starter 4×4 Set 90 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [8, 5, 6], Column headers: [7, 9, 7]

Show answer

Answer: Row 8: [15, 17, 15]; Row 5: [12, 14, 12]; Row 6: [13, 15, 13]

SubType
speed-grid
Difficulty
starter
Operation
+
RowHeaders
  • 8
  • 5
  • 6
ColHeaders
  • 7
  • 9
  • 7
Cells
  • [15,17,15]
  • [12,14,12]
  • [13,15,13]

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

Show answer

Answer: Row 2: [3, 3, 5]; Row 7: [2, 2, 0]; Row 7: [2, 2, 0]

SubType
speed-grid
Difficulty
starter
Operation
-
RowHeaders
  • 2
  • 7
  • 7
ColHeaders
  • 5
  • 5
  • 7
Cells
  • [3,3,5]
  • [2,2,0]
  • [2,2,0]