Game Objective:
Fill in the empty cells with numbers so that each row and column adds up to the target number shown at the end.
Rules:
- Each row must add up to the target number shown at the end of the row.
- Each column must add up to the target number shown at the bottom of the column.
- Numbers cannot repeat in the same row or column.
- Only use the numbers provided in the number selector at the bottom.
Controls:
- Click/Tap on an empty cell to select it, then click a number from the selector to fill it.
- Use the Undo/Redo buttons to correct mistakes.
- Get Hints when you're stuck (limited uses).
- Change the Difficulty to make the puzzle easier or harder.
Tip: Start with rows or columns that have the fewest empty cells first!