The complete guide

The numerical reasoning test, explained

Employers use numerical reasoning tests to see how you handle numbers under pressure: reading tables and charts, working with percentages and ratios, and choosing the right answer fast. Here’s what they measure, what they draw from, and the fastest way to get ready.

What the tests cover

Every major test draws from the same twelve areas. Our bank of 825+ verified questions is organised the same way, so your practice maps one-to-one onto the real thing.

How scoring works

Real tests report a percentile against a norm group, not a percentage. That’s why a “good” score depends on who you’re compared with. Our free diagnostic gives you a real raw score, names the areas you missed, and reports a percentile only against a clearly labelled baseline — never an invented one.

More on how we score

The preparation loop that works

1 · Diagnose

Take the free 12-question test. It ramps from quick reads to multi-step problems and names the areas you miss.

2 · Learn & drill

For each weak area: the method in a few lines, a worked example, then focused drills with instant feedback.

3 · Prove it

Re-test under mixed, timed conditions. When weak areas stop leaking marks, you're ready.

Common questions

What is a numerical reasoning test?

A timed aptitude test used by employers to measure how well you interpret numerical data — tables, charts, percentages, ratios and rates — and reason with it under time pressure. It tests data interpretation, not advanced mathematics.

What maths do I need?

GCSE-level arithmetic: percentages, ratios, averages, rates and basic algebra. The difficulty comes from reading data accurately and working quickly, not from the maths itself.

How long are the tests?

Most run 15–35 minutes with roughly 45–90 seconds per question depending on the publisher. Some allow a calculator; speed-focused tests don't.

How should I prepare?

Take a diagnostic to find your weak areas, learn the method for each, drill those areas with fresh questions until they're fast, then practise under timed, mixed conditions.

Start where you are

Twelve questions, no signup, instant score — and the exact areas to fix.

Start the free test