hard 5×5 Set 72 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 3, 9, 6], Column headers: [9, 1, 9, 7]

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Answer: Row 9: [18, 10, 18, 16]; Row 3: [12, 4, 12, 10]; Row 9: [18, 10, 18, 16]; Row 6: [15, 7, 15, 13]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 9
  • 3
  • 9
  • 6
ColHeaders
  • 9
  • 1
  • 9
  • 7
Cells
  • [18,10,18,16]
  • [12,4,12,10]
  • [18,10,18,16]
  • [15,7,15,13]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 5, 7, 7], Column headers: [10, 3, 9, 10]

Show answer

Answer: Row 8: [2, 5, 1, 2]; Row 5: [5, 2, 4, 5]; Row 7: [3, 4, 2, 3]; Row 7: [3, 4, 2, 3]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 8
  • 5
  • 7
  • 7
ColHeaders
  • 10
  • 3
  • 9
  • 10
Cells
  • [2,5,1,2]
  • [5,2,4,5]
  • [3,4,2,3]
  • [3,4,2,3]