hard 4×4 Set 58 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 7, 7, 5], Column headers: [7, 3, 9, 2]

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

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

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 6, 7, 1], Column headers: [6, 9, 5, 6]

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Answer: Row 10: [16, 19, 15, 16]; Row 6: [12, 15, 11, 12]; Row 7: [13, 16, 12, 13]; Row 1: [7, 10, 6, 7]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 10
  • 6
  • 7
  • 1
ColHeaders
  • 6
  • 9
  • 5
  • 6
Cells
  • [16,19,15,16]
  • [12,15,11,12]
  • [13,16,12,13]
  • [7,10,6,7]