hard 4×4 Set 79 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 4, 8, 1], Column headers: [5, 8, 6, 5]

Show answer

Answer: Row 1: [6, 9, 7, 6]; Row 4: [9, 12, 10, 9]; Row 8: [13, 16, 14, 13]; Row 1: [6, 9, 7, 6]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 1
  • 4
  • 8
  • 1
ColHeaders
  • 5
  • 8
  • 6
  • 5
Cells
  • [6,9,7,6]
  • [9,12,10,9]
  • [13,16,14,13]
  • [6,9,7,6]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 5, 7, 7], Column headers: [7, 4, 8, 8]

Show answer

Answer: Row 6: [42, 24, 48, 48]; Row 5: [35, 20, 40, 40]; Row 7: [49, 28, 56, 56]; Row 7: [49, 28, 56, 56]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 6
  • 5
  • 7
  • 7
ColHeaders
  • 7
  • 4
  • 8
  • 8
Cells
  • [42,24,48,48]
  • [35,20,40,40]
  • [49,28,56,56]
  • [49,28,56,56]