expert 4×4 Set 30 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 10, 2], Column headers: [4, 3, 8]

Show answer

Answer: Row 9: [36, 27, 72]; Row 10: [40, 30, 80]; Row 2: [8, 6, 16]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 9
  • 10
  • 2
ColHeaders
  • 4
  • 3
  • 8
Cells
  • [36,27,72]
  • [40,30,80]
  • [8,6,16]

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

Show answer

Answer: Row 4: [3, 2, 0]; Row 2: [5, 0, 2]; Row 2: [5, 0, 2]

SubType
speed-grid
Difficulty
expert
Operation
-
RowHeaders
  • 4
  • 2
  • 2
ColHeaders
  • 7
  • 2
  • 4
Cells
  • [3,2,0]
  • [5,0,2]
  • [5,0,2]