hard 4×4 Set 63 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 8, 4, 5], Column headers: [2, 9, 10, 5]

Show answer

Answer: Row 9: [18, 81, 90, 45]; Row 8: [16, 72, 80, 40]; Row 4: [8, 36, 40, 20]; Row 5: [10, 45, 50, 25]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 9
  • 8
  • 4
  • 5
ColHeaders
  • 2
  • 9
  • 10
  • 5
Cells
  • [18,81,90,45]
  • [16,72,80,40]
  • [8,36,40,20]
  • [10,45,50,25]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 8, 4, 4], Column headers: [4, 5, 5, 7]

Show answer

Answer: Row 9: [36, 45, 45, 63]; Row 8: [32, 40, 40, 56]; Row 4: [16, 20, 20, 28]; Row 4: [16, 20, 20, 28]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 9
  • 8
  • 4
  • 4
ColHeaders
  • 4
  • 5
  • 5
  • 7
Cells
  • [36,45,45,63]
  • [32,40,40,56]
  • [16,20,20,28]
  • [16,20,20,28]