expert 4×4 Set 90 Form Exercise

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

Show answer

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

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

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

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Answer: Row 5: [10, 35, 15]; Row 8: [16, 56, 24]; Row 7: [14, 49, 21]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 5
  • 8
  • 7
ColHeaders
  • 2
  • 7
  • 3
Cells
  • [10,35,15]
  • [16,56,24]
  • [14,49,21]