expert 4×4 Set 40 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 4, 8], Column headers: [5, 9, 10]

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Answer: Row 4: [20, 36, 40]; Row 4: [20, 36, 40]; Row 8: [40, 72, 80]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 4
  • 4
  • 8
ColHeaders
  • 5
  • 9
  • 10
Cells
  • [20,36,40]
  • [20,36,40]
  • [40,72,80]

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

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

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