medium Set 41 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [18, _] → [_, _, 5] → [1, 8, _, 4]

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Answer: Row4[3]=1, Row3[2]=9, Row2[2]=14, Row3[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [18,14]
  • [9,9,5]
  • [1,8,1,4]
Base
  • 1
  • 8
  • 1
  • 4
TopValue
32
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 12] → [7, _, 9] → [5, 2, _, _]

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Answer: Row3[2]=3, Row4[4]=8, Row1[1]=22, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [10,12]
  • [7,3,9]
  • [5,2,1,8]
Base
  • 5
  • 2
  • 1
  • 8
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":3,"c":3,"v":8}
  • {"r":0,"c":0,"v":22}
  • {"r":3,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [26, _] → [14, 12, 9] → [7, _, _, _]

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Answer: Row4[4]=4, Row4[3]=5, Row4[2]=7, Row2[2]=21

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [26,21]
  • [14,12,9]
  • [7,7,5,4]
Base
  • 7
  • 7
  • 5
  • 4
TopValue
47
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":1,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [49] → [_, 29] → [_, 14, _] → [_, 5, 9, 6]

Show answer

Answer: Row4[1]=1, Row3[1]=6, Row3[3]=15, Row2[1]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [20,29]
  • [6,14,15]
  • [1,5,9,6]
Base
  • 1
  • 5
  • 9
  • 6
TopValue
49
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":0,"v":6}
  • {"r":2,"c":2,"v":15}
  • {"r":1,"c":0,"v":20}