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: [3, 2, 5, 8], Column headers: [8, 6, 2, 8]

Show answer

Answer: Row 3: [24, 18, 6, 24]; Row 2: [16, 12, 4, 16]; Row 5: [40, 30, 10, 40]; Row 8: [64, 48, 16, 64]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 3
  • 2
  • 5
  • 8
ColHeaders
  • 8
  • 6
  • 2
  • 8
Cells
  • [24,18,6,24]
  • [16,12,4,16]
  • [40,30,10,40]
  • [64,48,16,64]

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

Show answer

Answer: Row 2: [10, 9, 9, 4]; Row 2: [10, 9, 9, 4]; Row 2: [10, 9, 9, 4]; Row 8: [16, 15, 15, 10]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 2
  • 2
  • 2
  • 8
ColHeaders
  • 8
  • 7
  • 7
  • 2
Cells
  • [10,9,9,4]
  • [10,9,9,4]
  • [10,9,9,4]
  • [16,15,15,10]