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: [10, 3, 10, 7], Column headers: [5, 7, 7, 4]

Show answer

Answer: Row 10: [50, 70, 70, 40]; Row 3: [15, 21, 21, 12]; Row 10: [50, 70, 70, 40]; Row 7: [35, 49, 49, 28]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 10
  • 3
  • 10
  • 7
ColHeaders
  • 5
  • 7
  • 7
  • 4
Cells
  • [50,70,70,40]
  • [15,21,21,12]
  • [50,70,70,40]
  • [35,49,49,28]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 4, 8, 5], Column headers: [10, 7, 1, 7]

Show answer

Answer: Row 8: [2, 1, 7, 1]; Row 4: [6, 3, 3, 3]; Row 8: [2, 1, 7, 1]; Row 5: [5, 2, 4, 2]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 8
  • 4
  • 8
  • 5
ColHeaders
  • 10
  • 7
  • 1
  • 7
Cells
  • [2,1,7,1]
  • [6,3,3,3]
  • [2,1,7,1]
  • [5,2,4,2]