simplify and share in a ratio, scale recipes up and down, read map scales, convert currencies, compare best buys and solve direct and inverse proportion problems.

Medium difficulty15 questions~7 min
+120 XPPlay