Ascendoku
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Border Arithmetic
0:00
✓
Info
3
7
4
9
5
9
6
8
1
4
9
7
6
3
2
1
2
9
6
7
7
3
1
8
1
Free Play
Border Arithmetic
★★★★
☆
Time
0:00
Target
🎯 18:00
✓ Clean
25/81
Show mistakes
Sound
Rules
Normal sudoku rules apply: fill every row, column, and 3×3 box with 1–9.
On cyan lines, each 3×3-box segment of the line sums to the same total.
Normal
Corner
Centre
Colour
Pen
ABC
Digits
ABC
1
5
2
7
3
6
4
7
5
8
6
6
7
5
8
7
9
5
0
↶
↷
⌫
✓
💡 Reveal a cell · first one free
⏱ Fastest times
1
Hemlo
8:05
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