hard 4×4 Set 14 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 2, 7, 9], Column headers: [8, 2, 3, 5]

Show answer

Answer: Row 6: [14, 8, 9, 11]; Row 2: [10, 4, 5, 7]; Row 7: [15, 9, 10, 12]; Row 9: [17, 11, 12, 14]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 6
  • 2
  • 7
  • 9
ColHeaders
  • 8
  • 2
  • 3
  • 5
Cells
  • [14,8,9,11]
  • [10,4,5,7]
  • [15,9,10,12]
  • [17,11,12,14]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 10, 1, 6], Column headers: [6, 7, 10, 7]

Show answer

Answer: Row 10: [60, 70, 100, 70]; Row 10: [60, 70, 100, 70]; Row 1: [6, 7, 10, 7]; Row 6: [36, 42, 60, 42]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 10
  • 10
  • 1
  • 6
ColHeaders
  • 6
  • 7
  • 10
  • 7
Cells
  • [60,70,100,70]
  • [60,70,100,70]
  • [6,7,10,7]
  • [36,42,60,42]