MissingX

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Content rating
Everyone
10+
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Content rating
Everyone
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About this game

MissingX – Relaxing Math Puzzle Game

Train your brain with *missingx*, a calm and elegant puzzle game where logic meets numbers.

Each puzzle presents you with a set of incomplete numbers. Some digits are missing – and it’s up to you to figure them out. Your goal is simple: fill in the missing digits so that the entire calculation matches the given target result.

Sounds easy? Think again.

As you progress, puzzles become more challenging, requiring not just basic math but clever reasoning and deduction. Every move matters, and every correct solution brings that satisfying “aha” moment.

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** How it works**

* Each row contains a number with missing digits marked as “?”
* A mathematical operator (+, −, ×, ÷) and a target result are given
* Fill in the missing digits (0–9) to make the equation correct
* Use logic, not guessing

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** Features**

* Infinite puzzles – never play the same challenge twice
* Clean and minimal design for a relaxing experience
* Multiple difficulty levels: easy to expert
* Real-time feedback to guide your thinking
* Daily puzzles to keep your mind sharp
* Offline playable – no internet required
* Light and dark mode support

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** Why you’ll love missingx**
missingx is designed to feel calm, focused, and rewarding. No distractions, no pressure – just you and the puzzle. Whether you play for a few minutes or dive in for longer sessions, the game adapts to your pace.

Perfect for fans of logic puzzles, number games, and brain teasers who want something fresh and satisfying.
Fill missing digits to solve math puzzles and match the target number.
Updated on
Sep 27, 2026
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App info and performance
  • This app may collect these data types
    App info and performance
  • Data is encrypted in transit
  • Data can’t be deleted