hard 4×4 Set 31 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 6, 5, 9], Column headers: [4, 6, 5, 9]

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

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

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 3, 2, 10], Column headers: [7, 1, 7, 3]

Show answer

Answer: Row 1: [8, 2, 8, 4]; Row 3: [10, 4, 10, 6]; Row 2: [9, 3, 9, 5]; Row 10: [17, 11, 17, 13]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 1
  • 3
  • 2
  • 10
ColHeaders
  • 7
  • 1
  • 7
  • 3
Cells
  • [8,2,8,4]
  • [10,4,10,6]
  • [9,3,9,5]
  • [17,11,17,13]