hard 4×4 Set 54 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 1, 10, 10], Column headers: [7, 5, 8, 7]

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Answer: Row 6: [13, 11, 14, 13]; Row 1: [8, 6, 9, 8]; Row 10: [17, 15, 18, 17]; Row 10: [17, 15, 18, 17]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 6
  • 1
  • 10
  • 10
ColHeaders
  • 7
  • 5
  • 8
  • 7
Cells
  • [13,11,14,13]
  • [8,6,9,8]
  • [17,15,18,17]
  • [17,15,18,17]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 2, 10, 3], Column headers: [4, 10, 4, 10]

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Answer: Row 2: [8, 20, 8, 20]; Row 2: [8, 20, 8, 20]; Row 10: [40, 100, 40, 100]; Row 3: [12, 30, 12, 30]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 2
  • 2
  • 10
  • 3
ColHeaders
  • 4
  • 10
  • 4
  • 10
Cells
  • [8,20,8,20]
  • [8,20,8,20]
  • [40,100,40,100]
  • [12,30,12,30]