expert 4×4 Set 39 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 7, 2], Column headers: [1, 7, 8]

Show answer

Answer: Row 8: [8, 56, 64]; Row 7: [7, 49, 56]; Row 2: [2, 14, 16]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 8
  • 7
  • 2
ColHeaders
  • 1
  • 7
  • 8
Cells
  • [8,56,64]
  • [7,49,56]
  • [2,14,16]

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

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Answer: Row 1: [11, 2, 3]; Row 10: [20, 11, 12]; Row 2: [12, 3, 4]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 1
  • 10
  • 2
ColHeaders
  • 10
  • 1
  • 2
Cells
  • [11,2,3]
  • [20,11,12]
  • [12,3,4]