Game guide · HBCYGSL
Rules, controls and help for Kakuro
Read the aim of Kakuro, then make your first move. Complete a 4×4 sum grid with digits 1–9, no repeats in any row or column, and the displayed totals. Use the example below to understand a decision. Check the rule that explains your first action. Use the example below to understand a decision.
Practise sums on twelve small, unblocked 4×4 grids. These teaching boards use whole-row and whole-column totals rather than the blocked runs of classic Kakuro.
Bring this focus to a round
Compare the worked example with your own position. Use the reasoning, not an answer copied from a different board. Notice the feedback after each input.
The purpose of your moves
Complete a 4×4 sum grid with digits 1–9, no repeats in any row or column, and the displayed totals. An attractive position is not enough unless the goal is met. Take a moment to understand the current position.
How a round unfolds
- Compare a row total with its fixed entries.
- Use the column total for the same blank.
- Enter digits 1–9.
- Check puzzle verifies totals and non-repetition.
The controls to know
Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution. Keep the playing area visible while using these controls. Read the example below alongside these instructions.
A closer look at one example
A row total 18 with fixed values 2, 4 and 7 requires 5 in the remaining cell. Compare this with the rule that governs the move. Choose a deliberate next step.
Check this before moving on
Repeated digits in a run are forbidden even when the sum matches. Take a moment to reassess the position before continuing. Compare the worked example with your own position. Use the reasoning, not an answer copied from a different board.
Common questions
Before I begin, what is the goal of Kakuro?
Here is the relevant explanation: Complete a 4×4 sum grid with digits 1–9, no repeats in any row or column, and the displayed totals.
For this browser game, how do I control Kakuro?
For clarity: Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution.
For a quick reminder, what example helps explain Kakuro?
The key detail is this: A row total 18 with fixed values 2, 4 and 7 requires 5 in the remaining cell.
For a quick reminder, what should I watch out for in Kakuro?
Keep this in mind: Repeated digits in a run are forbidden even when the sum matches.
Before I begin, what format does Kakuro offer?
Practise sums on twelve small, unblocked 4×4 grids. These teaching boards use whole-row and whole-column totals rather than the blocked runs of classic Kakuro.
Before I begin, which play mode does Kakuro use?
For clarity: The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.
When I return, where should I start with Kakuro?
Keep this in mind: Compare a row total with its fixed entries.
While learning, do I need an account or a payment for Kakuro?
Here is the relevant explanation: No player account or payment is needed. Game scores are recreational results, not cash prizes.
How can I find Kakuro again?
Here is the relevant explanation: Use the Games list or save this game page in your browser bookmarks. The Guide is linked from the playing page.
For a quick reminder, how do I report an issue with Kakuro?
For clarity: 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.