hard 4×4 Set 84 Form Exercise

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 10, 8, 10], Column headers: [5, 6, 4, 9]

Show answer

Answer: Row 7: [12, 13, 11, 16]; Row 10: [15, 16, 14, 19]; Row 8: [13, 14, 12, 17]; Row 10: [15, 16, 14, 19]

SubType
speed-grid
Difficulty
hard
Operation
+
RowHeaders
  • 7
  • 10
  • 8
  • 10
ColHeaders
  • 5
  • 6
  • 4
  • 9
Cells
  • [12,13,11,16]
  • [15,16,14,19]
  • [13,14,12,17]
  • [15,16,14,19]

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

Show answer

Answer: Row 2: [8, 4, 8, 2]; Row 3: [12, 6, 12, 3]; Row 8: [32, 16, 32, 8]; Row 4: [16, 8, 16, 4]

SubType
speed-grid
Difficulty
hard
Operation
×
RowHeaders
  • 2
  • 3
  • 8
  • 4
ColHeaders
  • 4
  • 2
  • 4
  • 1
Cells
  • [8,4,8,2]
  • [12,6,12,3]
  • [32,16,32,8]
  • [16,8,16,4]