hard 4×4 Set 59 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 1, 6, 10], Column headers: [10, 1, 10, 2]

Show answer

Answer: Row 4: [14, 5, 14, 6]; Row 1: [11, 2, 11, 3]; Row 6: [16, 7, 16, 8]; Row 10: [20, 11, 20, 12]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 4
  • 1
  • 6
  • 10
ColHeaders
  • 10
  • 1
  • 10
  • 2
Cells
  • [14,5,14,6]
  • [11,2,11,3]
  • [16,7,16,8]
  • [20,11,20,12]

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

Show answer

Answer: Row 8: [7, 6, 5, 0]; Row 10: [9, 8, 7, 2]; Row 1: [0, 1, 2, 7]; Row 7: [6, 5, 4, 1]

SubType
speed-grid
Difficulty
hard
Operation
-
RowHeaders
  • 8
  • 10
  • 1
  • 7
ColHeaders
  • 1
  • 2
  • 3
  • 8
Cells
  • [7,6,5,0]
  • [9,8,7,2]
  • [0,1,2,7]
  • [6,5,4,1]