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: [2, 5, 2], Column headers: [4, 3, 4]

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Answer: Row 2: [8, 6, 8]; Row 5: [20, 15, 20]; Row 2: [8, 6, 8]

SubType
speed-grid
Difficulty
medium
Operation
×
RowHeaders
  • 2
  • 5
  • 2
ColHeaders
  • 4
  • 3
  • 4
Cells
  • [8,6,8]
  • [20,15,20]
  • [8,6,8]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 6, 5], Column headers: [1, 2, 7]

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Answer: Row 1: [2, 3, 8]; Row 6: [7, 8, 13]; Row 5: [6, 7, 12]

SubType
speed-grid
Difficulty
medium
Operation
+
RowHeaders
  • 1
  • 6
  • 5
ColHeaders
  • 1
  • 2
  • 7
Cells
  • [2,3,8]
  • [7,8,13]
  • [6,7,12]