hard 5×5 Set 21 Form Exercise

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

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Answer: Row 4: [7, 7, 11, 7]; Row 9: [12, 12, 16, 12]; Row 3: [6, 6, 10, 6]; Row 7: [10, 10, 14, 10]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 4
  • 9
  • 3
  • 7
ColHeaders
  • 3
  • 3
  • 7
  • 3
Cells
  • [7,7,11,7]
  • [12,12,16,12]
  • [6,6,10,6]
  • [10,10,14,10]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 4, 4, 7], Column headers: [8, 2, 9, 9]

Show answer

Answer: Row 3: [11, 5, 12, 12]; Row 4: [12, 6, 13, 13]; Row 4: [12, 6, 13, 13]; Row 7: [15, 9, 16, 16]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 3
  • 4
  • 4
  • 7
ColHeaders
  • 8
  • 2
  • 9
  • 9
Cells
  • [11,5,12,12]
  • [12,6,13,13]
  • [12,6,13,13]
  • [15,9,16,16]