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: [7, 8, 5, 2], Column headers: [10, 5, 10, 2]

Show answer

Answer: Row 7: [17, 12, 17, 9]; Row 8: [18, 13, 18, 10]; Row 5: [15, 10, 15, 7]; Row 2: [12, 7, 12, 4]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 7
  • 8
  • 5
  • 2
ColHeaders
  • 10
  • 5
  • 10
  • 2
Cells
  • [17,12,17,9]
  • [18,13,18,10]
  • [15,10,15,7]
  • [12,7,12,4]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 5, 3, 9], Column headers: [9, 10, 8, 6]

Show answer

Answer: Row 2: [18, 20, 16, 12]; Row 5: [45, 50, 40, 30]; Row 3: [27, 30, 24, 18]; Row 9: [81, 90, 72, 54]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 2
  • 5
  • 3
  • 9
ColHeaders
  • 9
  • 10
  • 8
  • 6
Cells
  • [18,20,16,12]
  • [45,50,40,30]
  • [27,30,24,18]
  • [81,90,72,54]