hard 4×4 Set 86 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 6, 6, 2], Column headers: [1, 5, 9, 3]

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Answer: Row 10: [11, 15, 19, 13]; Row 6: [7, 11, 15, 9]; Row 6: [7, 11, 15, 9]; Row 2: [3, 7, 11, 5]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 10
  • 6
  • 6
  • 2
ColHeaders
  • 1
  • 5
  • 9
  • 3
Cells
  • [11,15,19,13]
  • [7,11,15,9]
  • [7,11,15,9]
  • [3,7,11,5]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 1, 6, 5], Column headers: [9, 7, 6, 3]

Show answer

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

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