hard 4×4 Set 90 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 3, 6, 10], Column headers: [7, 5, 2, 10]

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Answer: Row 6: [42, 30, 12, 60]; Row 3: [21, 15, 6, 30]; Row 6: [42, 30, 12, 60]; Row 10: [70, 50, 20, 100]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 6
  • 3
  • 6
  • 10
ColHeaders
  • 7
  • 5
  • 2
  • 10
Cells
  • [42,30,12,60]
  • [21,15,6,30]
  • [42,30,12,60]
  • [70,50,20,100]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 7, 6, 7], Column headers: [3, 8, 8, 3]

Show answer

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

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