hard 4×4 Set 23 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 6, 5, 3], Column headers: [7, 7, 8, 2]

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Answer: Row 9: [63, 63, 72, 18]; Row 6: [42, 42, 48, 12]; Row 5: [35, 35, 40, 10]; Row 3: [21, 21, 24, 6]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 9
  • 6
  • 5
  • 3
ColHeaders
  • 7
  • 7
  • 8
  • 2
Cells
  • [63,63,72,18]
  • [42,42,48,12]
  • [35,35,40,10]
  • [21,21,24,6]

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

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Answer: Row 3: [21, 30, 21, 15]; Row 2: [14, 20, 14, 10]; Row 7: [49, 70, 49, 35]; Row 4: [28, 40, 28, 20]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 3
  • 2
  • 7
  • 4
ColHeaders
  • 7
  • 10
  • 7
  • 5
Cells
  • [21,30,21,15]
  • [14,20,14,10]
  • [49,70,49,35]
  • [28,40,28,20]