expert 3×3 Set 31 Form Exercise

Complete the magic square. Each row, column, and diagonal must sum to 42. Grid: [_ 12 _ | 10 _ _ | 15 16 11]

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Answer: 17 12 13 | 10 14 18 | 15 16 11

SubType
magic-square
Difficulty
expert
Grid
  • [null,12,null]
  • [10,null,null]
  • [15,16,11]
SolvedGrid
  • [17,12,13]
  • [10,14,18]
  • [15,16,11]
MagicConstant
42

Complete the magic square. Each row, column, and diagonal must sum to 15. Grid: [2 _ 6 | 9 5 _ | 4 _ _]

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Answer: 2 7 6 | 9 5 1 | 4 3 8

SubType
magic-square
Difficulty
expert
Grid
  • [2,null,6]
  • [9,5,null]
  • [4,null,null]
SolvedGrid
  • [2,7,6]
  • [9,5,1]
  • [4,3,8]
MagicConstant
15

Complete the magic square. Each row, column, and diagonal must sum to 15. Grid: [_ 1 6 | _ 5 _ | 4 _ 2]

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Answer: 8 1 6 | 3 5 7 | 4 9 2

SubType
magic-square
Difficulty
expert
Grid
  • [null,1,6]
  • [null,5,null]
  • [4,null,2]
SolvedGrid
  • [8,1,6]
  • [3,5,7]
  • [4,9,2]
MagicConstant
15

Complete the magic square. Each row, column, and diagonal must sum to 24. Grid: [7 _ 11 | 12 8 _ | _ _ 9]

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Answer: 7 6 11 | 12 8 4 | 5 10 9

SubType
magic-square
Difficulty
expert
Grid
  • [7,null,11]
  • [12,8,null]
  • [null,null,9]
SolvedGrid
  • [7,6,11]
  • [12,8,4]
  • [5,10,9]
MagicConstant
24