hard 4×4 Set 19 Form Exercise

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

Show answer

Answer: Row 10: [18, 12, 20, 18]; Row 9: [17, 11, 19, 17]; Row 6: [14, 8, 16, 14]; Row 10: [18, 12, 20, 18]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 10
  • 9
  • 6
  • 10
ColHeaders
  • 8
  • 2
  • 10
  • 8
Cells
  • [18,12,20,18]
  • [17,11,19,17]
  • [14,8,16,14]
  • [18,12,20,18]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 8, 3, 8], Column headers: [9, 7, 6, 9]

Show answer

Answer: Row 6: [54, 42, 36, 54]; Row 8: [72, 56, 48, 72]; Row 3: [27, 21, 18, 27]; Row 8: [72, 56, 48, 72]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 6
  • 8
  • 3
  • 8
ColHeaders
  • 9
  • 7
  • 6
  • 9
Cells
  • [54,42,36,54]
  • [72,56,48,72]
  • [27,21,18,27]
  • [72,56,48,72]