hard 5×5 Set 67 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 9, 9, 2], Column headers: [4, 9, 3, 1]

Show answer

Answer: Row 8: [32, 72, 24, 8]; Row 9: [36, 81, 27, 9]; Row 9: [36, 81, 27, 9]; Row 2: [8, 18, 6, 2]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 8
  • 9
  • 9
  • 2
ColHeaders
  • 4
  • 9
  • 3
  • 1
Cells
  • [32,72,24,8]
  • [36,81,27,9]
  • [36,81,27,9]
  • [8,18,6,2]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 3, 4, 4], Column headers: [7, 10, 2, 9]

Show answer

Answer: Row 9: [2, 1, 7, 0]; Row 3: [4, 7, 1, 6]; Row 4: [3, 6, 2, 5]; Row 4: [3, 6, 2, 5]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 9
  • 3
  • 4
  • 4
ColHeaders
  • 7
  • 10
  • 2
  • 9
Cells
  • [2,1,7,0]
  • [4,7,1,6]
  • [3,6,2,5]
  • [3,6,2,5]