expert 4×4 Set 72 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 1, 10], Column headers: [3, 1, 2]

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Answer: Row 9: [12, 10, 11]; Row 1: [4, 2, 3]; Row 10: [13, 11, 12]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 9
  • 1
  • 10
ColHeaders
  • 3
  • 1
  • 2
Cells
  • [12,10,11]
  • [4,2,3]
  • [13,11,12]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 4, 6], Column headers: [7, 5, 8]

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Answer: Row 7: [49, 35, 56]; Row 4: [28, 20, 32]; Row 6: [42, 30, 48]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 7
  • 4
  • 6
ColHeaders
  • 7
  • 5
  • 8
Cells
  • [49,35,56]
  • [28,20,32]
  • [42,30,48]