hard 4×4 Set 91 Form Exercise

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

Show answer

Answer: Row 7: [17, 14, 16, 14]; Row 5: [15, 12, 14, 12]; Row 9: [19, 16, 18, 16]; Row 9: [19, 16, 18, 16]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 7
  • 5
  • 9
  • 9
ColHeaders
  • 10
  • 7
  • 9
  • 7
Cells
  • [17,14,16,14]
  • [15,12,14,12]
  • [19,16,18,16]
  • [19,16,18,16]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 10, 5, 6], Column headers: [5, 6, 6, 6]

Show answer

Answer: Row 1: [5, 6, 6, 6]; Row 10: [50, 60, 60, 60]; Row 5: [25, 30, 30, 30]; Row 6: [30, 36, 36, 36]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 1
  • 10
  • 5
  • 6
ColHeaders
  • 5
  • 6
  • 6
  • 6
Cells
  • [5,6,6,6]
  • [50,60,60,60]
  • [25,30,30,30]
  • [30,36,36,36]