hard Set 2 Form Exercise

Exercise 1

  • {"level":1,"index":0}
  • {"level":1,"index":1}
  • {"level":1,"index":2}
  • {"level":2,"index":0}
  • {"level":2,"index":1}
  • {"level":3,"index":0}
  • {"level":0,"index":1}
  • {"level":0,"index":2}
Show answer

Answer: 15, 9, 6, 24, 15, 39, 7, 2

Layers
4
Operation
addition
Grid
  • [8,7,2,4]
  • [15,9,6]
  • [24,15]
  • [39]
Solution
  • [8,7,2,4]
  • [15,9,6]
  • [24,15]
  • [39]

Exercise 2

  • {"level":1,"index":0}
  • {"level":1,"index":1}
  • {"level":1,"index":2}
  • {"level":2,"index":0}
  • {"level":2,"index":1}
  • {"level":3,"index":0}
  • {"level":0,"index":0}
  • {"level":0,"index":2}
Show answer

Answer: 15, 20, 11, 35, 31, 66, 5, 10

Layers
4
Operation
addition
Grid
  • [5,10,10,1]
  • [15,20,11]
  • [35,31]
  • [66]
Solution
  • [5,10,10,1]
  • [15,20,11]
  • [35,31]
  • [66]

Exercise 3

  • {"level":1,"index":0}
  • {"level":1,"index":1}
  • {"level":1,"index":2}
  • {"level":2,"index":0}
  • {"level":2,"index":1}
  • {"level":3,"index":0}
  • {"level":0,"index":2}
  • {"level":0,"index":1}
Show answer

Answer: 15, 10, 7, 25, 17, 42, 5, 5

Layers
4
Operation
addition
Grid
  • [10,5,5,2]
  • [15,10,7]
  • [25,17]
  • [42]
Solution
  • [10,5,5,2]
  • [15,10,7]
  • [25,17]
  • [42]

Exercise 4

  • {"level":1,"index":0}
  • {"level":1,"index":1}
  • {"level":1,"index":2}
  • {"level":2,"index":0}
  • {"level":2,"index":1}
  • {"level":3,"index":0}
  • {"level":0,"index":0}
  • {"level":0,"index":1}
Show answer

Answer: 11, 9, 7, 20, 16, 36, 7, 4

Layers
4
Operation
addition
Grid
  • [7,4,5,2]
  • [11,9,7]
  • [20,16]
  • [36]
Solution
  • [7,4,5,2]
  • [11,9,7]
  • [20,16]
  • [36]