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: [4, 1, 2, 1], Column headers: [7, 7, 6, 4]

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Answer: Row 4: [11, 11, 10, 8]; Row 1: [8, 8, 7, 5]; Row 2: [9, 9, 8, 6]; Row 1: [8, 8, 7, 5]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 4
  • 1
  • 2
  • 1
ColHeaders
  • 7
  • 7
  • 6
  • 4
Cells
  • [11,11,10,8]
  • [8,8,7,5]
  • [9,9,8,6]
  • [8,8,7,5]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 3, 9, 9], Column headers: [8, 6, 8, 4]

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Answer: Row 6: [2, 0, 2, 2]; Row 3: [5, 3, 5, 1]; Row 9: [1, 3, 1, 5]; Row 9: [1, 3, 1, 5]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 6
  • 3
  • 9
  • 9
ColHeaders
  • 8
  • 6
  • 8
  • 4
Cells
  • [2,0,2,2]
  • [5,3,5,1]
  • [1,3,1,5]
  • [1,3,1,5]