hard 5×5 Set 28 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 4, 3, 9], Column headers: [9, 4, 6, 6]

Show answer

Answer: Row 2: [18, 8, 12, 12]; Row 4: [36, 16, 24, 24]; Row 3: [27, 12, 18, 18]; Row 9: [81, 36, 54, 54]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 2
  • 4
  • 3
  • 9
ColHeaders
  • 9
  • 4
  • 6
  • 6
Cells
  • [18,8,12,12]
  • [36,16,24,24]
  • [27,12,18,18]
  • [81,36,54,54]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 7, 5, 6], Column headers: [10, 9, 4, 9]

Show answer

Answer: Row 7: [3, 2, 3, 2]; Row 7: [3, 2, 3, 2]; Row 5: [5, 4, 1, 4]; Row 6: [4, 3, 2, 3]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 7
  • 7
  • 5
  • 6
ColHeaders
  • 10
  • 9
  • 4
  • 9
Cells
  • [3,2,3,2]
  • [3,2,3,2]
  • [5,4,1,4]
  • [4,3,2,3]