hard 4×4 Set 41 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 2, 7, 10], Column headers: [2, 3, 1, 7]

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Answer: Row 6: [4, 3, 5, 1]; Row 2: [0, 1, 1, 5]; Row 7: [5, 4, 6, 0]; Row 10: [8, 7, 9, 3]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 6
  • 2
  • 7
  • 10
ColHeaders
  • 2
  • 3
  • 1
  • 7
Cells
  • [4,3,5,1]
  • [0,1,1,5]
  • [5,4,6,0]
  • [8,7,9,3]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 1, 8, 1], Column headers: [8, 9, 7, 5]

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Answer: Row 3: [11, 12, 10, 8]; Row 1: [9, 10, 8, 6]; Row 8: [16, 17, 15, 13]; Row 1: [9, 10, 8, 6]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 3
  • 1
  • 8
  • 1
ColHeaders
  • 8
  • 9
  • 7
  • 5
Cells
  • [11,12,10,8]
  • [9,10,8,6]
  • [16,17,15,13]
  • [9,10,8,6]