hard 5×5 Set 47 Form Exercise

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

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Answer: Row 8: [17, 15, 15, 17]; Row 3: [12, 10, 10, 12]; Row 4: [13, 11, 11, 13]; Row 3: [12, 10, 10, 12]

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

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 3, 4, 9], Column headers: [7, 9, 6, 7]

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Answer: Row 9: [2, 0, 3, 2]; Row 3: [4, 6, 3, 4]; Row 4: [3, 5, 2, 3]; Row 9: [2, 0, 3, 2]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 9
  • 3
  • 4
  • 9
ColHeaders
  • 7
  • 9
  • 6
  • 7
Cells
  • [2,0,3,2]
  • [4,6,3,4]
  • [3,5,2,3]
  • [2,0,3,2]