Quiz · Arithmetic & Number Skills
Fifteen quick-fire sums to warm up your brain: adding, subtracting, times tables, division, rounding and the order of operations. No calculator, no pressure, just you against the clock. Each answer comes with a mental-maths shortcut you can use every day.
The building blocks of maths: quick mental calculation, fractions, decimals and percentages, and the number patterns hidden in sequences.
Before you start
You have 15 seconds for each question. When time runs out, the question counts as wrong.
Your first choice is the one that counts. It is checked straight away, with an explanation where there is one.
At the end you see your score and can go back through every question and its answer.
XP scales with your score. Replays earn XP only when you beat your previous best.
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Three ways of writing the same number. Convert between fractions, decimals and percentages, compare them, add and multiply fractions, and work out discounts the way you would in a shop. A must for exams and everyday money maths.
Mathematics · Arithmetic & Number Skills
Every sequence hides a rule. Can you crack it? From doubling and square numbers to triangular numbers, primes and the famous Fibonacci sequence, find the missing term, then learn how to write the rule as an nth-term formula.