expert 4×4 Set 57 Form Exercise

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

Show answer

Answer: Row 10: [90, 70, 50]; Row 6: [54, 42, 30]; Row 8: [72, 56, 40]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 10
  • 6
  • 8
ColHeaders
  • 9
  • 7
  • 5
Cells
  • [90,70,50]
  • [54,42,30]
  • [72,56,40]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 3, 9], Column headers: [1, 5, 2]

Show answer

Answer: Row 6: [7, 11, 8]; Row 3: [4, 8, 5]; Row 9: [10, 14, 11]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 6
  • 3
  • 9
ColHeaders
  • 1
  • 5
  • 2
Cells
  • [7,11,8]
  • [4,8,5]
  • [10,14,11]