hard 4×4 Set 88 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 4, 5, 7], Column headers: [10, 3, 2, 5]

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

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 7
  • 4
  • 5
  • 7
ColHeaders
  • 10
  • 3
  • 2
  • 5
Cells
  • [3,4,5,2]
  • [6,1,2,1]
  • [5,2,3,0]
  • [3,4,5,2]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 6, 8, 8], Column headers: [4, 8, 8, 10]

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Answer: Row 2: [6, 10, 10, 12]; Row 6: [10, 14, 14, 16]; Row 8: [12, 16, 16, 18]; Row 8: [12, 16, 16, 18]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 2
  • 6
  • 8
  • 8
ColHeaders
  • 4
  • 8
  • 8
  • 10
Cells
  • [6,10,10,12]
  • [10,14,14,16]
  • [12,16,16,18]
  • [12,16,16,18]