hard 5×5 Set 89 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 5, 7, 8], Column headers: [10, 8, 9, 4]

Show answer

Answer: Row 6: [60, 48, 54, 24]; Row 5: [50, 40, 45, 20]; Row 7: [70, 56, 63, 28]; Row 8: [80, 64, 72, 32]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 6
  • 5
  • 7
  • 8
ColHeaders
  • 10
  • 8
  • 9
  • 4
Cells
  • [60,48,54,24]
  • [50,40,45,20]
  • [70,56,63,28]
  • [80,64,72,32]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 5, 2, 8], Column headers: [1, 6, 4, 7]

Show answer

Answer: Row 5: [6, 11, 9, 12]; Row 5: [6, 11, 9, 12]; Row 2: [3, 8, 6, 9]; Row 8: [9, 14, 12, 15]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 5
  • 5
  • 2
  • 8
ColHeaders
  • 1
  • 6
  • 4
  • 7
Cells
  • [6,11,9,12]
  • [6,11,9,12]
  • [3,8,6,9]
  • [9,14,12,15]