hard 5×5 Set 79 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 4, 1, 8], Column headers: [4, 10, 6, 2]

Show answer

Answer: Row 9: [36, 90, 54, 18]; Row 4: [16, 40, 24, 8]; Row 1: [4, 10, 6, 2]; Row 8: [32, 80, 48, 16]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 9
  • 4
  • 1
  • 8
ColHeaders
  • 4
  • 10
  • 6
  • 2
Cells
  • [36,90,54,18]
  • [16,40,24,8]
  • [4,10,6,2]
  • [32,80,48,16]

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

Show answer

Answer: Row 4: [36, 36, 4, 8]; Row 9: [81, 81, 9, 18]; Row 3: [27, 27, 3, 6]; Row 3: [27, 27, 3, 6]

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