hard 4×4 Set 58 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 8, 6, 4], Column headers: [7, 9, 7, 9]

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Answer: Row 9: [16, 18, 16, 18]; Row 8: [15, 17, 15, 17]; Row 6: [13, 15, 13, 15]; Row 4: [11, 13, 11, 13]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 9
  • 8
  • 6
  • 4
ColHeaders
  • 7
  • 9
  • 7
  • 9
Cells
  • [16,18,16,18]
  • [15,17,15,17]
  • [13,15,13,15]
  • [11,13,11,13]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 8, 1, 5], Column headers: [6, 8, 5, 4]

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Answer: Row 5: [11, 13, 10, 9]; Row 8: [14, 16, 13, 12]; Row 1: [7, 9, 6, 5]; Row 5: [11, 13, 10, 9]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 5
  • 8
  • 1
  • 5
ColHeaders
  • 6
  • 8
  • 5
  • 4
Cells
  • [11,13,10,9]
  • [14,16,13,12]
  • [7,9,6,5]
  • [11,13,10,9]