medium 5×5 Set 81 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 10, 9], Column headers: [6, 2, 4]

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Answer: Row 9: [54, 18, 36]; Row 10: [60, 20, 40]; Row 9: [54, 18, 36]

SubType
speed-grid
Difficulty
medium
Operation
×
RowHeaders
  • 9
  • 10
  • 9
ColHeaders
  • 6
  • 2
  • 4
Cells
  • [54,18,36]
  • [60,20,40]
  • [54,18,36]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 2, 1], Column headers: [8, 3, 10]

Show answer

Answer: Row 4: [4, 1, 6]; Row 2: [6, 1, 8]; Row 1: [7, 2, 9]

SubType
speed-grid
Difficulty
medium
Operation
-
RowHeaders
  • 4
  • 2
  • 1
ColHeaders
  • 8
  • 3
  • 10
Cells
  • [4,1,6]
  • [6,1,8]
  • [7,2,9]