hard 4×4 Set 47 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [5, 2, 10, 8], Column headers: [8, 4, 3, 5]

Show answer

Answer: Row 5: [13, 9, 8, 10]; Row 2: [10, 6, 5, 7]; Row 10: [18, 14, 13, 15]; Row 8: [16, 12, 11, 13]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 5
  • 2
  • 10
  • 8
ColHeaders
  • 8
  • 4
  • 3
  • 5
Cells
  • [13,9,8,10]
  • [10,6,5,7]
  • [18,14,13,15]
  • [16,12,11,13]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 1, 9, 2], Column headers: [2, 4, 7, 6]

Show answer

Answer: Row 1: [1, 3, 6, 5]; Row 1: [1, 3, 6, 5]; Row 9: [7, 5, 2, 3]; Row 2: [0, 2, 5, 4]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 1
  • 1
  • 9
  • 2
ColHeaders
  • 2
  • 4
  • 7
  • 6
Cells
  • [1,3,6,5]
  • [1,3,6,5]
  • [7,5,2,3]
  • [0,2,5,4]