hard 4×4 Set 77 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 3, 1, 6], Column headers: [4, 3, 1, 8]

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Answer: Row 2: [6, 5, 3, 10]; Row 3: [7, 6, 4, 11]; Row 1: [5, 4, 2, 9]; Row 6: [10, 9, 7, 14]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 2
  • 3
  • 1
  • 6
ColHeaders
  • 4
  • 3
  • 1
  • 8
Cells
  • [6,5,3,10]
  • [7,6,4,11]
  • [5,4,2,9]
  • [10,9,7,14]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 7, 3, 3], Column headers: [7, 9, 8, 2]

Show answer

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

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