hard 4×4 Set 100 Form Exercise

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

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Answer: Row 6: [12, 16, 10, 16]; Row 4: [10, 14, 8, 14]; Row 4: [10, 14, 8, 14]; Row 7: [13, 17, 11, 17]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 6
  • 4
  • 4
  • 7
ColHeaders
  • 6
  • 10
  • 4
  • 10
Cells
  • [12,16,10,16]
  • [10,14,8,14]
  • [10,14,8,14]
  • [13,17,11,17]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 5, 6, 6], Column headers: [4, 10, 9, 2]

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Answer: Row 5: [20, 50, 45, 10]; Row 5: [20, 50, 45, 10]; Row 6: [24, 60, 54, 12]; Row 6: [24, 60, 54, 12]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 5
  • 5
  • 6
  • 6
ColHeaders
  • 4
  • 10
  • 9
  • 2
Cells
  • [20,50,45,10]
  • [20,50,45,10]
  • [24,60,54,12]
  • [24,60,54,12]