expert 4×4 Set 48 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 7, 5], Column headers: [4, 2, 8]

Show answer

Answer: Row 8: [32, 16, 64]; Row 7: [28, 14, 56]; Row 5: [20, 10, 40]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 8
  • 7
  • 5
ColHeaders
  • 4
  • 2
  • 8
Cells
  • [32,16,64]
  • [28,14,56]
  • [20,10,40]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 2, 7], Column headers: [6, 6, 1]

Show answer

Answer: Row 7: [1, 1, 6]; Row 2: [4, 4, 1]; Row 7: [1, 1, 6]

SubType
speed-grid
Difficulty
expert
Operation
-
RowHeaders
  • 7
  • 2
  • 7
ColHeaders
  • 6
  • 6
  • 1
Cells
  • [1,1,6]
  • [4,4,1]
  • [1,1,6]