hard 4×4 Set 59 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 10, 1, 9], Column headers: [2, 9, 3, 1]

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Answer: Row 4: [8, 36, 12, 4]; Row 10: [20, 90, 30, 10]; Row 1: [2, 9, 3, 1]; Row 9: [18, 81, 27, 9]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 4
  • 10
  • 1
  • 9
ColHeaders
  • 2
  • 9
  • 3
  • 1
Cells
  • [8,36,12,4]
  • [20,90,30,10]
  • [2,9,3,1]
  • [18,81,27,9]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 3, 6, 4], Column headers: [6, 6, 5, 10]

Show answer

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

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 2
  • 3
  • 6
  • 4
ColHeaders
  • 6
  • 6
  • 5
  • 10
Cells
  • [4,4,3,8]
  • [3,3,2,7]
  • [0,0,1,4]
  • [2,2,1,6]