hard 4×4 Set 37 Form Exercise

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

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Answer: Row 4: [8, 24, 24, 8]; Row 7: [14, 42, 42, 14]; Row 9: [18, 54, 54, 18]; Row 2: [4, 12, 12, 4]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 4
  • 7
  • 9
  • 2
ColHeaders
  • 2
  • 6
  • 6
  • 2
Cells
  • [8,24,24,8]
  • [14,42,42,14]
  • [18,54,54,18]
  • [4,12,12,4]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 10, 2, 4], Column headers: [7, 5, 1, 10]

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Answer: Row 3: [10, 8, 4, 13]; Row 10: [17, 15, 11, 20]; Row 2: [9, 7, 3, 12]; Row 4: [11, 9, 5, 14]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 3
  • 10
  • 2
  • 4
ColHeaders
  • 7
  • 5
  • 1
  • 10
Cells
  • [10,8,4,13]
  • [17,15,11,20]
  • [9,7,3,12]
  • [11,9,5,14]