hard 4×4 Set 82 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 3, 10, 3], Column headers: [7, 4, 2, 8]

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Answer: Row 1: [6, 3, 1, 7]; Row 3: [4, 1, 1, 5]; Row 10: [3, 6, 8, 2]; Row 3: [4, 1, 1, 5]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 1
  • 3
  • 10
  • 3
ColHeaders
  • 7
  • 4
  • 2
  • 8
Cells
  • [6,3,1,7]
  • [4,1,1,5]
  • [3,6,8,2]
  • [4,1,1,5]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 8, 8, 10], Column headers: [10, 3, 10, 5]

Show answer

Answer: Row 2: [12, 5, 12, 7]; Row 8: [18, 11, 18, 13]; Row 8: [18, 11, 18, 13]; Row 10: [20, 13, 20, 15]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 2
  • 8
  • 8
  • 10
ColHeaders
  • 10
  • 3
  • 10
  • 5
Cells
  • [12,5,12,7]
  • [18,11,18,13]
  • [18,11,18,13]
  • [20,13,20,15]