expert 4×4 Set 85 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 5, 9], Column headers: [6, 1, 7]

Show answer

Answer: Row 6: [36, 6, 42]; Row 5: [30, 5, 35]; Row 9: [54, 9, 63]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 6
  • 5
  • 9
ColHeaders
  • 6
  • 1
  • 7
Cells
  • [36,6,42]
  • [30,5,35]
  • [54,9,63]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 2, 8], Column headers: [4, 6, 4]

Show answer

Answer: Row 7: [3, 1, 3]; Row 2: [2, 4, 2]; Row 8: [4, 2, 4]

SubType
speed-grid
Difficulty
expert
Operation
-
RowHeaders
  • 7
  • 2
  • 8
ColHeaders
  • 4
  • 6
  • 4
Cells
  • [3,1,3]
  • [2,4,2]
  • [4,2,4]