medium Set 24 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [29, _] → [14, _, 10] → [8, _, 9, _]

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Answer: Row3[2]=15, Row4[4]=1, Row4[2]=6, Row2[2]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [29,25]
  • [14,15,10]
  • [8,6,9,1]
Base
  • 8
  • 6
  • 9
  • 1
TopValue
54
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":3,"v":1}
  • {"r":3,"c":1,"v":6}
  • {"r":1,"c":1,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [_, _] → [20, 18, 9] → [10, _, _, 1]

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Answer: Row2[1]=38, Row4[2]=10, Row4[3]=8, Row2[2]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [38,27]
  • [20,18,9]
  • [10,10,8,1]
Base
  • 10
  • 10
  • 8
  • 1
TopValue
65
HiddenCells
  • {"r":1,"c":0,"v":38}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":1,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, 35] → [16, 18, _] → [_, 10, 8, _]

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Answer: Row4[4]=9, Row4[1]=6, Row3[3]=17, Row1[1]=69

SubType
number-pyramid
Difficulty
medium
Levels
  • [69]
  • [34,35]
  • [16,18,17]
  • [6,10,8,9]
Base
  • 6
  • 10
  • 8
  • 9
TopValue
69
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":2,"v":17}
  • {"r":0,"c":0,"v":69}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [29, 26] → [_, 13, _] → [10, 6, _, 6]

Show answer

Answer: Row4[3]=7, Row3[1]=16, Row3[3]=13, Row1[1]=55

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [29,26]
  • [16,13,13]
  • [10,6,7,6]
Base
  • 10
  • 6
  • 7
  • 6
TopValue
55
HiddenCells
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":2,"v":13}
  • {"r":0,"c":0,"v":55}