hard 4×4 Set 30 Form Exercise

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 2, 1, 3], Column headers: [4, 5, 4, 7]

Show answer

Answer: Row 8: [4, 3, 4, 1]; Row 2: [2, 3, 2, 5]; Row 1: [3, 4, 3, 6]; Row 3: [1, 2, 1, 4]

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

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 3, 10, 6], Column headers: [9, 10, 8, 9]

Show answer

Answer: Row 1: [9, 10, 8, 9]; Row 3: [27, 30, 24, 27]; Row 10: [90, 100, 80, 90]; Row 6: [54, 60, 48, 54]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 1
  • 3
  • 10
  • 6
ColHeaders
  • 9
  • 10
  • 8
  • 9
Cells
  • [9,10,8,9]
  • [27,30,24,27]
  • [90,100,80,90]
  • [54,60,48,54]