medium 4×4 Set 31 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 9, 1], Column headers: [5, 7, 10]

Show answer

Answer: Row 1: [6, 8, 11]; Row 9: [14, 16, 19]; Row 1: [6, 8, 11]

SubType
speed-grid
Difficulty
medium
Operation
+
RowHeaders
  • 1
  • 9
  • 1
ColHeaders
  • 5
  • 7
  • 10
Cells
  • [6,8,11]
  • [14,16,19]
  • [6,8,11]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 1, 8], Column headers: [3, 3, 8]

Show answer

Answer: Row 5: [8, 8, 13]; Row 1: [4, 4, 9]; Row 8: [11, 11, 16]

SubType
speed-grid
Difficulty
medium
Operation
+
RowHeaders
  • 5
  • 1
  • 8
ColHeaders
  • 3
  • 3
  • 8
Cells
  • [8,8,13]
  • [4,4,9]
  • [11,11,16]