expert 4×4 Set 25 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 8, 7], Column headers: [9, 2, 10]

Show answer

Answer: Row 10: [90, 20, 100]; Row 8: [72, 16, 80]; Row 7: [63, 14, 70]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 10
  • 8
  • 7
ColHeaders
  • 9
  • 2
  • 10
Cells
  • [90,20,100]
  • [72,16,80]
  • [63,14,70]

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

Show answer

Answer: Row 9: [7, 0, 0]; Row 3: [1, 6, 6]; Row 10: [8, 1, 1]

SubType
speed-grid
Difficulty
expert
Operation
-
RowHeaders
  • 9
  • 3
  • 10
ColHeaders
  • 2
  • 9
  • 9
Cells
  • [7,0,0]
  • [1,6,6]
  • [8,1,1]