Hard 6x6 Mathdoku - Set 20

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Hard 6x6 Mathdoku - Set 20

Hard 6x6 mathdoku puzzles are curated for advanced players and adults, featuring a 6x6 grid with numbers 1–6 and cage targets suited to the hard level.

Choose Set:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100

How to Use This Worksheet

  • Print: Click the print button to get a clean printout perfect for students
  • Practice: Complete the practice exercises
  • Check Answers: Click "Show Answers" to verify responses
  • Download PDF: Save a copy for offline use or printing later

Learning Benefits

This mathdoku puzzle helps students develop vocabulary, spelling, and reading comprehension skills. Regular practice builds confidence and fluency.

What makes this hard mathdoku?

The cage designs and arithmetic complexity in hard 6x6 mathdoku are calibrated specifically for advanced players and adults.

How do I print this puzzle?

Click the Print button on any puzzle page to download a clean PDF. Solutions appear on page 2.

Is there a solution?

Yes — every hard 6x6 mathdoku comes with a fully verified solution available online or in the PDF.