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: [5, 1, 6, 10], Column headers: [8, 3, 6, 9]

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Answer: Row 5: [13, 8, 11, 14]; Row 1: [9, 4, 7, 10]; Row 6: [14, 9, 12, 15]; Row 10: [18, 13, 16, 19]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 5
  • 1
  • 6
  • 10
ColHeaders
  • 8
  • 3
  • 6
  • 9
Cells
  • [13,8,11,14]
  • [9,4,7,10]
  • [14,9,12,15]
  • [18,13,16,19]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 5, 2, 1], Column headers: [8, 5, 5, 7]

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

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