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Region-Sum Lines drill 3
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Info
9
4
3
6
6
2
1
8
7
9
1
2
9
3
2
8
9
7
3
4
2
7
2
5
4
3
6
5
Practice · Region-Sum Lines
Region-Sum Lines drill 3
★★★
☆☆
Time
0:00
Target
🎯 15:00
✓ Clean
28/81
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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
7
2
4
3
5
4
6
5
7
6
6
7
6
8
7
9
5
0
↶
↷
⌫
✓
💡 Reveal a cell · first one free
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