hard 4×4 Set 64 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 5, 4, 3], Column headers: [5, 5, 2, 6]

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Answer: Row 4: [9, 9, 6, 10]; Row 5: [10, 10, 7, 11]; Row 4: [9, 9, 6, 10]; Row 3: [8, 8, 5, 9]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 4
  • 5
  • 4
  • 3
ColHeaders
  • 5
  • 5
  • 2
  • 6
Cells
  • [9,9,6,10]
  • [10,10,7,11]
  • [9,9,6,10]
  • [8,8,5,9]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 7, 1, 6], Column headers: [8, 4, 9, 1]

Show answer

Answer: Row 2: [10, 6, 11, 3]; Row 7: [15, 11, 16, 8]; Row 1: [9, 5, 10, 2]; Row 6: [14, 10, 15, 7]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 2
  • 7
  • 1
  • 6
ColHeaders
  • 8
  • 4
  • 9
  • 1
Cells
  • [10,6,11,3]
  • [15,11,16,8]
  • [9,5,10,2]
  • [14,10,15,7]