medium Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [25, 23] → [15, _, _] → [10, 5, _, _]

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Answer: Row3[3]=13, Row4[3]=5, Row3[2]=10, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [25,23]
  • [15,10,13]
  • [10,5,5,8]
Base
  • 10
  • 5
  • 5
  • 8
TopValue
48
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":2,"v":5}
  • {"r":2,"c":1,"v":10}
  • {"r":3,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [32, 25] → [18, _, 11] → [_, _, _, 5]

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Answer: Row4[3]=6, Row4[2]=8, Row3[2]=14, Row4[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [32,25]
  • [18,14,11]
  • [10,8,6,5]
Base
  • 10
  • 8
  • 6
  • 5
TopValue
57
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [71] → [39, _] → [20, _, 13] → [_, 10, _, 4]

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Answer: Row4[3]=9, Row3[2]=19, Row4[1]=10, Row2[2]=32

SubType
number-pyramid
Difficulty
medium
Levels
  • [71]
  • [39,32]
  • [20,19,13]
  • [10,10,9,4]
Base
  • 10
  • 10
  • 9
  • 4
TopValue
71
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":1,"v":19}
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":1,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [32, 22] → [_, _, 10] → [10, _, 2, _]

Show answer

Answer: Row4[2]=10, Row3[2]=12, Row3[1]=20, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [32,22]
  • [20,12,10]
  • [10,10,2,8]
Base
  • 10
  • 10
  • 2
  • 8
TopValue
54
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":0,"v":20}
  • {"r":3,"c":3,"v":8}