expert 5×5 Set 74 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 7, 9], Column headers: [9, 1, 8]

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Answer: Row 2: [18, 2, 16]; Row 7: [63, 7, 56]; Row 9: [81, 9, 72]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 2
  • 7
  • 9
ColHeaders
  • 9
  • 1
  • 8
Cells
  • [18,2,16]
  • [63,7,56]
  • [81,9,72]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 6, 4], Column headers: [1, 5, 4]

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

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