hard 4×4 Set 16 Form Exercise

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

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Answer: Row 10: [40, 20, 60, 100]; Row 4: [16, 8, 24, 40]; Row 10: [40, 20, 60, 100]; Row 10: [40, 20, 60, 100]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 10
  • 4
  • 10
  • 10
ColHeaders
  • 4
  • 2
  • 6
  • 10
Cells
  • [40,20,60,100]
  • [16,8,24,40]
  • [40,20,60,100]
  • [40,20,60,100]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 2, 8, 4], Column headers: [4, 10, 3, 7]

Show answer

Answer: Row 9: [13, 19, 12, 16]; Row 2: [6, 12, 5, 9]; Row 8: [12, 18, 11, 15]; Row 4: [8, 14, 7, 11]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 9
  • 2
  • 8
  • 4
ColHeaders
  • 4
  • 10
  • 3
  • 7
Cells
  • [13,19,12,16]
  • [6,12,5,9]
  • [12,18,11,15]
  • [8,14,7,11]