hard 4×4 Set 17 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 1, 5, 10], Column headers: [5, 1, 2, 5]

Show answer

Answer: Row 8: [13, 9, 10, 13]; Row 1: [6, 2, 3, 6]; Row 5: [10, 6, 7, 10]; Row 10: [15, 11, 12, 15]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 8
  • 1
  • 5
  • 10
ColHeaders
  • 5
  • 1
  • 2
  • 5
Cells
  • [13,9,10,13]
  • [6,2,3,6]
  • [10,6,7,10]
  • [15,11,12,15]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 6, 2, 4], Column headers: [3, 7, 9, 2]

Show answer

Answer: Row 8: [24, 56, 72, 16]; Row 6: [18, 42, 54, 12]; Row 2: [6, 14, 18, 4]; Row 4: [12, 28, 36, 8]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 8
  • 6
  • 2
  • 4
ColHeaders
  • 3
  • 7
  • 9
  • 2
Cells
  • [24,56,72,16]
  • [18,42,54,12]
  • [6,14,18,4]
  • [12,28,36,8]