hard 4×4 Set 48 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 3, 4, 8], Column headers: [9, 5, 8, 7]

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Answer: Row 5: [45, 25, 40, 35]; Row 3: [27, 15, 24, 21]; Row 4: [36, 20, 32, 28]; Row 8: [72, 40, 64, 56]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 5
  • 3
  • 4
  • 8
ColHeaders
  • 9
  • 5
  • 8
  • 7
Cells
  • [45,25,40,35]
  • [27,15,24,21]
  • [36,20,32,28]
  • [72,40,64,56]

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

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Answer: Row 6: [36, 48, 48, 36]; Row 6: [36, 48, 48, 36]; Row 5: [30, 40, 40, 30]; Row 10: [60, 80, 80, 60]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 6
  • 6
  • 5
  • 10
ColHeaders
  • 6
  • 8
  • 8
  • 6
Cells
  • [36,48,48,36]
  • [36,48,48,36]
  • [30,40,40,30]
  • [60,80,80,60]