hard 4×4 Set 83 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 2, 5, 5], Column headers: [4, 1, 2, 9]

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Answer: Row 9: [13, 10, 11, 18]; Row 2: [6, 3, 4, 11]; Row 5: [9, 6, 7, 14]; Row 5: [9, 6, 7, 14]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 9
  • 2
  • 5
  • 5
ColHeaders
  • 4
  • 1
  • 2
  • 9
Cells
  • [13,10,11,18]
  • [6,3,4,11]
  • [9,6,7,14]
  • [9,6,7,14]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 9, 8, 8], Column headers: [3, 3, 1, 4]

Show answer

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

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