hard 4×4 Set 55 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 8, 4, 10], Column headers: [8, 10, 5, 1]

Show answer

Answer: Row 2: [10, 12, 7, 3]; Row 8: [16, 18, 13, 9]; Row 4: [12, 14, 9, 5]; Row 10: [18, 20, 15, 11]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 2
  • 8
  • 4
  • 10
ColHeaders
  • 8
  • 10
  • 5
  • 1
Cells
  • [10,12,7,3]
  • [16,18,13,9]
  • [12,14,9,5]
  • [18,20,15,11]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 1, 4, 2], Column headers: [4, 10, 8, 4]

Show answer

Answer: Row 7: [11, 17, 15, 11]; Row 1: [5, 11, 9, 5]; Row 4: [8, 14, 12, 8]; Row 2: [6, 12, 10, 6]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 7
  • 1
  • 4
  • 2
ColHeaders
  • 4
  • 10
  • 8
  • 4
Cells
  • [11,17,15,11]
  • [5,11,9,5]
  • [8,14,12,8]
  • [6,12,10,6]