How do I match numbers and clear blocks in Sum of 10?

You must select two or more blocks that are directly adjacent (horizontally or vertically) whose values, when added together, equal exactly 10. The selection must be contiguous.

Is Sum of 10 free to play, or does it require payment?

Yes, Sum of 10 is completely free to play online. There are no payment requirements, subscriptions, or hidden costs to enjoy the full game and all its levels.

Can I play Sum of 10 on my phone, tablet, or mobile device?

Absolutely! Sum of 10 is fully optimized for mobile devices, allowing seamless gameplay whether you use a smartphone, tablet, or desktop PC. Just open the browser and start playing.

Do I need to download Sum of 10 to start playing?

No download is needed! Sum of 10 is a browser-based game. You can play instantly across all compatible devices without installing any software or apps.

What is the best strategy for clearing the entire board in Sum of 10?

The key strategy is planning ahead. Since you must clear *all* blocks, focus on matching groups that isolate smaller, awkward numbers first, preventing them from becoming trapped and unmatchable later in the game.

Sum of 10

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Sum of 10

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Sum of 10

sum-of-10

Welcome to Sum of 10, a highly addictive number puzzle that challenges your strategic thinking. Unlike simple destruction games, your goal is to meticulously clear every multi-colored block on the board by finding adjacent groups that sum up to exactly 10. Get ready to use your brains and test your spatial logic in this engaging online challenge!

A meeting with multi-colored blocks awaits you in the game Sum of 10, but today it will not be a banal destruction, this time you will have to use your brains to complete the levels. The goal of the game is to get rid of all the blocks on each level. To do this, you must make up 10 of any number of elements on the field, but they must be located vertically or horizontally side by side. All blocks must be removed - this is a prerequisite in Sum of 10.

puzzle strategy

420Votes

5-15Minutes

MathCategory

How to Play

1👆 Identify two or more vertically or horizontally adjacent blocks whose values total exactly 10.
2🖱️ Click or tap the blocks sequentially to form the required sum and remove them from the field.
3🎯 Strategize your moves carefully, ensuring no single block gets isolated and becomes impossible to match later.
4🏆 Complete the level only when the entire board is fully cleared of all remaining blocks.

Frequently Asked Questions

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Game Controls

Use the mouse or tap to select adjacent blocks.

Blocks disappear automatically once the selection equals 10.

If you get stuck and cannot clear the board, restart the level.

The ultimate goal is to remove every single block from the field.

Game Features

🧠 Sharpen Your Logic Skills:Master number matching and spatial reasoning across dozens of increasingly complex grid layouts.
🏆 Full Board Clearing Challenge:Succeed only when every block is removed—a true test of strategic planning and foresight.
🖱️ Intuitive Click Controls:Easily select adjacent blocks with a simple mouse click or tap interface, perfect for quick sessions.
🚀 Play Instantly Online:Jump into the action immediately on any device, no installation or registration needed.