expert 4×4 Set 55 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 8, 4], Column headers: [5, 4, 7]

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Answer: Row 1: [6, 5, 8]; Row 8: [13, 12, 15]; Row 4: [9, 8, 11]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 1
  • 8
  • 4
ColHeaders
  • 5
  • 4
  • 7
Cells
  • [6,5,8]
  • [13,12,15]
  • [9,8,11]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 8, 6], Column headers: [1, 10, 1]

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Answer: Row 3: [3, 30, 3]; Row 8: [8, 80, 8]; Row 6: [6, 60, 6]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 3
  • 8
  • 6
ColHeaders
  • 1
  • 10
  • 1
Cells
  • [3,30,3]
  • [8,80,8]
  • [6,60,6]