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Printable Easy Sudoku — Letter

Free printable easy sudoku formatted for Letter paper (8.5 × 11 in). Each puzzle uses a 9×9 grid with 36–45 given clues and takes about 10–15 min to solve. Download the PDF and print at 100% scale for correctly sized cells.

Key facts

Format
Easy Sudoku
Paper size
Letter (8.5 × 11 in)
Grid size
9×9
Given clues
36–45
Typical solve time
10–15 min
Best for
Beginners
Techniques required
basic scanning, single-candidate elimination, cross-hatching
Solution
Exactly one, reachable by logic
Price
Free — no signup, no watermark

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Printable PDF

How to Print Easy Sudoku on Letter Paper

Letter measures 8.5 × 11 in (215.9 × 279.4 mm) and is the North American standard used in the US and Canada. Standard US letter prints 6 puzzles per page in a clean grid. Set the paper size to Letter in the generator, print at 100% scale rather than Fit to page, and the cells come out at the size they were designed for. Every puzzle has a guaranteed unique solution.

Why Letter

Why Print Easy Sudoku on Letter?

Letter is the North American standard used in the US and Canada — choose this size when printing on local stationery, or to fit standard binders and folders. Dimensions: 8.5 × 11 in (215.9 × 279.4 mm).

Standard US letter prints 6 puzzles per page in a clean grid.

About this puzzle

About Easy Sudoku

Easy Sudoku puzzles feature 36 to 45 given clues, making them accessible to beginners and casual solvers. They can be solved using basic scanning techniques and single-candidate logic without requiring advanced strategies like X-Wing or swordfish patterns.

Grid: 9×9. Clue count: 36–45.

Read the full easy sudoku guide or open the live generator.

How to solve

How to Solve Easy Sudoku — Quick Walkthrough

Pick the digit with the most givens (often 1, 5, or 9). Scan each 3×3 box. In every box where that digit is missing, identify the rows and columns within the box where the digit cannot go because it already exists elsewhere in those rows/columns. The single remaining cell is your placement. Repeat for the next-most-common digit.

Pro tips

Tips for Easy Sudoku Solvers

  • Scan row by row first. Easy Sudoku rewards systematic horizontal scanning before column or box scanning, because most given clues are placed to make row-scanning productive.
  • Look for digits that appear most often in the givens (commonly 1, 5, or 9). The digit with the most givens is usually easiest to complete first.
  • Avoid pencil notation on Easy puzzles. If you find yourself notating multiple candidates per cell on Easy difficulty, the puzzle has a single-candidate path you have missed — return to scanning.
  • Time yourself. Most Easy Sudoku puzzles should complete in under 15 minutes. If you exceed 20 minutes regularly, try Medium puzzles — the resistance is what makes them interesting.

Different size?

Other Paper Sizes

The same easy sudoku is also available in: A4 · Legal.

Other difficulties

Letter in Other Difficulties

FAQ

Easy Sudoku — Letter — Common Questions

How long does an Easy Sudoku puzzle take to solve?

Most solvers finish an Easy Sudoku puzzle in 10 to 15 minutes. Beginners may take 20 to 30 minutes on their first few puzzles before scanning becomes intuitive. Experienced solvers can complete Easy puzzles in under 5 minutes once they recognise patterns instantly.

What techniques do I need to solve Easy Sudoku?

Easy Sudoku only requires basic scanning and single-candidate elimination. Look at each row, column, and 3×3 box and identify where digits 1–9 must go by process of elimination. You will not need advanced techniques like X-Wing, swordfish, or Y-Wing on Easy puzzles.

How many clues does an Easy Sudoku puzzle have?

Easy Sudoku puzzles typically contain 36 to 45 given digits out of the 81 cells in a 9×9 grid. The high clue count means there is always a single-candidate cell visible somewhere on the board at every stage of solving.

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