hard 4×4 Set 73 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 3, 10, 5], Column headers: [3, 7, 8, 10]

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Answer: Row 10: [13, 17, 18, 20]; Row 3: [6, 10, 11, 13]; Row 10: [13, 17, 18, 20]; Row 5: [8, 12, 13, 15]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 10
  • 3
  • 10
  • 5
ColHeaders
  • 3
  • 7
  • 8
  • 10
Cells
  • [13,17,18,20]
  • [6,10,11,13]
  • [13,17,18,20]
  • [8,12,13,15]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 6, 9, 10], Column headers: [6, 3, 7, 9]

Show answer

Answer: Row 8: [48, 24, 56, 72]; Row 6: [36, 18, 42, 54]; Row 9: [54, 27, 63, 81]; Row 10: [60, 30, 70, 90]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 8
  • 6
  • 9
  • 10
ColHeaders
  • 6
  • 3
  • 7
  • 9
Cells
  • [48,24,56,72]
  • [36,18,42,54]
  • [54,27,63,81]
  • [60,30,70,90]