hard 5×5 Set 81 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 5, 3, 8], Column headers: [8, 4, 7, 8]

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Answer: Row 9: [17, 13, 16, 17]; Row 5: [13, 9, 12, 13]; Row 3: [11, 7, 10, 11]; Row 8: [16, 12, 15, 16]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 9
  • 5
  • 3
  • 8
ColHeaders
  • 8
  • 4
  • 7
  • 8
Cells
  • [17,13,16,17]
  • [13,9,12,13]
  • [11,7,10,11]
  • [16,12,15,16]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 5, 4, 7], Column headers: [9, 2, 5, 10]

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Answer: Row 6: [15, 8, 11, 16]; Row 5: [14, 7, 10, 15]; Row 4: [13, 6, 9, 14]; Row 7: [16, 9, 12, 17]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 6
  • 5
  • 4
  • 7
ColHeaders
  • 9
  • 2
  • 5
  • 10
Cells
  • [15,8,11,16]
  • [14,7,10,15]
  • [13,6,9,14]
  • [16,9,12,17]