hard 5×5 Set 93 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 8, 8, 3], Column headers: [4, 8, 7, 9]

Show answer

Answer: Row 5: [20, 40, 35, 45]; Row 8: [32, 64, 56, 72]; Row 8: [32, 64, 56, 72]; Row 3: [12, 24, 21, 27]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 5
  • 8
  • 8
  • 3
ColHeaders
  • 4
  • 8
  • 7
  • 9
Cells
  • [20,40,35,45]
  • [32,64,56,72]
  • [32,64,56,72]
  • [12,24,21,27]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 6, 9, 5], Column headers: [3, 9, 8, 9]

Show answer

Answer: Row 8: [11, 17, 16, 17]; Row 6: [9, 15, 14, 15]; Row 9: [12, 18, 17, 18]; Row 5: [8, 14, 13, 14]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 8
  • 6
  • 9
  • 5
ColHeaders
  • 3
  • 9
  • 8
  • 9
Cells
  • [11,17,16,17]
  • [9,15,14,15]
  • [12,18,17,18]
  • [8,14,13,14]