medium 4×4 Set 78 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 8, 6], Column headers: [8, 10, 3]

Show answer

Answer: Row 9: [72, 90, 27]; Row 8: [64, 80, 24]; Row 6: [48, 60, 18]

SubType
speed-grid
Difficulty
medium
Operation
×
RowHeaders
  • 9
  • 8
  • 6
ColHeaders
  • 8
  • 10
  • 3
Cells
  • [72,90,27]
  • [64,80,24]
  • [48,60,18]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 10, 7], Column headers: [9, 4, 7]

Show answer

Answer: Row 6: [15, 10, 13]; Row 10: [19, 14, 17]; Row 7: [16, 11, 14]

SubType
speed-grid
Difficulty
medium
Operation
+
RowHeaders
  • 6
  • 10
  • 7
ColHeaders
  • 9
  • 4
  • 7
Cells
  • [15,10,13]
  • [19,14,17]
  • [16,11,14]