hard 4×4 Set 90 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 7, 3, 3], Column headers: [2, 8, 4, 5]

Show answer

Answer: Row 8: [16, 64, 32, 40]; Row 7: [14, 56, 28, 35]; Row 3: [6, 24, 12, 15]; Row 3: [6, 24, 12, 15]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 8
  • 7
  • 3
  • 3
ColHeaders
  • 2
  • 8
  • 4
  • 5
Cells
  • [16,64,32,40]
  • [14,56,28,35]
  • [6,24,12,15]
  • [6,24,12,15]

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

Show answer

Answer: Row 8: [72, 16, 32, 80]; Row 3: [27, 6, 12, 30]; Row 10: [90, 20, 40, 100]; Row 8: [72, 16, 32, 80]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 8
  • 3
  • 10
  • 8
ColHeaders
  • 9
  • 2
  • 4
  • 10
Cells
  • [72,16,32,80]
  • [27,6,12,30]
  • [90,20,40,100]
  • [72,16,32,80]