medium Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 24] → [_, 9, 15] → [_, 3, 6, 9]

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Answer: Row1[1]=37, Row3[1]=4, Row2[1]=13, Row4[1]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [13,24]
  • [4,9,15]
  • [1,3,6,9]
Base
  • 1
  • 3
  • 6
  • 9
TopValue
37
HiddenCells
  • {"r":0,"c":0,"v":37}
  • {"r":2,"c":0,"v":4}
  • {"r":1,"c":0,"v":13}
  • {"r":3,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [_, 22] → [12, _, _] → [4, 8, 5, _]

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Answer: Row2[1]=25, Row3[2]=13, Row4[4]=4, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [25,22]
  • [12,13,9]
  • [4,8,5,4]
Base
  • 4
  • 8
  • 5
  • 4
TopValue
47
HiddenCells
  • {"r":1,"c":0,"v":25}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [_, _] → [15, _, 20] → [_, 5, 10, 10]

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Answer: Row2[2]=35, Row4[1]=10, Row2[1]=30, Row3[2]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [30,35]
  • [15,15,20]
  • [10,5,10,10]
Base
  • 10
  • 5
  • 10
  • 10
TopValue
65
HiddenCells
  • {"r":1,"c":1,"v":35}
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":0,"v":30}
  • {"r":2,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [27, _] → [_, _, 13] → [4, 9, _, 8]

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Answer: Row3[2]=14, Row4[3]=5, Row3[1]=13, Row2[2]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [27,27]
  • [13,14,13]
  • [4,9,5,8]
Base
  • 4
  • 9
  • 5
  • 8
TopValue
54
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":2,"v":5}
  • {"r":2,"c":0,"v":13}
  • {"r":1,"c":1,"v":27}