expert 4×4 Set 20 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 10, 3], Column headers: [4, 10, 3]

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Answer: Row 1: [4, 10, 3]; Row 10: [40, 100, 30]; Row 3: [12, 30, 9]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 1
  • 10
  • 3
ColHeaders
  • 4
  • 10
  • 3
Cells
  • [4,10,3]
  • [40,100,30]
  • [12,30,9]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 8, 1], Column headers: [8, 5, 2]

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Answer: Row 3: [11, 8, 5]; Row 8: [16, 13, 10]; Row 1: [9, 6, 3]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 3
  • 8
  • 1
ColHeaders
  • 8
  • 5
  • 2
Cells
  • [11,8,5]
  • [16,13,10]
  • [9,6,3]