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): [_] → [19, _] → [14, 5, _] → [10, 4, _, 6]

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Answer: Row1[1]=31, Row3[3]=7, Row4[3]=1, Row2[2]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [19,12]
  • [14,5,7]
  • [10,4,1,6]
Base
  • 10
  • 4
  • 1
  • 6
TopValue
31
HiddenCells
  • {"r":0,"c":0,"v":31}
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [_, 29] → [_, 18, 11] → [_, 9, _, 2]

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Answer: Row4[1]=7, Row2[1]=34, Row3[1]=16, Row4[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [34,29]
  • [16,18,11]
  • [7,9,9,2]
Base
  • 7
  • 9
  • 9
  • 2
TopValue
63
HiddenCells
  • {"r":3,"c":0,"v":7}
  • {"r":1,"c":0,"v":34}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"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): [_] → [_, 22] → [8, 10, _] → [1, 7, 3, _]

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Answer: Row3[3]=12, Row2[1]=18, Row4[4]=9, Row1[1]=40

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [18,22]
  • [8,10,12]
  • [1,7,3,9]
Base
  • 1
  • 7
  • 3
  • 9
TopValue
40
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":1,"c":0,"v":18}
  • {"r":3,"c":3,"v":9}
  • {"r":0,"c":0,"v":40}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [15, 24] → [_, _, 16] → [_, 1, _, 9]

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Answer: Row4[3]=7, Row3[1]=7, Row3[2]=8, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [15,24]
  • [7,8,16]
  • [6,1,7,9]
Base
  • 6
  • 1
  • 7
  • 9
TopValue
39
HiddenCells
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":1,"v":8}
  • {"r":3,"c":0,"v":6}