hard 4×4 Set 67 Form Exercise

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

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Answer: Row 10: [11, 12, 20, 20]; Row 10: [11, 12, 20, 20]; Row 8: [9, 10, 18, 18]; Row 10: [11, 12, 20, 20]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 10
  • 10
  • 8
  • 10
ColHeaders
  • 1
  • 2
  • 10
  • 10
Cells
  • [11,12,20,20]
  • [11,12,20,20]
  • [9,10,18,18]
  • [11,12,20,20]

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

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Answer: Row 5: [15, 15, 12, 10]; Row 10: [20, 20, 17, 15]; Row 5: [15, 15, 12, 10]; Row 6: [16, 16, 13, 11]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 5
  • 10
  • 5
  • 6
ColHeaders
  • 10
  • 10
  • 7
  • 5
Cells
  • [15,15,12,10]
  • [20,20,17,15]
  • [15,15,12,10]
  • [16,16,13,11]