hard 5×5 Set 87 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 8, 10, 10], Column headers: [9, 10, 1, 2]

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Answer: Row 3: [12, 13, 4, 5]; Row 8: [17, 18, 9, 10]; Row 10: [19, 20, 11, 12]; Row 10: [19, 20, 11, 12]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 3
  • 8
  • 10
  • 10
ColHeaders
  • 9
  • 10
  • 1
  • 2
Cells
  • [12,13,4,5]
  • [17,18,9,10]
  • [19,20,11,12]
  • [19,20,11,12]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 4, 9, 3], Column headers: [10, 1, 6, 10]

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Answer: Row 1: [9, 0, 5, 9]; Row 4: [6, 3, 2, 6]; Row 9: [1, 8, 3, 1]; Row 3: [7, 2, 3, 7]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 1
  • 4
  • 9
  • 3
ColHeaders
  • 10
  • 1
  • 6
  • 10
Cells
  • [9,0,5,9]
  • [6,3,2,6]
  • [1,8,3,1]
  • [7,2,3,7]