medium Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [_, 27] → [9, _, 16] → [5, _, 7, _]

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Answer: Row4[4]=9, Row2[1]=20, Row4[2]=4, Row3[2]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [20,27]
  • [9,11,16]
  • [5,4,7,9]
Base
  • 5
  • 4
  • 7
  • 9
TopValue
47
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":0,"v":20}
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [11, 27] → [2, 9, _] → [_, _, 8, _]

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Answer: Row4[4]=10, Row3[3]=18, Row4[2]=1, Row4[1]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [11,27]
  • [2,9,18]
  • [1,1,8,10]
Base
  • 1
  • 1
  • 8
  • 10
TopValue
38
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":1,"v":1}
  • {"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): [_] → [6, 14] → [2, _, 10] → [_, 1, _, 7]

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Answer: Row1[1]=20, Row3[2]=4, Row4[1]=1, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [20]
  • [6,14]
  • [2,4,10]
  • [1,1,3,7]
Base
  • 1
  • 1
  • 3
  • 7
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"r":2,"c":1,"v":4}
  • {"r":3,"c":0,"v":1}
  • {"r":3,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 37] → [_, _, 18] → [1, 10, 9, 9]

Show answer

Answer: Row1[1]=67, Row3[1]=11, Row3[2]=19, Row2[1]=30

SubType
number-pyramid
Difficulty
medium
Levels
  • [67]
  • [30,37]
  • [11,19,18]
  • [1,10,9,9]
Base
  • 1
  • 10
  • 9
  • 9
TopValue
67
HiddenCells
  • {"r":0,"c":0,"v":67}
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":1,"v":19}
  • {"r":1,"c":0,"v":30}