expert 4×4 Set 21 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 5, 1], Column headers: [7, 10, 8]

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Answer: Row 6: [13, 16, 14]; Row 5: [12, 15, 13]; Row 1: [8, 11, 9]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 6
  • 5
  • 1
ColHeaders
  • 7
  • 10
  • 8
Cells
  • [13,16,14]
  • [12,15,13]
  • [8,11,9]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 10, 8], Column headers: [7, 3, 9]

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Answer: Row 4: [3, 1, 5]; Row 10: [3, 7, 1]; Row 8: [1, 5, 1]

SubType
speed-grid
Difficulty
expert
Operation
-
RowHeaders
  • 4
  • 10
  • 8
ColHeaders
  • 7
  • 3
  • 9
Cells
  • [3,1,5]
  • [3,7,1]
  • [1,5,1]