expert 4×4 Set 90 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 3, 9], Column headers: [9, 9, 2]

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Answer: Row 8: [1, 1, 6]; Row 3: [6, 6, 1]; Row 9: [0, 0, 7]

SubType
speed-grid
Difficulty
expert
Operation
-
RowHeaders
  • 8
  • 3
  • 9
ColHeaders
  • 9
  • 9
  • 2
Cells
  • [1,1,6]
  • [6,6,1]
  • [0,0,7]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 10, 10], Column headers: [1, 7, 8]

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Answer: Row 2: [3, 9, 10]; Row 10: [11, 17, 18]; Row 10: [11, 17, 18]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 2
  • 10
  • 10
ColHeaders
  • 1
  • 7
  • 8
Cells
  • [3,9,10]
  • [11,17,18]
  • [11,17,18]