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Math Quiz: Mental Math for All Ages

This math quiz has 189 mental math questions with answers, from easy sums to impossible number puzzles: pick a round of 10, 25 or 50 and choose from four answers, no calculator needed.

Math Quiz

Pick one of four answers. Use the 1 to 4 keys on a keyboard.

The math quiz mixes 50 easy, 60 medium, 43 hard, and 36 impossible questions and is made for kids, students, teachers and adults who want a mental math workout. 100 of the questions come from the Quiz Zoomies videos "Can You Pass This Math Quiz? 50 Math Questions" and "Can You Pass This Math Quiz 2? 50 Questions", and the rest were written and fact-checked by the Quiz Zoomies team. Every round shuffles the questions, keeps your score and streak, and shows the right answer after each pick. 89 of the questions are mental math drills (adding, subtracting, times, division, percentages and squares), the same on every visit, so you can track your progress.

Prefer a printable list? See all the math trivia questions and answers.

10 sample questions with answers

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  1. What is 5 + 3?

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    8 Easy question

  2. What is 30 - 12?

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    18 Easy question

  3. What is 45 + 69?

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    114 Easy question

  4. What is 11 × 11?

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    121 Medium question

  5. What is the angle between the clock hands at 3:00?

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    90° Medium question

  6. What is 180 ÷ 12?

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    15 Medium question

  7. What is 25 × 24?

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    600 Hard question

  8. How many is a dozen dozen?

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    144 Hard question

  9. What is 12 + 6 × 8?

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    60 Hard question

  10. What is 10% of 10% of 1000?

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    10 Impossible question

From the Quiz Zoomies channel

Watch the video

Can You Pass This Math Quiz? 50 Math Questions

Play along with the video: every question gets a countdown, then the answer. Pause it whenever you need more time.

Frequently asked questions

How many questions are in the math quiz?

189 questions: 50 easy, 60 medium, 43 hard, and 36 impossible. Each round picks 10, 25 or 50 of them at random, so every game is different, and the All 189 button plays the full set.

Is there a math quiz for adults?

Yes. The hard and impossible questions here (order of operations, squares, three-digit sums and number puzzles) challenge most adults. Pick a round of 50 to get a real workout.

What is 3 + 4 × 2?

11. Multiplication comes before addition, so 4 × 2 = 8 first, then 3 + 8 = 11.

What is a mental math quiz?

A quiz you solve in your head, without paper or a calculator. It trains number sense and speed: try to answer each question in under 10 seconds.

How do you play the math quiz?

Pick a round size and press Start. Choose one of the four answers (or press 1 to 4 on a keyboard), see the right answer, then go to the next question. At the end you get your score, your best streak and a list of the questions you missed, plus a button to share your score.

Is the quiz free and safe for kids?

Yes. It is free with no sign-up, nothing you answer leaves your browser, and every question is family-friendly.

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