Number series · Difficulty: Medium

Number series test

Fifteen number series of increasing difficulty. Tests your ability to spot numerical patterns – from simple differences to chained operations.

Questions
15
Time
15 min
Difficulty
Medium

The test is split into 3 blocks with short breaks. Your answers are saved so you can continue later.

How it works

  1. Read each question in full before answering.
  2. You can skip hard questions and come back to them.
  3. Click "Finish" when you're done – your result is calculated instantly.

Number series measure numerical pattern recognition. They say something about that specific ability, not about your IQ as a whole.