hard 4×4 Set 24 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 7, 4, 6], Column headers: [6, 6, 6, 2]

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Answer: Row 10: [60, 60, 60, 20]; Row 7: [42, 42, 42, 14]; Row 4: [24, 24, 24, 8]; Row 6: [36, 36, 36, 12]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 10
  • 7
  • 4
  • 6
ColHeaders
  • 6
  • 6
  • 6
  • 2
Cells
  • [60,60,60,20]
  • [42,42,42,14]
  • [24,24,24,8]
  • [36,36,36,12]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 10, 10, 5], Column headers: [6, 9, 2, 6]

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Answer: Row 2: [4, 7, 0, 4]; Row 10: [4, 1, 8, 4]; Row 10: [4, 1, 8, 4]; Row 5: [1, 4, 3, 1]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 2
  • 10
  • 10
  • 5
ColHeaders
  • 6
  • 9
  • 2
  • 6
Cells
  • [4,7,0,4]
  • [4,1,8,4]
  • [4,1,8,4]
  • [1,4,3,1]