hard 4×4 Set 24 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 3, 6, 5], Column headers: [1, 9, 1, 5]

Show answer

Answer: Row 4: [5, 13, 5, 9]; Row 3: [4, 12, 4, 8]; Row 6: [7, 15, 7, 11]; Row 5: [6, 14, 6, 10]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 4
  • 3
  • 6
  • 5
ColHeaders
  • 1
  • 9
  • 1
  • 5
Cells
  • [5,13,5,9]
  • [4,12,4,8]
  • [7,15,7,11]
  • [6,14,6,10]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 5, 8, 9], Column headers: [7, 8, 10, 2]

Show answer

Answer: Row 8: [56, 64, 80, 16]; Row 5: [35, 40, 50, 10]; Row 8: [56, 64, 80, 16]; Row 9: [63, 72, 90, 18]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 8
  • 5
  • 8
  • 9
ColHeaders
  • 7
  • 8
  • 10
  • 2
Cells
  • [56,64,80,16]
  • [35,40,50,10]
  • [56,64,80,16]
  • [63,72,90,18]