hard 4×4 Set 55 Form Exercise

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

Show answer

Answer: Row 3: [6, 15, 24, 21]; Row 7: [14, 35, 56, 49]; Row 4: [8, 20, 32, 28]; Row 3: [6, 15, 24, 21]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 3
  • 7
  • 4
  • 3
ColHeaders
  • 2
  • 5
  • 8
  • 7
Cells
  • [6,15,24,21]
  • [14,35,56,49]
  • [8,20,32,28]
  • [6,15,24,21]

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

Show answer

Answer: Row 5: [1, 2, 4, 2]; Row 9: [3, 6, 8, 6]; Row 4: [2, 1, 3, 1]; Row 4: [2, 1, 3, 1]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 5
  • 9
  • 4
  • 4
ColHeaders
  • 6
  • 3
  • 1
  • 3
Cells
  • [1,2,4,2]
  • [3,6,8,6]
  • [2,1,3,1]
  • [2,1,3,1]