expert 4×4 Set 82 Form Exercise

Complete the magic square. Each row, column, and diagonal must sum to 42. Grid: [13 18 11 | _ _ _ | _ 10 15]

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

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

Complete the magic square. Each row, column, and diagonal must sum to 33. Grid: [8 15 _ | 13 _ _ | 12 _ 14]

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Answer: 8 15 10 | 13 11 9 | 12 7 14

SubType
magic-square
Difficulty
expert
Grid
  • [8,15,null]
  • [13,null,null]
  • [12,null,14]
SolvedGrid
  • [8,15,10]
  • [13,11,9]
  • [12,7,14]
MagicConstant
33

Complete the magic square. Each row, column, and diagonal must sum to 15. Grid: [_ 7 _ | 9 5 _ | 4 _ 8]

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

SubType
magic-square
Difficulty
expert
Grid
  • [null,7,null]
  • [9,5,null]
  • [4,null,8]
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: [6 1 _ | _ _ 3 | 2 9 _]

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

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