hard 4×4 Set 21 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 1, 3, 8], Column headers: [6, 7, 4, 5]

Show answer

Answer: Row 1: [5, 6, 3, 4]; Row 1: [5, 6, 3, 4]; Row 3: [3, 4, 1, 2]; Row 8: [2, 1, 4, 3]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 1
  • 1
  • 3
  • 8
ColHeaders
  • 6
  • 7
  • 4
  • 5
Cells
  • [5,6,3,4]
  • [5,6,3,4]
  • [3,4,1,2]
  • [2,1,4,3]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 6, 9, 9], Column headers: [8, 6, 5, 6]

Show answer

Answer: Row 10: [80, 60, 50, 60]; Row 6: [48, 36, 30, 36]; Row 9: [72, 54, 45, 54]; Row 9: [72, 54, 45, 54]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 10
  • 6
  • 9
  • 9
ColHeaders
  • 8
  • 6
  • 5
  • 6
Cells
  • [80,60,50,60]
  • [48,36,30,36]
  • [72,54,45,54]
  • [72,54,45,54]