hard 4×4 Set 34 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 6, 6, 8], Column headers: [8, 9, 10, 7]

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Answer: Row 2: [16, 18, 20, 14]; Row 6: [48, 54, 60, 42]; Row 6: [48, 54, 60, 42]; Row 8: [64, 72, 80, 56]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 2
  • 6
  • 6
  • 8
ColHeaders
  • 8
  • 9
  • 10
  • 7
Cells
  • [16,18,20,14]
  • [48,54,60,42]
  • [48,54,60,42]
  • [64,72,80,56]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 7, 8, 10], Column headers: [2, 1, 5, 7]

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Answer: Row 10: [12, 11, 15, 17]; Row 7: [9, 8, 12, 14]; Row 8: [10, 9, 13, 15]; Row 10: [12, 11, 15, 17]

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