Math Fluency Test
Each question is chosen from how you answered the ones before: a right answer brings a harder question, a wrong one an easier question. At the end you learn how rare your level is: 1 in 10, 1 in 1,000, and so on.
questions, one at a time
for the whole test
1 : N
For now the difficulty of each question is my own estimate, not fitted on thousands of answers, so treat the result as a rough guide. Use only paper and pencil.
Your result ·
correct answers
estimated ability, in logits
time used
times you left the page
Where you stand
solved ✓missed ✗your level, with its margin of error
The scale
| Rarity | What it means |
|---|
The IMO figures are orders of magnitude: about 300 medals a year, of which about 50 gold and 100 silver, against roughly 130 million children born in the world each year.
Your answers
| # | Question | You | Answer | Difficulty |
|---|
For now the difficulty of each question is my own estimate, not fitted on thousands of answers, so treat the result as a rough guide. Use only paper and pencil.