hard 4×4 Set 46 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 2, 9, 4], Column headers: [10, 8, 7, 10]

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

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

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 2, 8, 7], Column headers: [1, 2, 9, 3]

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Answer: Row 9: [10, 11, 18, 12]; Row 2: [3, 4, 11, 5]; Row 8: [9, 10, 17, 11]; Row 7: [8, 9, 16, 10]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 9
  • 2
  • 8
  • 7
ColHeaders
  • 1
  • 2
  • 9
  • 3
Cells
  • [10,11,18,12]
  • [3,4,11,5]
  • [9,10,17,11]
  • [8,9,16,10]