THE PLAYBOOK · NMGDASHUJU
Read before your next round of Calcudoku
Open Calcudoku, check the instructions and begin a round. Fill a 4×4 Latin square and satisfy every cage arithmetic target. Keep the game area visible while you use its controls. Make your first input carefully and watch the result. Use the example below to understand a decision.
Twelve puzzles with addition, multiplication, subtraction and singleton cages.
Try a more deliberate round
Compare the worked example with your own position. Use the reasoning, not an answer copied from a different board. Refer to the controls when needed.
The goal to keep in mind
Fill a 4×4 Latin square and satisfy every cage arithmetic target. Use the instructions to see which actions move you towards it. Follow this game’s rules rather than another version’s.
Work through the instructions
- Select a square and enter 1–4.
- Combine all cage digits using its shown operation.
- Subtraction uses the absolute difference.
- Check puzzle verifies the entire grid.
How to use the controls
Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution. On a smaller screen, keep the active part of the board within view. Make sure you are interacting with the game rather than the surrounding page.
A closer look at one example
A two-cell 6× cage contains 2 and 3 in a 1–4 puzzle. Use the example as a guide rather than a substitute for reading your board. Keep the game’s format in mind.
One detail worth checking
A correct cage total does not permit duplicate digits in a row. Compare the situation with the worked example. Compare the worked example with your own position. Use the reasoning, not an answer copied from a different board.
Further help with the game
While learning, what is the goal of Calcudoku?
The key detail is this: Fill a 4×4 Latin square and satisfy every cage arithmetic target.
When I return, how do I control Calcudoku?
Keep this in mind: Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution.
What example helps explain Calcudoku?
Here is the relevant explanation: A two-cell 6× cage contains 2 and 3 in a 1–4 puzzle.
As a new player, what should I watch out for in Calcudoku?
A correct cage total does not permit duplicate digits in a row.
While learning, what format does Calcudoku offer?
Here is the relevant explanation: Twelve puzzles with addition, multiplication, subtraction and singleton cages.
As a new player, which play mode does Calcudoku use?
Keep this in mind: The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.