medium 4×4 Set 81 Form Exercise

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

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Answer: Row 6: [36, 36, 48]; Row 6: [36, 36, 48]; Row 7: [42, 42, 56]

SubType
speed-grid
Difficulty
medium
Operation
×
RowHeaders
  • 6
  • 6
  • 7
ColHeaders
  • 6
  • 6
  • 8
Cells
  • [36,36,48]
  • [36,36,48]
  • [42,42,56]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 5, 4], Column headers: [3, 9, 4]

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Answer: Row 1: [2, 8, 3]; Row 5: [2, 4, 1]; Row 4: [1, 5, 0]

SubType
speed-grid
Difficulty
medium
Operation
-
RowHeaders
  • 1
  • 5
  • 4
ColHeaders
  • 3
  • 9
  • 4
Cells
  • [2,8,3]
  • [2,4,1]
  • [1,5,0]