Game guide · MAIKEWU
Making your first moves in Calcudoku
Try Calcudoku at your own pace and keep its objective in view. Fill a 4×4 Latin square and satisfy every cage arithmetic target. Use the example below to understand a decision. Choose a comfortable screen position before beginning. Keep the game area visible while you use its controls.
Twelve puzzles with addition, multiplication, subtraction and singleton cages.
Practice with a purpose
When a decision goes wrong, compare it with the common mistake described below. Start again only when you intend to leave the current round. Use the example to check your reasoning.
Aim for this result
Fill a 4×4 Latin square and satisfy every cage arithmetic target. Keep that objective in view throughout the round. Keep the controls in easy reach.
Follow these playing steps
- 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.
Your inputs
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. Use the visible help when you are unsure of the next input.
Try this example
A two-cell 6× cage contains 2 and 3 in a 1–4 puzzle. Apply the same reasoning to the position in your own round. Keep the controls nearby.
An important reminder
A correct cage total does not permit duplicate digits in a row. Take a moment to reassess the position before continuing. Read one step at a time and try it on the playing area. Match the instruction to the control you use.
Clarifying the way this game works
For my first round, what is the goal of Calcudoku?
Fill a 4×4 Latin square and satisfy every cage arithmetic target.
Before I begin, how do I control Calcudoku?
Here is the relevant explanation: Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution.
As a new player, what example helps explain Calcudoku?
The key detail is this: A two-cell 6× cage contains 2 and 3 in a 1–4 puzzle.
For this browser game, what should I watch out for in Calcudoku?
For clarity: A correct cage total does not permit duplicate digits in a row.
As a new player, what format does Calcudoku offer?
The key detail is this: Twelve puzzles with addition, multiplication, subtraction and singleton cages.
On this playing page, which play mode does Calcudoku use?
The key detail is this: The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.
For my first round, where should I start with Calcudoku?
For clarity: Select a square and enter 1–4.
For this browser game, do I need an account or a payment for Calcudoku?
The key detail is this: No player account or payment is needed. Game scores are recreational results, not cash prizes.
When I return, how can I find Calcudoku again?
Use the Games list or save this game page in your browser bookmarks. The Guide is linked from the playing page.
For this browser game, how do I report an issue with Calcudoku?
Keep this in mind: Use the contact form and include the game name, browser, device and the actions that led to the issue. Do not send passwords or payment details.