hard 4×4 Set 85 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 10, 1, 6], Column headers: [6, 10, 6, 7]

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Answer: Row 5: [11, 15, 11, 12]; Row 10: [16, 20, 16, 17]; Row 1: [7, 11, 7, 8]; Row 6: [12, 16, 12, 13]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 5
  • 10
  • 1
  • 6
ColHeaders
  • 6
  • 10
  • 6
  • 7
Cells
  • [11,15,11,12]
  • [16,20,16,17]
  • [7,11,7,8]
  • [12,16,12,13]

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 10, 5, 4], Column headers: [8, 9, 9, 9]

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Answer: Row 7: [56, 63, 63, 63]; Row 10: [80, 90, 90, 90]; Row 5: [40, 45, 45, 45]; Row 4: [32, 36, 36, 36]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 7
  • 10
  • 5
  • 4
ColHeaders
  • 8
  • 9
  • 9
  • 9
Cells
  • [56,63,63,63]
  • [80,90,90,90]
  • [40,45,45,45]
  • [32,36,36,36]