expert 4×4 Set 38 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 10, 8], Column headers: [1, 4, 5]

Show answer

Answer: Row 1: [2, 5, 6]; Row 10: [11, 14, 15]; Row 8: [9, 12, 13]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 1
  • 10
  • 8
ColHeaders
  • 1
  • 4
  • 5
Cells
  • [2,5,6]
  • [11,14,15]
  • [9,12,13]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 9, 1], Column headers: [3, 8, 9]

Show answer

Answer: Row 3: [9, 24, 27]; Row 9: [27, 72, 81]; Row 1: [3, 8, 9]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 3
  • 9
  • 1
ColHeaders
  • 3
  • 8
  • 9
Cells
  • [9,24,27]
  • [27,72,81]
  • [3,8,9]