hard 5×5 Set 73 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 7, 10, 9], Column headers: [10, 4, 8, 8]

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Answer: Row 10: [100, 40, 80, 80]; Row 7: [70, 28, 56, 56]; Row 10: [100, 40, 80, 80]; Row 9: [90, 36, 72, 72]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 10
  • 7
  • 10
  • 9
ColHeaders
  • 10
  • 4
  • 8
  • 8
Cells
  • [100,40,80,80]
  • [70,28,56,56]
  • [100,40,80,80]
  • [90,36,72,72]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 9, 6, 8], Column headers: [5, 3, 9, 9]

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Answer: Row 2: [3, 1, 7, 7]; Row 9: [4, 6, 0, 0]; Row 6: [1, 3, 3, 3]; Row 8: [3, 5, 1, 1]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 2
  • 9
  • 6
  • 8
ColHeaders
  • 5
  • 3
  • 9
  • 9
Cells
  • [3,1,7,7]
  • [4,6,0,0]
  • [1,3,3,3]
  • [3,5,1,1]