expert 4×4 Set 18 Form Exercise

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

Show answer

Answer: Row 9: [27, 72, 45]; Row 7: [21, 56, 35]; Row 8: [24, 64, 40]

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

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 9, 10], Column headers: [9, 1, 10]

Show answer

Answer: Row 3: [12, 4, 13]; Row 9: [18, 10, 19]; Row 10: [19, 11, 20]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 3
  • 9
  • 10
ColHeaders
  • 9
  • 1
  • 10
Cells
  • [12,4,13]
  • [18,10,19]
  • [19,11,20]