hard 4×4 Set 34 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 2, 6, 3], Column headers: [1, 10, 3, 10]

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Answer: Row 9: [10, 19, 12, 19]; Row 2: [3, 12, 5, 12]; Row 6: [7, 16, 9, 16]; Row 3: [4, 13, 6, 13]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 9
  • 2
  • 6
  • 3
ColHeaders
  • 1
  • 10
  • 3
  • 10
Cells
  • [10,19,12,19]
  • [3,12,5,12]
  • [7,16,9,16]
  • [4,13,6,13]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 5, 3, 5], Column headers: [5, 9, 8, 4]

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

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