hard 4×4 Set 64 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 9, 2, 9], Column headers: [7, 6, 2, 3]

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Answer: Row 4: [28, 24, 8, 12]; Row 9: [63, 54, 18, 27]; Row 2: [14, 12, 4, 6]; Row 9: [63, 54, 18, 27]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 4
  • 9
  • 2
  • 9
ColHeaders
  • 7
  • 6
  • 2
  • 3
Cells
  • [28,24,8,12]
  • [63,54,18,27]
  • [14,12,4,6]
  • [63,54,18,27]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 2, 5, 6], Column headers: [8, 10, 9, 9]

Show answer

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

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