hard 5×5 Set 90 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 4, 4, 6], Column headers: [5, 5, 3, 10]

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Answer: Row 4: [20, 20, 12, 40]; Row 4: [20, 20, 12, 40]; Row 4: [20, 20, 12, 40]; Row 6: [30, 30, 18, 60]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 4
  • 4
  • 4
  • 6
ColHeaders
  • 5
  • 5
  • 3
  • 10
Cells
  • [20,20,12,40]
  • [20,20,12,40]
  • [20,20,12,40]
  • [30,30,18,60]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 9, 5, 8], Column headers: [3, 10, 10, 8]

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Answer: Row 3: [6, 13, 13, 11]; Row 9: [12, 19, 19, 17]; Row 5: [8, 15, 15, 13]; Row 8: [11, 18, 18, 16]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 3
  • 9
  • 5
  • 8
ColHeaders
  • 3
  • 10
  • 10
  • 8
Cells
  • [6,13,13,11]
  • [12,19,19,17]
  • [8,15,15,13]
  • [11,18,18,16]