expert 4×4 Set 25 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 9, 6], Column headers: [9, 6, 3]

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Answer: Row 2: [11, 8, 5]; Row 9: [18, 15, 12]; Row 6: [15, 12, 9]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 2
  • 9
  • 6
ColHeaders
  • 9
  • 6
  • 3
Cells
  • [11,8,5]
  • [18,15,12]
  • [15,12,9]

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

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Answer: Row 8: [15, 14, 16]; Row 7: [14, 13, 15]; Row 6: [13, 12, 14]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 8
  • 7
  • 6
ColHeaders
  • 7
  • 6
  • 8
Cells
  • [15,14,16]
  • [14,13,15]
  • [13,12,14]