Numbers · Addition
Number Pyramid
Each brick is the sum of the two below it. Complete the pyramid.
About Number Pyramid
In Number Pyramid every brick equals the sum of the two bricks directly below it. Use the given numbers to fill in the rest — it starts with simple sums and ends with little equations on bigger pyramids.
Play a new daily puzzle every day, or pick Easy, Medium or Hard in practice mode for unlimited puzzles.
How to play
- Every brick equals the sum of the two bricks directly below it.
- Work out every empty brick from the given ones (all positive whole numbers).
- Unique solution; wrong bricks turn red.
Easy 4 rows, Medium 5, Hard 6. Sometimes a little equation helps.
Select an empty brick and type (multi-digit numbers are fine). Tab or arrows jump to the next one.
Tips & strategies
- Find triangles where two of the three numbers are known.
- Subtract downwards: top minus one brick below gives the other.
- If stuck, call one bottom brick x and express the others with it.
FAQ
How do you play Number Pyramid?
Every brick equals the sum of the two bricks directly below it. Work out every empty brick from the given ones (all positive whole numbers). Unique solution; wrong bricks turn red.
Is there a new Number Pyramid puzzle every day?
Yes. A new daily puzzle arrives at midnight (your local time) and everyone gets the same one. Missed days can be played from the archive.
Do I need to sign up or install anything?
No. Daily Brain runs in your browser. You can add it to your home screen and it keeps working offline after the first visit. Progress is stored only on your device.
Are there difficulty levels and hints?
Practice mode offers Easy, Medium and Hard with unlimited new puzzles. Hints are available when you get stuck and are recorded in your result.