medium 4×4 Set 64 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 1, 7], Column headers: [3, 7, 8]

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Answer: Row 6: [9, 13, 14]; Row 1: [4, 8, 9]; Row 7: [10, 14, 15]

SubType
speed-grid
Difficulty
medium
Operation
+
RowHeaders
  • 6
  • 1
  • 7
ColHeaders
  • 3
  • 7
  • 8
Cells
  • [9,13,14]
  • [4,8,9]
  • [10,14,15]

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

Show answer

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

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