expert 4×4 Set 72 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 3, 5], Column headers: [6, 4, 8]

Show answer

Answer: Row 7: [13, 11, 15]; Row 3: [9, 7, 11]; Row 5: [11, 9, 13]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 7
  • 3
  • 5
ColHeaders
  • 6
  • 4
  • 8
Cells
  • [13,11,15]
  • [9,7,11]
  • [11,9,13]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 2, 2], Column headers: [5, 5, 9]

Show answer

Answer: Row 1: [5, 5, 9]; Row 2: [10, 10, 18]; Row 2: [10, 10, 18]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 1
  • 2
  • 2
ColHeaders
  • 5
  • 5
  • 9
Cells
  • [5,5,9]
  • [10,10,18]
  • [10,10,18]