hard 5×5 Set 89 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 7, 9, 9], Column headers: [2, 8, 5, 7]

Show answer

Answer: Row 7: [9, 15, 12, 14]; Row 7: [9, 15, 12, 14]; Row 9: [11, 17, 14, 16]; Row 9: [11, 17, 14, 16]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 7
  • 7
  • 9
  • 9
ColHeaders
  • 2
  • 8
  • 5
  • 7
Cells
  • [9,15,12,14]
  • [9,15,12,14]
  • [11,17,14,16]
  • [11,17,14,16]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 5, 5, 7], Column headers: [1, 3, 1, 10]

Show answer

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

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