medium 4×4 Set 82 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 10, 1], Column headers: [2, 7, 8]

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Answer: Row 9: [18, 63, 72]; Row 10: [20, 70, 80]; Row 1: [2, 7, 8]

SubType
speed-grid
Difficulty
medium
Operation
×
RowHeaders
  • 9
  • 10
  • 1
ColHeaders
  • 2
  • 7
  • 8
Cells
  • [18,63,72]
  • [20,70,80]
  • [2,7,8]

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

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Answer: Row 5: [13, 10, 10]; Row 8: [16, 13, 13]; Row 5: [13, 10, 10]

SubType
speed-grid
Difficulty
medium
Operation
+
RowHeaders
  • 5
  • 8
  • 5
ColHeaders
  • 8
  • 5
  • 5
Cells
  • [13,10,10]
  • [16,13,13]
  • [13,10,10]