hard 4×4 Set 50 Form Exercise

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

Show answer

Answer: Row 9: [4, 8, 7, 2]; Row 1: [4, 0, 1, 6]; Row 3: [2, 2, 1, 4]; Row 1: [4, 0, 1, 6]

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

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [6, 1, 8, 2], Column headers: [1, 4, 2, 4]

Show answer

Answer: Row 6: [7, 10, 8, 10]; Row 1: [2, 5, 3, 5]; Row 8: [9, 12, 10, 12]; Row 2: [3, 6, 4, 6]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 6
  • 1
  • 8
  • 2
ColHeaders
  • 1
  • 4
  • 2
  • 4
Cells
  • [7,10,8,10]
  • [2,5,3,5]
  • [9,12,10,12]
  • [3,6,4,6]