hard 4×4 Set 22 Form Exercise

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

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Answer: Row 8: [24, 40, 32, 24]; Row 8: [24, 40, 32, 24]; Row 5: [15, 25, 20, 15]; Row 9: [27, 45, 36, 27]

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

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 6, 4, 7], Column headers: [2, 9, 10, 4]

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Answer: Row 3: [1, 6, 7, 1]; Row 6: [4, 3, 4, 2]; Row 4: [2, 5, 6, 0]; Row 7: [5, 2, 3, 3]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 3
  • 6
  • 4
  • 7
ColHeaders
  • 2
  • 9
  • 10
  • 4
Cells
  • [1,6,7,1]
  • [4,3,4,2]
  • [2,5,6,0]
  • [5,2,3,3]