medium Set 47 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [16, 17] → [_, 8, 9] → [_, 6, _, _]

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Answer: Row4[1]=2, Row4[4]=7, Row4[3]=2, Row3[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [16,17]
  • [8,8,9]
  • [2,6,2,7]
Base
  • 2
  • 6
  • 2
  • 7
TopValue
33
HiddenCells
  • {"r":3,"c":0,"v":2}
  • {"r":3,"c":3,"v":7}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"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): [38] → [21, _] → [11, _, 7] → [_, 6, _, 3]

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Answer: Row3[2]=10, Row4[1]=5, Row2[2]=17, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [21,17]
  • [11,10,7]
  • [5,6,4,3]
Base
  • 5
  • 6
  • 4
  • 3
TopValue
38
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":1,"v":17}
  • {"r":3,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, 21] → [_, 9, _] → [_, 2, 7, 5]

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Answer: Row3[3]=12, Row2[1]=16, Row4[1]=5, Row3[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [16,21]
  • [7,9,12]
  • [5,2,7,5]
Base
  • 5
  • 2
  • 7
  • 5
TopValue
37
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":1,"c":0,"v":16}
  • {"r":3,"c":0,"v":5}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 17] → [2, 7, _] → [_, _, 6, 4]

Show answer

Answer: Row4[2]=1, Row3[3]=10, Row4[1]=1, Row1[1]=26

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [9,17]
  • [2,7,10]
  • [1,1,6,4]
Base
  • 1
  • 1
  • 6
  • 4
TopValue
26
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":0,"v":1}
  • {"r":0,"c":0,"v":26}