medium 4×4 Set 87 Form Exercise

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

Show answer

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

SubType
speed-grid
Difficulty
medium
Operation
+
RowHeaders
  • 5
  • 1
  • 4
ColHeaders
  • 4
  • 1
  • 4
Cells
  • [9,6,9]
  • [5,2,5]
  • [8,5,8]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 9, 10], Column headers: [6, 1, 1]

Show answer

Answer: Row 2: [4, 1, 1]; Row 9: [3, 8, 8]; Row 10: [4, 9, 9]

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