hard 4×4 Set 35 Form Exercise

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

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Answer: Row 9: [10, 15, 18, 18]; Row 1: [2, 7, 10, 10]; Row 5: [6, 11, 14, 14]; Row 2: [3, 8, 11, 11]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 9
  • 1
  • 5
  • 2
ColHeaders
  • 1
  • 6
  • 9
  • 9
Cells
  • [10,15,18,18]
  • [2,7,10,10]
  • [6,11,14,14]
  • [3,8,11,11]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 1, 2, 9], Column headers: [10, 5, 7, 10]

Show answer

Answer: Row 2: [8, 3, 5, 8]; Row 1: [9, 4, 6, 9]; Row 2: [8, 3, 5, 8]; Row 9: [1, 4, 2, 1]

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