hard 4×4 Set 13 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 6, 2, 1], Column headers: [2, 3, 6, 8]

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Answer: Row 2: [4, 6, 12, 16]; Row 6: [12, 18, 36, 48]; Row 2: [4, 6, 12, 16]; Row 1: [2, 3, 6, 8]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 2
  • 6
  • 2
  • 1
ColHeaders
  • 2
  • 3
  • 6
  • 8
Cells
  • [4,6,12,16]
  • [12,18,36,48]
  • [4,6,12,16]
  • [2,3,6,8]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 6, 8, 8], Column headers: [1, 3, 9, 4]

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Answer: Row 3: [2, 0, 6, 1]; Row 6: [5, 3, 3, 2]; Row 8: [7, 5, 1, 4]; Row 8: [7, 5, 1, 4]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 3
  • 6
  • 8
  • 8
ColHeaders
  • 1
  • 3
  • 9
  • 4
Cells
  • [2,0,6,1]
  • [5,3,3,2]
  • [7,5,1,4]
  • [7,5,1,4]