expert 4×4 Set 40 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 1, 2], Column headers: [6, 9, 7]

Show answer

Answer: Row 9: [15, 18, 16]; Row 1: [7, 10, 8]; Row 2: [8, 11, 9]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 9
  • 1
  • 2
ColHeaders
  • 6
  • 9
  • 7
Cells
  • [15,18,16]
  • [7,10,8]
  • [8,11,9]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 10, 5], Column headers: [1, 5, 9]

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Answer: Row 5: [5, 25, 45]; Row 10: [10, 50, 90]; Row 5: [5, 25, 45]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 5
  • 10
  • 5
ColHeaders
  • 1
  • 5
  • 9
Cells
  • [5,25,45]
  • [10,50,90]
  • [5,25,45]