hard 4×4 Set 83 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 2, 6, 5], Column headers: [3, 7, 4, 3]

Show answer

Answer: Row 5: [8, 12, 9, 8]; Row 2: [5, 9, 6, 5]; Row 6: [9, 13, 10, 9]; Row 5: [8, 12, 9, 8]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 5
  • 2
  • 6
  • 5
ColHeaders
  • 3
  • 7
  • 4
  • 3
Cells
  • [8,12,9,8]
  • [5,9,6,5]
  • [9,13,10,9]
  • [8,12,9,8]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 3, 5, 7], Column headers: [9, 1, 4, 2]

Show answer

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

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 7
  • 3
  • 5
  • 7
ColHeaders
  • 9
  • 1
  • 4
  • 2
Cells
  • [2,6,3,5]
  • [6,2,1,1]
  • [4,4,1,3]
  • [2,6,3,5]