medium Set 73 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [29, 34] → [_, 15, 19] → [9, _, _, _]

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Answer: Row3[1]=14, Row4[3]=10, Row4[2]=5, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [29,34]
  • [14,15,19]
  • [9,5,10,9]
Base
  • 9
  • 5
  • 10
  • 9
TopValue
63
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [14, _] → [10, 4, 11] → [_, _, 2, _]

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Answer: Row4[4]=9, Row2[2]=15, Row4[1]=8, Row4[2]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [14,15]
  • [10,4,11]
  • [8,2,2,9]
Base
  • 8
  • 2
  • 2
  • 9
TopValue
29
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":1,"v":15}
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [72] → [36, 36] → [18, _, _] → [_, _, 8, 10]

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Answer: Row3[2]=18, Row3[3]=18, Row4[2]=10, Row4[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [72]
  • [36,36]
  • [18,18,18]
  • [8,10,8,10]
Base
  • 8
  • 10
  • 8
  • 10
TopValue
72
HiddenCells
  • {"r":2,"c":1,"v":18}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 8] → [8, 4, 4] → [5, 3, _, _]

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Answer: Row4[3]=1, Row4[4]=3, Row2[1]=12, Row1[1]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [20]
  • [12,8]
  • [8,4,4]
  • [5,3,1,3]
Base
  • 5
  • 3
  • 1
  • 3
TopValue
20
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":3,"v":3}
  • {"r":1,"c":0,"v":12}
  • {"r":0,"c":0,"v":20}