Number Games

    Number Pyramid

    Each cell equals the sum of the two cells directly below it. Some values are hidden — work bottom-up or top-down to fill them in.

    1. 1
      Inputs
    2. 2
      Settings
    3. 3
      Layout & typography
    4. 4
      Review & validate

    Step 1 of 4

    Inputs

    Set the puzzle count, difficulty, and any custom inputs.

    Difficulty