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: [9, 7, 3, 1], Column headers: [2, 6, 10, 6]

Show answer

Answer: Row 9: [18, 54, 90, 54]; Row 7: [14, 42, 70, 42]; Row 3: [6, 18, 30, 18]; Row 1: [2, 6, 10, 6]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 9
  • 7
  • 3
  • 1
ColHeaders
  • 2
  • 6
  • 10
  • 6
Cells
  • [18,54,90,54]
  • [14,42,70,42]
  • [6,18,30,18]
  • [2,6,10,6]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 2, 9, 8], Column headers: [1, 7, 9, 10]

Show answer

Answer: Row 2: [1, 5, 7, 8]; Row 2: [1, 5, 7, 8]; Row 9: [8, 2, 0, 1]; Row 8: [7, 1, 1, 2]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 2
  • 2
  • 9
  • 8
ColHeaders
  • 1
  • 7
  • 9
  • 10
Cells
  • [1,5,7,8]
  • [1,5,7,8]
  • [8,2,0,1]
  • [7,1,1,2]