hard 4×4 Set 39 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 7, 10, 10], Column headers: [9, 5, 5, 6]

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Answer: Row 5: [45, 25, 25, 30]; Row 7: [63, 35, 35, 42]; Row 10: [90, 50, 50, 60]; Row 10: [90, 50, 50, 60]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 5
  • 7
  • 10
  • 10
ColHeaders
  • 9
  • 5
  • 5
  • 6
Cells
  • [45,25,25,30]
  • [63,35,35,42]
  • [90,50,50,60]
  • [90,50,50,60]

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

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Answer: Row 9: [27, 27, 72, 81]; Row 2: [6, 6, 16, 18]; Row 3: [9, 9, 24, 27]; Row 8: [24, 24, 64, 72]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 9
  • 2
  • 3
  • 8
ColHeaders
  • 3
  • 3
  • 8
  • 9
Cells
  • [27,27,72,81]
  • [6,6,16,18]
  • [9,9,24,27]
  • [24,24,64,72]