hard 4×4 Set 13 Form Exercise

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

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Answer: Row 4: [3, 2, 4, 2]; Row 7: [6, 5, 1, 1]; Row 7: [6, 5, 1, 1]; Row 7: [6, 5, 1, 1]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 4
  • 7
  • 7
  • 7
ColHeaders
  • 1
  • 2
  • 8
  • 6
Cells
  • [3,2,4,2]
  • [6,5,1,1]
  • [6,5,1,1]
  • [6,5,1,1]

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

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Answer: Row 8: [0, 6, 1, 7]; Row 2: [6, 0, 7, 1]; Row 4: [4, 2, 5, 3]; Row 6: [2, 4, 3, 5]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 8
  • 2
  • 4
  • 6
ColHeaders
  • 8
  • 2
  • 9
  • 1
Cells
  • [0,6,1,7]
  • [6,0,7,1]
  • [4,2,5,3]
  • [2,4,3,5]