hard 4×4 Set 66 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 8, 10, 7], Column headers: [7, 9, 9, 6]

Show answer

Answer: Row 7: [0, 2, 2, 1]; Row 8: [1, 1, 1, 2]; Row 10: [3, 1, 1, 4]; Row 7: [0, 2, 2, 1]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 7
  • 8
  • 10
  • 7
ColHeaders
  • 7
  • 9
  • 9
  • 6
Cells
  • [0,2,2,1]
  • [1,1,1,2]
  • [3,1,1,4]
  • [0,2,2,1]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 6, 8, 2], Column headers: [2, 10, 8, 8]

Show answer

Answer: Row 9: [18, 90, 72, 72]; Row 6: [12, 60, 48, 48]; Row 8: [16, 80, 64, 64]; Row 2: [4, 20, 16, 16]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 9
  • 6
  • 8
  • 2
ColHeaders
  • 2
  • 10
  • 8
  • 8
Cells
  • [18,90,72,72]
  • [12,60,48,48]
  • [16,80,64,64]
  • [4,20,16,16]