expert 4×4 Set 27 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 9, 8], Column headers: [8, 1, 1]

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Answer: Row 1: [8, 1, 1]; Row 9: [72, 9, 9]; Row 8: [64, 8, 8]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 1
  • 9
  • 8
ColHeaders
  • 8
  • 1
  • 1
Cells
  • [8,1,1]
  • [72,9,9]
  • [64,8,8]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 2, 6], Column headers: [2, 1, 3]

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

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