expert 4×4 Set 80 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 3, 9], Column headers: [4, 7, 2]

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Answer: Row 5: [9, 12, 7]; Row 3: [7, 10, 5]; Row 9: [13, 16, 11]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 5
  • 3
  • 9
ColHeaders
  • 4
  • 7
  • 2
Cells
  • [9,12,7]
  • [7,10,5]
  • [13,16,11]

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

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

SubType
speed-grid
Difficulty
expert
Operation
-
RowHeaders
  • 4
  • 4
  • 7
ColHeaders
  • 7
  • 3
  • 10
Cells
  • [3,1,6]
  • [3,1,6]
  • [0,4,3]