expert 4×4 Set 45 Form Exercise

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

Show answer

Answer: Row 8: [11, 11, 17]; Row 6: [9, 9, 15]; Row 9: [12, 12, 18]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 8
  • 6
  • 9
ColHeaders
  • 3
  • 3
  • 9
Cells
  • [11,11,17]
  • [9,9,15]
  • [12,12,18]

Speed Grid (-): Fill in each cell by applying the operation to the row and column headers. Row headers: [10, 8, 1], Column headers: [4, 5, 4]

Show answer

Answer: Row 10: [6, 5, 6]; Row 8: [4, 3, 4]; Row 1: [3, 4, 3]

SubType
speed-grid
Difficulty
expert
Operation
-
RowHeaders
  • 10
  • 8
  • 1
ColHeaders
  • 4
  • 5
  • 4
Cells
  • [6,5,6]
  • [4,3,4]
  • [3,4,3]