hard 5×5 Set 18 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 6, 4, 6], Column headers: [5, 10, 10, 9]

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Answer: Row 3: [15, 30, 30, 27]; Row 6: [30, 60, 60, 54]; Row 4: [20, 40, 40, 36]; Row 6: [30, 60, 60, 54]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 3
  • 6
  • 4
  • 6
ColHeaders
  • 5
  • 10
  • 10
  • 9
Cells
  • [15,30,30,27]
  • [30,60,60,54]
  • [20,40,40,36]
  • [30,60,60,54]

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

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Answer: Row 8: [18, 15, 9, 16]; Row 7: [17, 14, 8, 15]; Row 7: [17, 14, 8, 15]; Row 1: [11, 8, 2, 9]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 8
  • 7
  • 7
  • 1
ColHeaders
  • 10
  • 7
  • 1
  • 8
Cells
  • [18,15,9,16]
  • [17,14,8,15]
  • [17,14,8,15]
  • [11,8,2,9]